CN109183775A - A kind of building site ground compacting device for reducing dust - Google Patents
A kind of building site ground compacting device for reducing dust Download PDFInfo
- Publication number
- CN109183775A CN109183775A CN201811239560.7A CN201811239560A CN109183775A CN 109183775 A CN109183775 A CN 109183775A CN 201811239560 A CN201811239560 A CN 201811239560A CN 109183775 A CN109183775 A CN 109183775A
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- gear
- fixedly connected
- ground
- roller
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of building site ground to tamp device for reducing dust, driving motor lower output side is rotatablely connected semicircle bevel gear, semicircle bevel gear half half with teeth is anodontia, bevel gear is respectively arranged at left and right sides of semicircle bevel gear, bevel gear engages semicircle bevel gear toothed portion, and bevel gear is fixedly connected with shaft;The shaft left end is fixedly connected with gear wheel, pinion mate below gear wheel, and pinion gear is fixed on worm screw right end, engaging worm wheel above worm screw, and worm gear is fixed on take-up roller side;Cable wire, cable wire end connection compacting plate are wound on the take-up roller.Back and forth the shaft of positive and negative rotation is simultaneously with dynamic crankshaft and worm screw rotation, and the worm screw drive worm gear and take-up roller of rotation, which rotate progress folding and unfolding cable wire and drive to tamp plate and back and forth move up and down, tamps ground, while the crankshaft drive plunger of rotation is moved up and down and sprayed water.
Description
Technical field
The present invention relates to a kind of building machinery, device for reducing dust is tamped with ground in specifically a kind of building site.
Background technique
As environmental consciousness is gradually increased in people, air pollution treatment problem is increasingly prominent, it is well known that atmosphere is dirty
Contaminate influence to human body, be first it is sensuously uncomfortable, then physiologically there is invertibity reaction, further occur as soon as acute
Hazard symptoms.Atmosphere pollution is broadly divided into acute poisoning, slow poisoning, three kinds carcinogenic to the harm of people.
It is frequently present of fugitive dust on building sites, because often needing to construct using all kinds of heavy-duty machineries on construction site, most
Common is rammer compacter, and the main function of rammer compacter is that compacting and smooth is carried out to exposed bottom surface, for building foundation
It is particularly significant, but existing rammer compacter can generate biggish dust while being tamped, and not utilize environmental protection, even
It will cause construction worker's illness.
Summary of the invention
The purpose of the present invention is to provide a kind of building site ground to tamp device for reducing dust, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme:
Device for reducing dust is tamped on a kind of building site ground, including bottom plate, driving motor, take-up roller, compacting plate, water spray chamber and
Bucket;Top is equipped with driving motor, driving motor wire connecting power and switch in the middle part of bottom plate, and the driving motor lower part is defeated
Outlet is rotatablely connected semicircle bevel gear, and semicircle bevel gear half half with teeth is anodontia, is respectively set at left and right sides of semicircle bevel gear
There is bevel gear, bevel gear engages semicircle bevel gear toothed portion, and bevel gear is fixedly connected with shaft;The shaft left end is fixedly connected
Gear wheel, gear wheel lower section pinion mate, pinion gear are fixed on worm screw right end, engaging worm wheel above worm screw, and worm gear is fixed on
Take-up roller side;Cable wire, cable wire end connection compacting plate are wound on the take-up roller.
As a further solution of the present invention: being provided with water spray chamber on the right side of the driving motor, shaft right end is fixedly connected
Crankshaft, fitting connecting rod lower end at crankshaft middle bent, small end are rotatablely connected plunger, and plunger edge seal is slidably connected water spray
Chamber interior wall, and bucket is equipped on the right side of water spray chamber, bucket is fixedly connected with bottom plate.
As further scheme of the invention: passing through conduit unilaterally connected, specific list above the bucket and water spray chamber
It is check valve unilaterally connected to mode of communicating, unilaterally connected spray head on the left of water spray chamber, bucket top is provided with water filling port.
As further scheme of the invention: the bottom plate following four corners is rotatably connected to idler wheel, take-up roller two sides
With disk, two side discs are fixedly connected between middle part by connecting shaft.
As further scheme of the invention: the circumferentially equidistant multiple wire winding poles of distribution of connecting shaft, wire winding pole both ends
It is respectively fixedly connected with the disk of two sides.
