CN106226140A - A kind of contracting device - Google Patents
A kind of contracting device Download PDFInfo
- Publication number
- CN106226140A CN106226140A CN201610756175.4A CN201610756175A CN106226140A CN 106226140 A CN106226140 A CN 106226140A CN 201610756175 A CN201610756175 A CN 201610756175A CN 106226140 A CN106226140 A CN 106226140A
- Authority
- CN
- China
- Prior art keywords
- receiver
- rotary shaft
- discharge port
- contracting device
- feeding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 25
- 241000446313 Lamella Species 0.000 claims description 7
- 241000408521 Lucida Species 0.000 claims description 7
- 238000010408 sweeping Methods 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 238000005070 sampling Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of contracting device, including: the feeding-passage being vertically arranged；Upper surface is the first receiver and the second receiver being charge face, and described first receiver is setting up and down with described second receiver, and staggers setting at vertical direction；The rotary shaft being vertically arranged, described first receiver and described second receiver are all fixing with described rotary shaft to be connected；Described rotary shaft is driven to rotate so that described first receiver and described second receiver can cross the driving means of described feeding-passage.Two receivers are coaxially disposed, and then make two receivers can realize the relation being stacked, and then can effectively reduce and laterally take up space, and this contracting device is not because changing feeding-passage size and then can efficiently solving little quality sample and obtain the problem that difficulty is big.
Description
Technical field
The present invention relates to sample splitting technical field, more particularly, it relates to a kind of contracting device.
Background technology
When needs carry out sample preparation analysis to coal sample, to be first sampled, having of the mode of sampling is multiple.The most common
Sampling all be use contracting device realize.And current contracting device mostly is cell formula contracting device, rotary drum-type contracting device, rotation
Inclined tube-type contracting devices etc., these contracting devices are all to regulate division ratio by the openings of sizes of regulation division mouth, and it is fixed i.e. to use
The sample of certain mass is obtained than the method for division.
Existing contracting device is when division ratio is less, and the opening size of division mouth reduces.And when division mouth reduces, can lead
Cause division mouth, for the collection of large scale material, there is certain repellency, then cause the representative poor and shadow of keeping sample of collection
Ring division precision.So in order to ensureing that sample preparation has enough representativenesses, now some required standards, for division mouth
Size made concrete restriction, such as national standard, for the opening size of division mouth, being defined to have to be not less than by division thing
3 times of material granularity.
In sum, how to efficiently solve little quality sample and obtain the problem that difficulty is big, be current people in the art
Member's urgent problem.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of contracting device, this contracting device can efficiently solve little quality
Sample obtains the problem that difficulty is big.
In order to achieve the above object, the present invention provides following technical scheme:
A kind of contracting device, including: the feeding-passage being vertically arranged；Upper surface is the first receiver and being charge face
Two receivers, described first receiver is setting up and down with described second receiver, and staggers setting at vertical direction；It is vertically arranged
Rotary shaft, described first receiver and described second receiver are all fixing with described rotary shaft to be connected；Drive described rotary shaft
Rotate so that described first receiver and described second receiver can cross the driving means of described feeding-passage.
Preferably, including discharge port, described discharge port and described feeding-passage are separately positioned on the both sides of described rotary shaft.
Preferably, include the first discharge port and the second discharge port including discharge port, also include for by described first splicing
Material on dish scrapes first in described first discharge port and sweeps plate and scraped by the material on described second receiver described
In second discharge port, second sweeps plate.
Preferably, also including covering the cover plate above described first receiver, described cover plate is relative with described discharge port
Fixing.
Preferably, described first receiver and described second receiver are all in sector.
Preferably, including the first cavity group valency and the second cavity components, described first receiver is positioned at described first cavity
In the cavity of assembly, described second receiver is positioned at the cavity of described second cavity components.
Preferably, it is provided with support column between described first cavity components and described second cavity components.
Preferably, described cover plate is provided with manhole, also includes covering the lamella lucida on described manhole, described
Isotropic disk removably connects with described cover plate.
Preferably, also include that in described first receiver and described second receiver, at least one passes through with described rotary shaft
Removable connector connects, and can turn around the axis of described rotary shaft under described removable connector is in disassembly status
Dynamic.
Preferably, described driving means is the motor for driving described rotary shaft to rotate, described motor and described rotation
Axle chain drive.
