CN106863314A - A kind of warehouse deep layer storing exploring robot - Google Patents
A kind of warehouse deep layer storing exploring robot Download PDFInfo
- Publication number
- CN106863314A CN106863314A CN201611061109.1A CN201611061109A CN106863314A CN 106863314 A CN106863314 A CN 106863314A CN 201611061109 A CN201611061109 A CN 201611061109A CN 106863314 A CN106863314 A CN 106863314A
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- CN
- China
- Prior art keywords
- advancing
- warehouse
- deep layer
- rolling pipe
- barrel 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/02—Sensing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D57/00—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track
- B62D57/02—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members
- B62D57/036—Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members screw type, e.g. Archimedian screw
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Storage Of Harvested Produce (AREA)
Abstract
The invention discloses a kind of warehouse deep layer storing exploring robot, including barrel shell, the master gear being rotatably arranged in barrel shell, the multiple rolling pipes of advancing being rotatably arranged on barrel shell, the pinion being fixedly installed in each traveling rolling pipe outer wall and the driving motor for driving master gear to rotate；When master gear is rotated, each pinion synchronous axial system is driven；Advance rolling pipe lumen wall on be fixed with spiral power plate, when being rotated with rolling pipe of advancing, the material stirred in rolling pipe of advancing by spiral is obtained thrust and moves ahead or retreat spiral power plate.The present invention can carry out monitor in real time to warehouse deep layer storing.
Description
Technical field
The invention belongs to robotics, and in particular to a kind of warehouse deep layer storing exploring robot.
Background technology
Currently used for the warehouse of storage granule materials, in order to reduce the storage cost of Unit Weight, be generally made it is big and high,
Some technical barriers are consequently also brought, especially for some organic storings apt to deteriorate, was easy for originally because going mouldy or worm
Evil etc. causes permanent loss；And big and high warehouse, when these materials are stored, even more it is difficult to obtain warehouse depths in time
Storing state, be more prone to cause damage.
Such as, present large granary, more than Chang Liu meters of its height has an area of tens of rice, although have at present relatively advanced
Storage management technology, but the spoilage problems of its deep layer grain storage are still easy hair accident.So in the market need one kind badly can be real
When detect the monitoring device of warehouse deep layer storing state, being especially the absence of one kind can be moved independently or according to control command
It is dynamic, so that the equipment for expanding monitoring range.
The content of the invention
Visited it is an object of the invention to provide a kind of warehouse deep layer storing that monitor in real time can be carried out to warehouse deep layer storing
Look into robot.
Realizing the technical scheme of the object of the invention is：A kind of warehouse deep layer storing exploring robot, including barrel shell, rotation set
Put the master gear in barrel shell, the multiple rolling pipes of advancing being rotatably arranged on barrel shell, be fixedly installed on each traveling in rolling pipe outer wall
Pinion and for drive master gear rotate driving motor；When master gear is rotated, each pinion synchronous axial system is driven；OK
Enter to roll be fixed with the lumen wall of pipe spiral power plate, spiral power plate when being rotated with rolling pipe of advancing, by spiral
The material acquisition thrust stirred in rolling pipe of advancing moves ahead or retreats.
The present invention has following positive technique effect：（1）Monitor in real time can be carried out to warehouse deep layer storing, by installing
Various sensors the materialization information of storing is detected and information transfer；Further, since with the row that can produce thrust
Enter rolling pipe, can advance or retreat independently or under remote control command, so that expand monitoring range, with wider array of use model
Enclose.
Brief description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the invention；
Fig. 2 is a kind of top view of the storing exploring robot of warehouse deep layer shown in Fig. 1；
Fig. 3 is a kind of explosive view of the storing exploring robot of warehouse deep layer shown in Fig. 1；
Fig. 4 is a kind of explosive view that the storing exploring robot of warehouse deep layer shown in Fig. 1 is further decomposed；
Fig. 5 is a kind of sectional view of the storing exploring robot of warehouse deep layer shown in Fig. 1；
Fig. 6 is a kind of sectional view of barrel shell in the storing exploring robot of warehouse deep layer shown in Fig. 1；
Fig. 7 is a kind of sectional view of traveling rolling pipe in the storing exploring robot of warehouse deep layer shown in Fig. 1；
Fig. 8 is a kind of structural representation of the binary silo being made of robot shown in Fig. 1；
Fig. 9 is a kind of dimensional structure diagram of discharge mechanism in silo shown in Fig. 8；
Figure 10 be discharge mechanism shown in Fig. 9 from another angle observe when a kind of dimensional structure diagram；
Figure 11 is a kind of explosive view of discharge mechanism shown in Fig. 9；
Figure 12 is a kind of dimensional structure diagram of linked switching device in discharge mechanism shown in Fig. 9；
Figure 13 be linked switching device shown in Figure 12 from another angle observe when a kind of dimensional structure diagram；
Figure 14 is a kind of dimensional structure diagram of linkage gear component in linked switching device shown in Figure 12；
Figure 15 be linkage gear component shown in Figure 14 from another angle observe when a kind of dimensional structure diagram；
Figure 16 is a kind of side view of linkage gear component shown in Figure 14；
Figure 17 is the line A-A sectional view of linkage gear component shown in Figure 16.