As further scheme of the invention: top is fixedly connected with column on the left of the bottom plate, and the upper end of the column is fixed to be connected
Top plate is connect, top plate two sides are rotatablely connected pulley respectively, and top plate center upper portion is fixedly connected with sleeve, and cable wire is bonded the cunning of top plate two sides
It takes turns and passes through sleeve.
As further scheme of the invention: the compacting plate is made using cast iron quality.
Compared with prior art, the beneficial effects of the present invention are: the device is driven simultaneously using the shaft of reciprocal positive and negative rotation
Crankshaft and worm screw rotation, the worm screw of rotation drive worm gear and the rotation of take-up roller to carry out folding and unfolding cable wire drive compacting plate back and forth up and down
Ground is tamped in movement, while the crankshaft drive plunger rotated is moved up and down and sprayed water, and the water mist of ejection is flat to compacting
Plate tamps generated dust and degrades, and prevents fugitive dust, realizes compacting and one body function of depositing dust.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that device for reducing dust is tamped on building site ground.
Fig. 2 is the structural schematic diagram that take-up roller in device for reducing dust is tamped on building site ground.
Fig. 3 is the left view that top plate and pulley in device for reducing dust are tamped in building site ground.
In figure: 1- bottom plate;2- driving motor;3- semicircle bevel gear;4- bevel gear;5- shaft;6- gear wheel;The small tooth of 7-
Wheel;8- worm screw;9- worm gear;10- take-up roller;11- cable wire;12- column;13- top plate;14- pulley;15- sleeve;16- compacting is flat
Plate;17- crankshaft;18- connecting rod;19- plunger;20- water spray chamber;21- bucket;22- spray head;23- idler wheel;24- connecting shaft;25- around
Line bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1~3, in the embodiment of the present invention, device for reducing dust, including bottom plate 1, driving are tamped in a kind of building site ground
Motor 2, take-up roller 10, compacting plate 16, water spray chamber 20 and bucket 21;The 1 middle part top of bottom plate is equipped with driving motor 2,
2 wire connecting power of driving motor and switch, 2 lower output side of driving motor are rotatablely connected semicircle bevel gear 3, semicircle bevel gear
3 half half with teeth is anodontia, and bevel gear 4 is respectively arranged at left and right sides of semicircle bevel gear 3, and bevel gear 4 engages semicircle bevel gear 3
Toothed portion, bevel gear 4 are fixedly connected with shaft 5, press switch so that driving motor 7, which is powered on, drives output end driving semicircle
Bevel gear 3 rotates and then the bevel gear 4 of the left and right sides is driven back and forth to rotate and reverse, and bevel gear 4 drives shaft 5 reciprocal positive and negative
Turn;5 left end of shaft is fixedly connected with gear wheel 6,6 lower section pinion mate 7 of gear wheel, and it is right that pinion gear 7 is fixed on worm screw 8
End, worm screw 8 are rotatablely connected bottom plate 1,8 top engaging worm wheel 9 of worm screw, and worm gear 9 is fixed on 10 side of take-up roller, and take-up roller 10 rotates
The shaft 5 of connecting bottom board 1, reciprocal positive and negative rotation drives the reciprocal positive and negative rotation of worm screw 8 by gear wheel 6 and pinion gear 7, and worm screw 8 drives
Worm gear 9 and the reciprocal positive and negative rotation of take-up roller 10.
Cable wire 11 is wound on the take-up roller 10,1 left side top of bottom plate is fixedly connected with column 12, and 12 upper end of column is fixed
Top plate 13 is connected, 13 two sides of top plate are rotatablely connected pulley 14 respectively, and 13 center upper portion of top plate is fixedly connected with sleeve 15, and cable wire 11 pastes
It closes the pulley 14 of 13 two sides of top plate and passes through sleeve 15, wherein 11 end of cable wire connection compacting plate 16, specifically, compacting
Plate 16 is made using cast iron quality, and the take-up roller 10 of reciprocal positive and negative rotation drives compacting plate 16 past by the folding and unfolding to cable wire 11
It moves up and down again and ground is tamped, since Worm Wheel System has one-way self-locking, therefore i.e. when worm screw 8 stops operating
So that compacting plate 16 is located at eminence will not fall under the effect of gravity, more securely and reliably.