A kind of contracting device that the present invention provides, concrete, this contracting device includes feeding-passage, the first receiver, second connects
Charging tray, rotary shaft and driving means.Wherein feeding-passage is vertically arranged, wherein the first receiver and the upper surface of the second receiver
It is charge face, and the first receiver and the second receiver are distinguished the most setting up and down, to be sampled the most at various height, also
Should ensure that the first receiver and the second receiver stagger setting at vertical direction.Wherein the first receiver and the second receiver all with
Rotary shaft is fixing to be connected, with when rotary shaft rotates, it is possible to make the first receiver and the second receiver rotate, wherein rotate simultaneously
Axle should be vertically arranged, so that the first receiver and the second receiver all can parallel rotation.Wherein driving means is used for driving
Rotary shaft, while driving rotary shaft to rotate, it shall be guaranteed that the first receiver and the second receiver can sequentially pass through charging
Passage, so that the first receiver and the second receiver are when crossing feeding-passage, charge face falls in being able to receive that feeding-passage
Material.
According to above-mentioned technical scheme, at needs to when being carried out division by division material, it is only necessary to material is logical from charging
Road is at the uniform velocity poured into, is then turned on driving means, and driving means drives rotary shaft to rotate, and while rotary shaft rotates, makes first to connect
Charging tray and the second receiver at the uniform velocity pass across feeding-passage, and through time, a part of material can be intercepted, and intercept inventory
Size can be adjusted according to the flow through time, charge face size and feeding-passage.Because need not by changing
The size of feeding-passage, realizes the adjustment of division amount, it can be ensured that the area of feeding-passage cross section, it is to avoid area is too
Little.Two receivers are set simultaneously, and setting up and down, it is possible to get two parts of different samples, accelerate the stroke of feeding, it is possible to
Material of short duration through feeding-passage, take many parts of samples, and two connection dishes be setting up and down, it is possible to ensure sampling accurate
Property.And two receivers are coaxially disposed, and then make two receivers can realize the relation being stacked, and then can effectively contract
Little laterally take up space.In sum, this contracting device can efficiently solve little quality sample and obtain the problem that difficulty is big.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
The structural representation of the contracting device that Fig. 1 provides for the embodiment of the present invention；
The contracting device that Fig. 2 provides for the embodiment of the present invention partly cut open structural representation；
The position view of the first receiver that Fig. 3 provides for the embodiment of the present invention.
In accompanying drawing, labelling is as follows:
Driving means the 1, first cavity components the 2, second cavity components 3, support column 4, lamella lucida the 5, first receiver 6,
Two receivers 7, first sweep plate the 8, second discharge port the 9, first discharge port 10, rotary shaft 11, feeding-passage 12,
Detailed description of the invention
The embodiment of the invention discloses a kind of contracting device, the problem big to efficiently solve little quality sample acquisition difficulty.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Refer to the structural representation of the contracting device that Fig. 1-Fig. 3, Fig. 1 provide for the embodiment of the present invention；Fig. 2 is that the present invention is real
Execute example provide contracting device partly cut open structural representation；The position signal of the first receiver that Fig. 3 provides for the embodiment of the present invention
Figure.
In a kind of specific embodiment, present embodiments providing at a kind of contracting device, concrete, this contracting device includes charging
Passage the 12, first receiver the 6, second receiver 7, rotary shaft 11 and driving means 1.
Wherein feeding-passage 12 is vertically arranged, and is flowed to lower end, need explanation from the upper end of feeding-passage 12 by division material
Being, in order to uniform by division material division, more to have illustrative, material should pass through from feeding-passage 12 uniformly.
Wherein the upper surface of the first receiver 6 and the second receiver 7 is charge face, and the first receiver 6 and second connects
Charging tray 7 is the most setting up and down, to be sampled the most at various height.Need the first receiver 6 being in upside said
The splicing of the second receiver 7 should not be interfered, not only to ensure that the first receiver 6 and the second receiver 7 have certain height
Difference, also should ensure that the first receiver 6 and the second receiver 7 stagger setting at vertical direction, wherein staggers setting at vertical direction,
Referring in the vertical direction, the charge face of the first receiver 6 and the second receiver 7 should not be to be completely superposed.