Specific embodiment
（Embodiment 1, warehouse deep layer storing exploring robot）
Fig. 1 to Fig. 7 shows a kind of specific embodiment of the invention.
The present embodiment is a kind of warehouse deep layer storing exploring robot, and as shown in Fig. 1 to Fig. 7, the warehouse deep layer storing is visited
Looking into robot 6 includes barrel shell 61, the master gear 62 being rotatably arranged in barrel shell, four rolling pipes of advancing being rotatably arranged on barrel shell
63rd, it is fixedly installed on each pinion 64 in rolling pipe outer wall, driving motor 65 for driving master gear to rotate of advancing；Four pairs
Gear is uniformly arranged on master gear outer circumferential side, setting in a center of symmetry；When master gear is rotated, each pinion synchronous axial system is driven.
In the present embodiment, the periphery wall of master gear is provided with driving cog 621, and internal perisporium is provided with driven tooth 622；The dynamic electricity of original
The quantity of machine 65 is two, and each driving motor is provided with the output gear 651 with output gear；The driven tooth of output gear and master gear
Engagement adaptation；Driving cog and pinion the engagement adaptation of master gear.
Spiral power plate 631 is fixed with the lumen wall of traveling rolling pipe, spiral power plate is with rolling pipe turn of advancing
When dynamic, the material stirred in rolling pipe of advancing by spiral is obtained thrust and moves ahead or retreat.In the present embodiment, spiral power plate
Center enclose to form a circular material path 639, when rolling pipe of advancing is advanced, grain storage is mainly from the circular material path and spiral
Released backward in the gap between screw of power plate, this structure can in time to advance rolling pipe in feed smoothly to advance, in addition by
In the presence of the circular material path, to the larger mobile space of grain storage in rolling pipe of advancing, prevent grain storage because overcrowding by spiral shell
Rotation power plate is blended.
Barrel shell 61 includes the secondary cylinders 612 of main cylinder 611 and four, four secondary cylinders around main cylinder central axis into center
It is symmetrical arranged；The central axis of main cylinder is also the center of rotation axis of the master gear, the center of rotation axis of each secondary cylinder
Center of rotation axis with master gear is parallel.
Each two ends for advancing rolling pipe are equipped with the Taper Pipe portion 632 of reduced diameter as drag reduction portion, are advanced for reducing
Resistance.
The two ends of barrel shell are respectively fixed with a coniform antidrag cap 66, and each antidrag cap is provided with a temperature sensor 67
With a humidity sensor 68, the induction end of each temperature sensor and humidity sensor is exposed independent from antidrag cap.
The first rolling bearing 633 and the second rolling bearing 634 are arranged with the outer wall of each rolling pipe of advancing, each rolling pipe of advancing
Outer wall is provided with first step wall 635 and second step wall 636；
One side of barrel shell is provided with four clutch shaft bearing storage tanks 613, and four clutch shaft bearing storage tanks are located at the barrel shell end
On inwall；Each first rolling bearing is embedded in a corresponding clutch shaft bearing storage tank, and the inner ring of each first rolling bearing is arranged
It is fixed on corresponding one one end for rolling pipe of advancing, and the first step wall for rolling pipe of advancing is along the central axial direction pressure of the rolling pipe
It is connected on the inner ring of corresponding first rolling bearing；
Another side of barrel shell is provided with four second bearing storage tanks 614, and four second bearing storage tanks are located at and expose to cylinder
The shell end；Each rolling pipe of advancing is provided with male threaded joint 637；One internal thread crimp being screwed onto on male threaded joint
638, it is crimped on the outer ring of a corresponding second bearing, and the central axial direction of pipe is rolled the second bearing along the traveling
Inner ring is crimped on the second step wall of traveling rolling pipe；The internal thread crimp blocks a corresponding second bearing simultaneously to be held
Put the opening of groove.
Installing plate 615 is fixed with barrel shell, master gear is rotatably arranged on installing plate, the motor body of each driving motor
Also it is fixedly installed on the installing plate.