Water spray chamber 20 is provided on the right side of the driving motor 2,5 right end of shaft is fixedly connected with crankshaft 17, and 17 middle part of crankshaft is curved
18 lower end of fitting connecting rod at song, 18 upper end of connecting rod are rotatablely connected plunger 19, and 19 edge seal of plunger is slidably connected in water spray chamber 20
Wall, and bucket 21 is equipped on the right side of water spray chamber 20, bucket 21 is fixedly connected with bottom plate 1, and bucket 21 is led with passing through above water spray chamber 20
Pipe unilaterally connected, specific unilaterally connected mode are check valve unilaterally connected, 20 left side unilaterally connected spray head 22 of water spray chamber, bucket
21 tops are provided with water filling port, and the shaft 5 of rotation rotates with dynamic crankshaft 17 and then connecting rod 18 is driven to push plunger 19 reciprocal up and down
Sliding, plunger 19 slides so that the aqueous in bucket 21, which constantly flows into be sprayed by spray head 22 again in water spray chamber 20, carries out spray drop
Dirt reaches compacting one body function of depositing dust.
Embodiment 2
In order to keep the connection relationship of all parts in the application more detailed-oriented to guarantee technical solution employed in the application
It is open more abundant, make further supplement and explanation, specifically, supplement and explanation on the basis of present above-described embodiment 1
Partial technical characteristic is, 1 following four corners of bottom plate is rotatably connected to idler wheel 23, and 10 two sides of take-up roller have a disk, two
It is fixedly connected between in the middle part of side discs by connecting shaft 24, and the circumferentially equidistant multiple wire winding poles 25 of distribution of connecting shaft 24, wire winding pole
25 both ends are respectively fixedly connected with the disk of two sides, are wound by circumferential wire winding pole 25 respectively to cable wire 11.
The working principle of the invention is: pressing switch so that driving motor 7, which is powered on, drives output end driving half-conical
Gear 3 rotates and then the bevel gear 4 of the left and right sides is driven back and forth to rotate and reverse, and bevel gear 4 drives the reciprocal positive and negative rotation of shaft 5,
The shaft 5 of reciprocal positive and negative rotation drives the reciprocal positive and negative rotation of worm screw 8 by gear wheel 6 and pinion gear 7, and worm screw 8 drives worm gear 9 and take-up
The reciprocal positive and negative rotation of roller 10, the take-up roller 10 of reciprocal positive and negative rotation by the folding and unfolding to cable wire 11 drive compacting plate 16 it is reciprocal on move down
It is dynamic that ground is tamped, since Worm Wheel System has one-way self-locking, even if therefore being tamped when worm screw 8 stops operating flat
Plate 16, which is located at eminence, to fall under the effect of gravity, and more securely and reliably, the shaft 5 of rotation rotates in turn with dynamic crankshaft 17
Drive connecting rod 18 that plunger 19 is pushed back and forth to slide up and down, plunger 19 slides so that the aqueous in bucket 21 constantly flows into water spray chamber 20
In again by spray head 22 spray carry out atomizing de-dusting, reach compacting one body function of depositing dust.
It should be strongly noted that driving motor is the application of the prior art in the application, turning for reciprocal positive and negative rotation is utilized
Axis is rotated with dynamic crankshaft and worm screw simultaneously, and the worm screw of rotation drives worm gear and take-up roller rotation progress folding and unfolding cable wire to drive compacting flat
Plate, which back and forth moves up and down, tamps ground, while the crankshaft drive plunger rotated is moved up and down and sprayed water, the water of ejection
Mist tamps generated dust to compacting plate and degrades, and prevents fugitive dust, realizes that tamping with one body function of depositing dust is the application
Innovative point, solve the problems, such as existing building scene compacting when generate a large amount of dusts.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. device for reducing dust, including bottom plate (1), driving motor (2), take-up roller (10), compacting are tamped in a kind of building site ground
Plate (16), water spray chamber (20) and bucket (21);Top is equipped with driving motor (2) in the middle part of bottom plate (1), and driving motor (2) is led
Line connects power supply and switch, which is characterized in that and driving motor (2) lower output side is rotatablely connected semicircle bevel gear (3), and half
Conical gear (3) half half with teeth is anodontia, is respectively arranged with bevel gear (4), bevel gear at left and right sides of semicircle bevel gear (3)
(4) semicircle bevel gear (3) toothed portion is engaged, bevel gear (4) is fixedly connected with shaft (5);Shaft (5) left end is fixedly connected
Gear wheel (6), gear wheel (6) lower section pinion mate (7), pinion gear (7) are fixed on worm screw (8) right end, nibble above worm screw (8)
It closes worm gear (9), worm gear (9) is fixed on take-up roller (10) side;It is wound with cable wire (11) on the take-up roller (10), cable wire (11)
End connection compacting plate (16).