Wherein the first receiver 6 and the second receiver 7 are all fixing with rotary shaft 11 is connected, with when rotary shaft 11 rotates,
The first receiver 6 and the second receiver 7 can be made to rotate, and wherein rotary shaft 11 should be vertically arranged simultaneously, so that the first splicing
Dish 6 and the second receiver 7 all can parallel rotation.Wherein driving means 1 is used for driving rotary shaft 11, is driving rotary shaft 11 turns
While Dong, it shall be guaranteed that the first receiver 6 and the second receiver 7 can sequentially pass through feeding-passage 12, so that the first splicing
Dish 6 and the second receiver 7 are when crossing feeding-passage 12, and charge face is able to receive that the material of the interior whereabouts of feeding-passage 12.Need
Illustrate is, it should avoid the first receiver 6 and the second receiver 7 all the time through feeding-passage 12 during rotating, and
Do not have the effect of division.Concrete structure, it may be that the first receiver 6 and the second receiver 7 are respectively provided with shank, is then passed through
Shank is fixing with rotary shaft 11 to be connected.Wherein rotary shaft 11 can be to have been connected by two axles, it is also possible to is one-body molded, but
Should ensure that the first receiver 6 and the second receiver 7 rotate coaxially.Wherein driving means 1, can be wind drive, or waterpower
Drive, preferably employ motor herein and drive.Preferred chain drive between motor and rotary shaft 11, so that motor can install splicing
Away from the side of rotary shaft 11 on dish.
In the present embodiment, at needs to when being carried out division by division material, it is only necessary to material is even from feeding-passage 12
Speed is poured into, is then turned on driving means 1, and driving means 1 drives rotary shaft 11 to rotate, and while rotary shaft 11 rotates, makes first
Receiver 6 and the second receiver 7 at the uniform velocity pass across feeding-passage 12, and through time, a part of material can be intercepted, and intercept thing
The size of doses can be adjusted according to the flow through time, charge face size and feeding-passage 12.Because need not
By changing the size of feeding-passage 12, realize the adjustment of division amount, it can be ensured that the face of feeding-passage 12 cross section
Long-pending, it is to avoid area is the least.Two receivers are set simultaneously, and setting up and down, it is possible to get two parts of different samples, accelerate feeding
Stroke, it is possible to material of short duration through feeding-passage 12 time, take many parts of samples, and two connection dishes be setting up and down, energy
Enough accuracys ensureing sampling.And two receivers are coaxially disposed, and then make two receivers can realize the relation being stacked,
And then can effectively reduce and laterally take up space.In sum, this contracting device can efficiently solve the acquisition of little quality sample
The problem that difficulty is big.
Concrete also should discharge port, with at discharge port, the material after division is taken out.In order to avoid feeding-passage 12
Interference to discharge port, is the most preferably separately positioned on the both sides of rotary shaft 11 by discharge port and feeding-passage 12.Wherein distinguish
It is arranged on both sides, represents that the angle that discharge port and feeding-passage 12 are formed for angle point with the axis of rotary shaft 11 is more than 90 degree, enter
And make discharge port and feeding-passage 12 ratio relatively decentralized.Wherein discharge port usually can the through hole of discharging.It should be noted that unload
Material mouth should be able to be provided with material-receiving device.
In view of being provided with two receivers, two receivers need as two parts of samples sometimes, based on this, permissible
Make discharge port include the first discharge port 10 and the second discharge port 9, then the first discharge port 10 carries out discharging for the first receiver 6,
Second discharge port 9 carries out discharging for the second receiver 7.In order to realize automatic discharging, can arrange at the first discharge port 10
Sweep plate 8 for the material scraper on the first receiver 6 is swept to the first of the first discharge port 10, and set at the second discharge port 9
It is equipped with and sweeps plate for the material scraper on the second receiver 7 is swept to the second of the second discharge port 9.Wherein sweeping plate can be relative
Corresponding discharge port moves, it is also possible to be relatively-stationary relation.The most preferred relatively-stationary relation, and by rotary shaft 11
Rotate, sweep plate and receiver relative movement, to complete discharging.
Because when toppling over material to feeding-passage 12, it is easy to cause dust to kick up, and avoid extraneous dust to waft simultaneously
Fall on receiver, affect the accuracy of receiver splicing.Can be coated with cover plate on the first receiver 6, cover plate should simultaneously
When being relatively fixed with discharge port, and feeding-passage 12 should be got around and arrange, or be provided with for wearing that feeding-passage 12 passes
Hole.
In order to further, in order to avoid the natural wind of external world's generation, and the environment in the external world is to the material on receiver
Produce impact.Can arrange the first cavity components 2 and the second cavity components 3, wherein the first receiver 6 is positioned at the first cavity components
In the cavity of 2, wherein the second receiver 7 is positioned at the cavity of the second cavity components 3.Wherein cavity components can include cylinder and cover
At cylinder two ends plectane, for cover plate, it can be the part making cover plate belong to the first cavity components 2.In view of receiver
Movement track is bigger, based on this, can arrange support column 4 between the first cavity components 2 and the second cavity components 3.