Warehouse deep layer storing exploring robot in the present embodiment when in use, supplies to driving motor by built-in power
Electricity, driving motor drives master gear to rotate, and then synchronously drives four rolling pipes of advancing to rotate by each pinion, so as in silo
In advance or retreat by promoting grain storage.In concrete practice, it is also possible to by cable to the warehouse deep layer in the present embodiment
Storing exploring robot is powered and transmits data, specifically cable through behind a tip for antidrag cap, with antidrag cap or cylinder
Wiring board in shell is connected.
Because each antidrag cap is provided with temperature sensor and humidity sensor, the warehouse deep layer storing in the present embodiment is detected
Robot can provide the temperature and humidity of drill-through grain layer in traveling, so as to obtain the physics letter of the grain storage of different depth
Breath, and user can be transferred to by the radio-cell in being built in antidrag cap or barrel shell.Warehouse deep layer storage in the present embodiment
Material exploring robot can also rest on a certain depth in warehouse, and monitor in real time is carried out to storing at this.
In order to obtain more intuitively image or video data, the present embodiment can also set tool in each coniform antidrag cap
There is lamplit camera, each coniform antidrag cap is then made of transparent material, so that camera can be photographed
Heap is pressed in the in good time state of the storing on coniform antidrag cap outer wall, for example observe go mouldy, the phenomenon such as insect pest so that right in time
It is prevented and treated.
The present embodiment has advantages below：Monitor in real time can be carried out to warehouse deep layer storing, by the various biographies installed
Sensor is detected and information transfer to the materialization information of storing；Further, since with the traveling of thrust can be produced to roll pipe, can
Autonomous or advance or retrogressing under remote control command, so that expand monitoring range, with wider array of use scope.
（Application examples 1, binary silo）
Fig. 8 to Figure 17 shows a kind of concrete application mode of the invention.
The application example is a kind of binary silo being made of above-described embodiment 1, as shown in Fig. 8 to Figure 17, including binary
Warehouse 1 and the discharge mechanism 2 being arranged on below binary warehouse.
Binary warehouse 1 has the first warehouse 11 and the second warehouse 12 being arranged side by side, and the bottom in the first warehouse is tapered, its
There is the first discharging opening at bottom centre；The bottom in the second warehouse is also tapered, has the second discharging opening at its bottom centre.This
In embodiment, the bottom in binary warehouse is provided with four daggers 13, and binary warehouse is stood on the ground by four daggers.In tool
In body practice, also shouldn't dagger, but binary warehouse is directly anchored on wall or on carrier, such as by the present embodiment
For united reaper.
As shown in Figure 1, the warehouse deep layer described at least one above-described embodiment 1 is equipped with the first warehouse and the second warehouse
Storing exploring robot 6.
Discharge mechanism 2 includes the interior casing 21 for setting the first unloading passage and the second unloading passage, is arranged on the first unloading and leads to
The first auger 24 in road, is arranged on the second auger 25 in the second unloading passage, and for driving the first auger and second
The drive device 3 that auger is rotated.
The top of casing is provided with the first grain-entering mouth 211 and the second grain-entering mouth 212, and the bottom of casing is provided with the first grain outlet
213 and second grain outlet 214；First grain-entering mouth as the first unloading passage import, the first grain outlet is logical as the first unloading
The outlet in road.Second grain-entering mouth as the second unloading passage import, the second grain outlet as the second unloading passage outlet.
First auger 24 includes the first rotating shaft 241 being rotatably arranged on casing and be fixedly installed in first rotating shaft the
One spiral plate 242, the first spiral plate is located in the first unloading passage；Second auger includes second turn be rotatably arranged on casing
Axle 251 and the secondary spiral lamina 252 being fixedly installed in the second rotating shaft, secondary spiral lamina are located in the second unloading passage.
In the present embodiment, casing is formed by base 217 and the combination of capping 218, and dividing plate 219 is provided with base, and dividing plate is the bottom of
Seat inner space is separated into two big cavitys of grade；First rotating shaft and the setting of the second shaft parallel, the first spiral plate and the second spiral shell
Rotating plate is respectively disposed in a corresponding cavity, and the hand of spiral of the first spiral plate and the hand of spiral of secondary spiral lamina are opposite.
Casing outside, and the end of first rotating shaft 241 stretched out on the outside of casing are stretched out in one end of the first rotating shaft 241 of the first auger
End is fixed with the first driven gear 243；Casing outside is stretched out in one end of second rotating shaft 251 of the second auger, and stretches out casing
The end of second rotating shaft 251 in outside is fixed with the second driven gear 253.