2. device for reducing dust is tamped with ground in a kind of building site according to claim 1, which is characterized in that the driving electricity
It is provided with water spray chamber (20) on the right side of machine (2), shaft (5) right end is fixedly connected crankshaft (17), fitting at crankshaft (17) middle bent
Connecting rod (18) lower end, connecting rod (18) upper end are rotatablely connected plunger (19), and plunger (19) edge seal is slidably connected water spray chamber (20)
Inner wall, and bucket (21) are equipped on the right side of water spray chamber (20), bucket (21) is fixedly connected with bottom plate (1).
3. device for reducing dust is tamped with ground in a kind of building site according to claim 2, which is characterized in that the bucket
(21) with water spray chamber (20) top by conduit unilaterally connected, specific unilaterally connected mode is check valve unilaterally connected, water spray chamber
(20) left side unilaterally connected spray head (22), bucket (21) top are provided with water filling port.
4. device for reducing dust is tamped with ground in a kind of building site according to claim 1, which is characterized in that the bottom plate
(1) following four corners is rotatably connected to idler wheel (23), and take-up roller (10) two sides have disk, and two side discs pass through company between middle part
Spindle (24) is fixedly connected.
5. device for reducing dust is tamped with ground in a kind of building site according to claim 4, which is characterized in that the connecting shaft
(24) the circumferentially equidistant multiple wire winding poles (25) of distribution, wire winding pole (25) both ends are respectively fixedly connected with the disk of two sides.
6. device for reducing dust is tamped with ground in a kind of building site according to claim 1, which is characterized in that the bottom plate
(1) left side top is fixedly connected column (12), and column (12) upper end is fixedly connected top plate (13), and top plate (13) two sides rotate respectively
It connects pulley (14), top plate (13) center upper portion is fixedly connected sleeve (15), and cable wire (11) is bonded the pulley of top plate (13) two sides
(14) and sleeve (15) are passed through.
7. device for reducing dust is tamped with ground in a kind of -6 any building sites according to claim 1, which is characterized in that described
It is made using cast iron quality to tamp plate (16).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811239560.7A CN109183775A (en) | 2018-10-23 | 2018-10-23 | A kind of building site ground compacting device for reducing dust |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811239560.7A CN109183775A (en) | 2018-10-23 | 2018-10-23 | A kind of building site ground compacting device for reducing dust |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109183775A true CN109183775A (en) | 2019-01-11 |
Family
ID=64942765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811239560.7A Pending CN109183775A (en) | 2018-10-23 | 2018-10-23 | A kind of building site ground compacting device for reducing dust |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109183775A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110080198A (en) * | 2019-06-12 | 2019-08-02 | 杨涛 | A kind of energy saving and environment friendly building hammer ram |
CN111896298A (en) * | 2020-07-22 | 2020-11-06 | 河南工程学院 | Colliery is sampling device in pit |
CN112281617A (en) * | 2020-11-03 | 2021-01-29 | 张雪丽 | Municipal construction is with concrete road surface demolishs breaker |
CN112323761A (en) * | 2020-09-23 | 2021-02-05 | 占天胜 | Foundation compaction equipment for building engineering |
CN113026713A (en) * | 2021-03-10 | 2021-06-25 | 陈舒祺 | Environment-friendly energy-saving rammer for building construction |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107461022A (en) * | 2017-08-31 | 2017-12-12 | 广州公孙策信息科技有限公司 | A kind of building lifter anti-fall with self-locking |
CN107604861A (en) * | 2017-10-24 | 2018-01-19 | 浙江辰基建设有限公司 | A kind of town road guardrail cleaning plant |
CN207061493U (en) * | 2017-08-04 | 2018-03-02 | 南宁超立方科技有限责任公司 | A kind of communications cable admission machine with auto-lock function |