After cover plate covers on the first receiver 6, it is contemplated that may need the first receiver 6 is overhauled, now
If by relatively difficult for whole detachable cover plate, based on this, can on the cover board be provided with manhole.And it is provided with covering at manhole
On lamella lucida 5, arranging lamella lucida 5 can be observed receiver by this lamella lucida 5 and manhole.In order to more square
Just detecting, preferably clear plate 5 removably connects with cover plate herein.
Wherein the first receiver 6 and the second receiver 7 are during splicing discharging, motion track ringwise, based on this,
In order to, on motion track, the first receiver 6 and the second receiver 7 preferably through feeding-passage 12, can make the first splicing
Dish 6 and the second receiver 7 are all in fan.Connect for convenience, it is also possible to shank is set.Same, for the first cavity components 2
With the second cavity components 3, all can be in disk form, to comply with the motion track of receiver.
Wherein the first receiver 6 and the second receiver 7 are when splicing, in order to ensure the first receiver 6 and the second receiver 7
Fully splicing, setting of the most preferably the first receiver 6 and receiver being staggered completely.It is contemplated that, because splicing amount also with
The card size positive correlation of receiver.When not regulating flow in rotating speed and feeding-passage 12, the first receiver 6 and can be made
Two receivers 7 form certain overlapping relation, then regulate the splicing face size of the second receiver 7, then can regulate second
Receiver 7 splicing amount.Concrete, at least one and rotary shaft 11 in the first receiver 6 and the second receiver 7 can be made to pass through can
Dismounting connector connects, and can rotate around the axis rotated, so that first connects under removable connector is in disassembly status
Charging tray 6 can carry out angle regulation, to allow to the overlapping relation adjusted between the two by relative second receiver 7.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (10)
1. a contracting device, it is characterised in that including:
The feeding-passage (12) being vertically arranged；
Upper surface is the first receiver (6) and the second receiver (7) being charge face, and described first receiver (6) is with described
Second receiver (7) is setting up and down, and staggers setting at vertical direction；
The rotary shaft (11) being vertically arranged, described first receiver (6) and described second receiver (7) all with described rotary shaft
(11) fixing connection；
Described rotary shaft (11) is driven to rotate so that described first receiver (6) and described second receiver (7) can cross institute
State the driving means (1) of feeding-passage (12).
Contracting device the most according to claim 1, it is characterised in that include that discharge port, described discharge port lead to described charging
Road (12) is separately positioned on the both sides of described rotary shaft (11).
Contracting device the most according to claim 2, it is characterised in that include that discharge port includes the first discharge port (10) and second
Discharge port (9), also includes for the material on described first receiver (6) is scraped first in described first discharge port (10)
In sweeping plate (8) and the material on described second receiver (7) scraping described second discharge port (9), second sweeps plate.
Contracting device the most according to claim 3, it is characterised in that also include covering in described first receiver (6) top
Cover plate, described cover plate is relatively fixed with described discharge port.
Contracting device the most according to claim 4, it is characterised in that described first receiver (6) and described second receiver
(7) all in sector.
Contracting device the most according to claim 5, it is characterised in that include the first cavity group valency (2) and the second cavity components
(3), described first receiver (6) is positioned at the cavity of described first cavity components (2), and described second receiver (7) is positioned at institute
State in the cavity of the second cavity components (3).
Contracting device the most according to claim 5, it is characterised in that described first cavity components (2) and described second cavity
Support column (4) it is provided with between assembly (3).
Contracting device the most according to claim 7, it is characterised in that be provided with manhole on described cover plate, also includes covering
Lamella lucida (5) on described manhole, described lamella lucida (5) removably connects with described cover plate.
9. according to the contracting device described in any one of claim 1-8, it is characterised in that also include described first receiver (6) with
In described second receiver (7), at least one is connected by removable connector with described rotary shaft (11), and its described can
Dismounting connector is under disassembly status and can rotate around the axis of described rotary shaft (11).