First auger and the second auger elapse respective cavity by rotating push mode in grain.
Drive device 3 includes being provided with the motor 31 and linked switching device 4 of driving wheel 311.
Linked switching device 4 includes support body 41, driving wheel group 32, the guide plate and linkage gear being fixedly installed on support body
Component 44；Guide plate includes outer guide plate 42 and interior guide plate 43, is equipped with one on outer guide plate 42 and interior guide plate 43 and leads
To hole 45；Support body is fixedly installed on cabinet exterior.
Driving wheel group 32 includes power transmission shaft 321 and the driving pulley 322 and driving cog that are fixedly installed on power transmission shaft
Wheel 323, travelling gear is located at the inner side of driving pulley, namely positioned at driving pulley close to the side of casing.Transmission axle position
In first driven gear and the middle of the second driven gear, motor is fixedly installed with respect to ground, and driving wheel is located at
The underface of driving pulley, driving wheel drives driven transmission wheel by belt 312.Travelling gear and the first driven gear and
Gap is left between two driven gears, namely travelling gear does not drive the first driven gear or the second driven gear directly；
First driven gear and the second driven gear are centrosymmetric setting relative to power transmission shaft.
Linkage gear component 44 includes linkage gear 441 and the guiding reciprocatingly slided along pilot hole for spacing linkage gear
Part 448；Guide is located in pilot hole, and when guide slides into one end of pilot hole, travelling gear passes through linkage gear band
Dynamic first driven gear is rotated, and when guide slides into the other end of pilot hole, travelling gear is by linkage gear drive the
Two driven gears are rotated.
In the present embodiment, linkage gear component also includes the axostylus axostyle 442 being fixedly installed in linkage gear centre bore, is arranged
443, two, two rolling bearings on axostylus axostyle two ends are used to housing the bearing block 444 of rolling bearing, for by rolling bearing
Block the end cap 445 in bearing block；
Each end cap is fixedly installed on the outboard end of bearing block by bolt 446, and each end cap is crimped on the outer ring of rolling bearing simultaneously
On；The inner ring of each rolling bearing is arranged on the one end for being fixed on axostylus axostyle；
For lift-off seal, prevent dust from entering in rolling bearing, set also between each end cap and a corresponding bearing block
Gasket seal 447.
In the present embodiment, pilot hole is a circular hole, and the circular hole and travelling gear are arranged concentrically；The outside of each end cap
End is provided with the guide ledges of evagination as guide 448, and each guide ledges are located in a corresponding pilot hole, and can be along pilot hole
Reciprocatingly slide.
In the present embodiment, the upper top surface 4481 and bottom surface 4482 of each guide are the arc surfaces being arranged concentrically；It is each to be oriented to
The upper top surface 4481 of part and the upper inwall adaptation of pilot hole, the bottom surface of each guide and the lower inwall adaptation of pilot hole, it is this
Structure allows that each guide reciprocatingly slides in a corresponding pilot hole, but can not rotate, and linkage gear is then being rolled
Can be rotated under the support of bearing.
In the present embodiment, drive axis are set on outer guide plate and interior guide plate, and linkage gear and travelling gear are nibbled
Properly match somebody with somebody；Because pilot hole and travelling gear are arranged concentrically, so travelling gear can drive linkage gear component entirety when rotating
Moved along pilot hole setting direction, until guide is connected on one end of pilot hole.
As shown in Figure 5, now motor is rotated forward, and guide is connected on the left end of pilot hole, linkage gear, biography
Moving gear and the first driven gear engagement adaptation, namely travelling gear now drive the first driven tooth to rotate by linkage gear
It is dynamic, namely drive the first auger to rotate；When motor is rotated backward, travelling gear is rotated backward therewith, and then drives connection
Moving gear and guide move right along pilot hole, until guide is connected on the right-hand member of pilot hole, now linkage gear,
Travelling gear and the second driven gear engagement adaptation, namely travelling gear now can drive the second driven gear by linkage gear
Rotate, namely drive the second auger to rotate.During linkage gear component is moved back and forth along pilot hole, travelling gear is all the time
Linkage gear is driven to rotate.
The course of work of the present embodiment is as follows：Grain storage in first warehouse enters the first unloading passage through the first grain-entering mouth
In, the grain storage in cavity where itself is elapsed to the first grain outlet when the first auger rotates；Grain storage in second warehouse is through
Two grain-entering mouths enter in the second unloading passage, the grain storage in cavity where itself is elapsed to second when the second auger rotates is put out cereal
Mouthful.