CN107816036A (en) * | 2017-10-30 | 2018-03-20 | 郑家良 | Pad rammed earth device in a kind of construction site |
CN108166366A (en) * | 2018-01-23 | 2018-06-15 | 深圳市晟腾企业管理有限公司 | A kind of municipal administration ground tile paving joint filling device |
CN108275512A (en) * | 2018-01-29 | 2018-07-13 | 山东博发智能科技有限公司 | A kind of power cable wrap-up |
CN108661040A (en) * | 2018-04-20 | 2018-10-16 | 内蒙古九泰龙路桥集团有限公司 | A kind of full-automatic ramming machine and its control method |
-
2018
- 2018-10-23 CN CN201811239560.7A patent/CN109183775A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN207061493U (en) * | 2017-08-04 | 2018-03-02 | 南宁超立方科技有限责任公司 | A kind of communications cable admission machine with auto-lock function |
CN107461022A (en) * | 2017-08-31 | 2017-12-12 | 广州公孙策信息科技有限公司 | A kind of building lifter anti-fall with self-locking |
CN107604861A (en) * | 2017-10-24 | 2018-01-19 | 浙江辰基建设有限公司 | A kind of town road guardrail cleaning plant |
CN107816036A (en) * | 2017-10-30 | 2018-03-20 | 郑家良 | Pad rammed earth device in a kind of construction site |
CN108166366A (en) * | 2018-01-23 | 2018-06-15 | 深圳市晟腾企业管理有限公司 | A kind of municipal administration ground tile paving joint filling device |
CN108275512A (en) * | 2018-01-29 | 2018-07-13 | 山东博发智能科技有限公司 | A kind of power cable wrap-up |
CN108661040A (en) * | 2018-04-20 | 2018-10-16 | 内蒙古九泰龙路桥集团有限公司 | A kind of full-automatic ramming machine and its control method |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110080198A (en) * | 2019-06-12 | 2019-08-02 | 杨涛 | A kind of energy saving and environment friendly building hammer ram |
CN110080198B (en) * | 2019-06-12 | 2021-02-19 | 长广工程建设有限责任公司 | Energy-concerving and environment-protective type building rammer |
CN111896298A (en) * | 2020-07-22 | 2020-11-06 | 河南工程学院 | Colliery is sampling device in pit |
CN112323761A (en) * | 2020-09-23 | 2021-02-05 | 占天胜 | Foundation compaction equipment for building engineering |
CN112281617A (en) * | 2020-11-03 | 2021-01-29 | 张雪丽 | Municipal construction is with concrete road surface demolishs breaker |
CN113026713A (en) * | 2021-03-10 | 2021-06-25 | 陈舒祺 | Environment-friendly energy-saving rammer for building construction |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109183775A (en) | A kind of building site ground compacting device for reducing dust | |
CN108094147A (en) | A kind of Chinese garden planting fertilizer irrigation device | |
CN104429744B (en) | Binding system of spraying and binding machine | |
CN108166425A (en) | A kind of garden path dust cleaner | |
CN204887882U (en) | Multi -functional loosening tiller of warmhouse booth | |
CN109162428A (en) | A kind of house decoration wall emulsion paint brush-coating device | |
CN110124771A (en) | A kind of finishing plastic garbage high-efficient treatment device | |
CN108996073A (en) | One kind is tiped rubbish convenient dustbin | |
CN108293396A (en) | A kind of afforestation watering fertilising removal of impurities equipment integrating | |
CN206895413U (en) | A kind of new irrigation rig for gardens water saving | |
CN206769208U (en) | A kind of bar connecting electric tool | |
CN206233163U (en) | A kind of road and bridge cleaning device | |
CN206919368U (en) | A kind of air purifier being moved easily | |
CN206817114U (en) | A kind of camera bracket used on tower crane | |
CN206205642U (en) | A kind of separation preventing pre-installs pulley assembly and is equiped with the shower house of pulley assembly | |
CN205713138U (en) | A kind of bullet formula plastering machine for building | |
CN108339819A (en) | A kind of dustbin of Rapid Cleaning | |
CN207593529U (en) | Double-end polishing machine dust absorbing structure | |
CN207109689U (en) | A kind of civic building ground high-performance cleaning equipment | |
CN107161422A (en) | A kind of novel household sealing machine | |
CN108104447A (en) | A kind of new automatic decoration equipment | |
CN209482282U (en) | A kind of collection device of water conservancy river floating refuse | |
CN209698656U (en) | A kind of wall polishing device for building | |
CN209694001U (en) | A kind of fried green highland barley machine | |
CN206053259U (en) | The powder of automatic plastering machine smears device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190111 |
|
RJ01 | Rejection of invention patent application after publication |