Contracting device the most according to claim 9, it is characterised in that described driving means (1) is for being used for driving described rotation
The motor that axle (11) rotates, described motor and described rotary shaft (11) chain drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756175.4A CN106226140A (en) | 2016-08-29 | 2016-08-29 | A kind of contracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756175.4A CN106226140A (en) | 2016-08-29 | 2016-08-29 | A kind of contracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106226140A true CN106226140A (en) | 2016-12-14 |
Family
ID=58072593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610756175.4A Pending CN106226140A (en) | 2016-08-29 | 2016-08-29 | A kind of contracting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106226140A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533406A (en) * | 2018-12-25 | 2019-03-29 | 长沙开元仪器有限公司 | A kind of reduction device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1114846A (en) * | 1964-10-02 | 1968-05-22 | Solar Thomson Eng Co | Improvements in or relating to solids feeding means |
| EP1129965A2 (en) * | 2000-03-04 | 2001-09-05 | Krupp Fördertechnik GmbH | Device for transferring pulverulent products |
| CN202757812U (en) * | 2012-07-15 | 2013-02-27 | 河南东大矿业股份有限公司 | Rotating divider |
| CN103293046A (en) * | 2013-06-28 | 2013-09-11 | 长沙开元机电设备有限公司 | Reducing-dividing machine |
| CN104743352A (en) * | 2015-03-13 | 2015-07-01 | 长沙开元仪器股份有限公司 | Mechanical reduction and division device |
| CN105203365A (en) * | 2015-10-28 | 2015-12-30 | 长沙开元仪器股份有限公司 | Automatic sample making system and division apparatus thereof |
| CN105424402A (en) * | 2015-10-30 | 2016-03-23 | 远光共创智能科技股份有限公司 | Rotary division device |
-
2016
- 2016-08-29 CN CN201610756175.4A patent/CN106226140A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1114846A (en) * | 1964-10-02 | 1968-05-22 | Solar Thomson Eng Co | Improvements in or relating to solids feeding means |
| EP1129965A2 (en) * | 2000-03-04 | 2001-09-05 | Krupp Fördertechnik GmbH | Device for transferring pulverulent products |
| CN202757812U (en) * | 2012-07-15 | 2013-02-27 | 河南东大矿业股份有限公司 | Rotating divider |
| CN103293046A (en) * | 2013-06-28 | 2013-09-11 | 长沙开元机电设备有限公司 | Reducing-dividing machine |
| CN104743352A (en) * | 2015-03-13 | 2015-07-01 | 长沙开元仪器股份有限公司 | Mechanical reduction and division device |
| CN105203365A (en) * | 2015-10-28 | 2015-12-30 | 长沙开元仪器股份有限公司 | Automatic sample making system and division apparatus thereof |
| CN105424402A (en) * | 2015-10-30 | 2016-03-23 | 远光共创智能科技股份有限公司 | Rotary division device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533406A (en) * | 2018-12-25 | 2019-03-29 | 长沙开元仪器有限公司 | A kind of reduction device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109865657B (en) | Laboratory particle screening device and particle screening method | |
| CN205616031U (en) | Intelligent -classification garbage can | |
| CN102406464B (en) | Sealing cover type quantitative spoon | |
| CN103293046B (en) | A kind of contracting device | |
| CN104614198B (en) | Quartering based automatic sampler for engineering aggregate and sampling method of engineering aggregate | |
| CN208182024U (en) | A kind of disc type reduction device | |
| CN105203365B (en) | A kind of automatic sample-making system and its reduction device | |
| CN106644598A (en) | Rotary movable type runoff sediment collection device | |
| CN106226140A (en) | A kind of contracting device | |
| CN103604659A (en) | Sampling device for belt conveyor | |
| CN103759914A (en) | All-directional layered collecting device for earth surface sand | |
| CN104743352B (en) | Mechanical reduction device | |
| CN105942864A (en) | Milk making machine and milk box assembly thereof | |
| CN209968856U (en) | Laboratory particle screening device | |
| CN214585444U (en) | Road and bridge bituminous pavement crack detection device | |
| CN206161398U (en) | Splitting machine | |
| CN205981833U (en) | Splitting machine | |
| CN208026538U (en) | A kind of disc type reduction device | |
| CN208026526U (en) | A kind of reduction device | |
| CN104568549A (en) | Rotating bucket disk type splitting device | |
| CN106198149B (en) | A kind of contracting device | |
| CN102768128B (en) | Aggregate sampling device, hot aggregate bin and asphalt mixing plant | |
| CN205958384U (en) | Electronic antifracture testing machine of cement | |
| CN206154510U (en) | Concrete mixer gyration feed arrangement | |
| CN208140342U (en) | A kind of measurement difference carrys out the husky amount collector of rotatable compacted shifting in wind direction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190702 Address after: 410100 Xingsha Industrial Base, Changlong Street, Changsha Economic and Technological Development Zone, Hunan Province, No. 1259, Liangtang East Road Applicant after: Changsha Kaiyuan Instruments Co.,Ltd. Address before: 410100 No. 172 Kaiyuan Road, Changsha economic and Technological Development Zone, Hunan Applicant before: CHANGSHA KAIYUAN INSTRUMENTS Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |
|
| RJ01 | Rejection of invention patent application after publication |