Under normal circumstances, exploring robot can be placed in silo bottom or middle level, preferably makes two coniform antidrag caps
66 put in plumb line state, when its movement is needed, you can start driving motor and drive rolling pipe of advancing, spiral power plate to dial
Animal material is realized advancing or retreated.
The present embodiment has advantages below：（1）（2）Linked switching device it is relatively reasonable in structure, two augers are only with same
One motor drives, and is compared with traditional product, saves a motor, also reduces entirety and takes up room, and is conducive to
Miniaturization, especially meets carrier and installs and uses demand.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no need and unable to be exhaustive to all of implementation method.And these
Belong to obvious change that connotation of the invention extends out or variation still falls within protection scope of the present invention.
Claims (1)
1. a kind of warehouse deep layer storing exploring robot, it is characterised in that：Including barrel shell, the main tooth being rotatably arranged in barrel shell
The multiple rollings of advancing take turns, being rotatably arranged on barrel shell manage, are fixedly installed on each pinion advanced in rolling pipe outer wall and are used for
The driving motor for driving master gear to rotate；When master gear is rotated, each pinion synchronous axial system is driven；Advance and roll the lumen wall of pipe
On be fixed with spiral power plate, spiral power plate is stirred positioned at rolling pipe of advancing when being rotated with rolling pipe of advancing by spiral
Interior material obtains thrust and moves ahead or retreat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611061109.1A CN106863314A (en) | 2016-11-27 | 2016-11-27 | A kind of warehouse deep layer storing exploring robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611061109.1A CN106863314A (en) | 2016-11-27 | 2016-11-27 | A kind of warehouse deep layer storing exploring robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106863314A true CN106863314A (en) | 2017-06-20 |
Family
ID=59239450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611061109.1A Withdrawn CN106863314A (en) | 2016-11-27 | 2016-11-27 | A kind of warehouse deep layer storing exploring robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106863314A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636954A (en) * | 2018-03-15 | 2018-10-12 | 许琴 | Central air-conditioning pipe deashing robot |
| RU2742958C1 (en) * | 2020-10-27 | 2021-02-12 | Николай Петрович Дядченко | Screw propeller by n.p.dyadchenko |
| RU2745163C1 (en) * | 2020-09-29 | 2021-03-22 | Николай Петрович Дядченко | Auger mover |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003244A (en) * | 1962-10-04 | 1965-09-02 | Commissariat Energie Atomique | Handling device having a detachable gripper |
| CN1537703A (en) * | 2003-10-23 | 2004-10-20 | 上海交通大学 | Amphibious biotic robot fortoise |
| CN202036963U (en) * | 2011-04-14 | 2011-11-16 | 常州常衡德曼粉体集成系统有限公司 | Precision batching combined system |
| CN203794039U (en) * | 2014-04-15 | 2014-08-27 | 安徽泰格钢结构制品有限公司 | Material-storing warehouse convenient for material charging and discharging |
| CN204400218U (en) * | 2014-12-31 | 2015-06-17 | 刘施言 | A kind of noodle storage box |
| CN105235771A (en) * | 2015-10-29 | 2016-01-13 | 吉林大学 | Information detection bionic spiral robot in grain bin |
-
2016
- 2016-11-27 CN CN201611061109.1A patent/CN106863314A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1003244A (en) * | 1962-10-04 | 1965-09-02 | Commissariat Energie Atomique | Handling device having a detachable gripper |
| CN1537703A (en) * | 2003-10-23 | 2004-10-20 | 上海交通大学 | Amphibious biotic robot fortoise |
| CN202036963U (en) * | 2011-04-14 | 2011-11-16 | 常州常衡德曼粉体集成系统有限公司 | Precision batching combined system |
| CN203794039U (en) * | 2014-04-15 | 2014-08-27 | 安徽泰格钢结构制品有限公司 | Material-storing warehouse convenient for material charging and discharging |
| CN204400218U (en) * | 2014-12-31 | 2015-06-17 | 刘施言 | A kind of noodle storage box |
| CN105235771A (en) * | 2015-10-29 | 2016-01-13 | 吉林大学 | Information detection bionic spiral robot in grain bin |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636954A (en) * | 2018-03-15 | 2018-10-12 | 许琴 | Central air-conditioning pipe deashing robot |
| RU2745163C1 (en) * | 2020-09-29 | 2021-03-22 | Николай Петрович Дядченко | Auger mover |
| RU2742958C1 (en) * | 2020-10-27 | 2021-02-12 | Николай Петрович Дядченко | Screw propeller by n.p.dyadchenko |
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Application publication date: 20170620 |