CN108729393A - A kind of slideway and the rotation mechanism that spins - Google Patents
A kind of slideway and the rotation mechanism that spins Download PDFInfo
- Publication number
- CN108729393A CN108729393A CN201710259117.5A CN201710259117A CN108729393A CN 108729393 A CN108729393 A CN 108729393A CN 201710259117 A CN201710259117 A CN 201710259117A CN 108729393 A CN108729393 A CN 108729393A
- Authority
- CN
- China
- Prior art keywords
- grinding device
- leaf grinding
- axle sleeve
- leaf
- sliding axle
- 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.)
- Granted
Links
- 241001417527 Pempheridae Species 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- 238000010408 sweeping Methods 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims 2
- 230000010354 integration Effects 0.000 claims 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Disintegrating Or Milling (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The present invention provides a kind of slideways and spin rotation mechanism, applied to novel leaf grinding device, including telescoping mechanism, sliding axle, rotary shaft, leaf grinding device, characterized by further comprising fixing bracket, rotary stopper block, sliding axle lower position block, integrated axle sleeve, return mechanism, haulage gear, lockable mechanism, novel leaf grinding device is installed on by slideway and spin rotation mechanism before dust absorption mouth for road sweeper.Leaf grinding device is from operation start to finish, it is related to the adjustment of upper-lower height, left and right width and angle direction, these functions easy can be realized using the mechanism, the mechanism efficiently solves the problems, such as that traditional mechanism is complicated, energy consumption is big, weight is big, occupied space is big, manufacturing cost is high, greatly reduce manufacturing cycle and the manufacturing cost of mechanism, simple in structure, unfailing performance is better than traditional mechanism.Belong to field of environment protection cleaning outfit class.
Description
Technical field
The present invention relates to a kind of slideways and spin rotation mechanism, are applied to novel leaf grinding device, use mechanism Jiang Shu
Leaf grinding device is mounted on before dust absorption mouth for road sweeper, leaf grinding device from operation start to finish, need upper-lower height,
The adjustment of left and right width and angle direction easy can realize that these functions, the mechanism efficiently solve tradition using the mechanism
The problem that mechanism structure is complicated, energy consumption is big, weight is big, occupied space is big, manufacturing cost is high greatly reduces the manufacture week of mechanism
Phase and manufacturing cost, simple in structure, unfailing performance is high.Belong to field of environment protection cleaning outfit class.
Background technology
Sweeping machine is the important equipment that urban sanitation is kept a public place clean.But there are a large amount of fallen leaves in season in spring and autumn, urban pavement
And branch, differ in size, thin and thick it is indefinite, when being cleaned with sweeping machine, the suction inlet of sweeping machine is easy to be blocked by leaf and branch, block up
It firmly, can not normal use.So the leaf and branch of road are usually used manually, sweeping efficiency is reduced, sweeping machine is caused
Idle, cost increases.
It is found through patent retrieval, China Patent No. 201520400804.0, the applying date is on 06 12nd, 2015, proprietary term
Referred to as a kind of sweeping machine leaf grinding device, the patent disclosure are related to a kind of sweeping machine leaf grinding device, are mainly suitable for
Include mainly upper mounted plate, left side fixed plate, right side fixed plate, front side flapper, left side activity on sweeping machine
Baffle, right side flapper, motor, bearing fixed case, motor fixing base, fixed blade, rotary shaft, axis pin, movable blades etc..
When operation, by road fallen leaves and branch crush after suck the suction inlet of sweeping machine, the suction inlet for solving sweeping machine set
Leaf and branch are blocked, are blocked, can not normal use the problem of, improve leaf sweeping efficiency, greatly reduce manpower clean tree
The workload of leaf and branch extends sweeping machine for cleaning the function of falling leaf and fall branch, which is solid
It is scheduled on before vacuum sweeper, inflexible for use without the adjusting of front-rear direction, upper-lower height and angle direction, sweeping machine passes through
When the larger road surface of unevenness, leaf grinding device has the risk being damaged, and has significant limitation.
Invention content
The present invention provides a kind of slideways and spin rotation mechanism, are applied to leaf grinding device, are mounted on sweeping machine dust suction
Before mouthful, leaf grinding device needs the adjustment of upper-lower height, left and right width and angle direction from operation start to finish,
These functions easy can be realized using the mechanism, which efficiently solves that traditional mechanism is complicated, energy consumption is big, weight
Greatly, the problem that occupied space is big, manufacturing cost is high, simpler compared to traditional mechanism structure, easy for installation, unfailing performance is good.
The present invention is achieved through the following technical solutions.A kind of slideway and the rotation mechanism that spins include mainly:Telescopic machine
Structure, sliding axle, rotary shaft, leaf grinding device, it is characterised in that further include:Rotary stopper block, sliding axle lower position block, return
Mechanism, haulage gear, lockable mechanism, fixing bracket, integrated axle sleeve, fixing bracket is by fixing bracket connecting plate, telescoping mechanism
Connecting plate and sliding axle upper limit position block composition, integrated axle sleeve by sliding shaft sleeve, rotary sleeve, side plate, telescoping mechanism mounting plate,
Lockable mechanism limiting plate and bushing composition, connection type are:Before fixing bracket fastening connection dust absorption mouth for road sweeper, telescopic machine
Structure fastens the holder that is connected and fixed, and sliding axle is fixed on fixing bracket, and rotary shaft, rotary stopper block are fixed on leaf grinding device
On, integrated axle sleeve is mounted on sliding axle, and sliding axle lower position block fastening connection sliding axle lower end, telescoping mechanism passes through flexible
Mechanism's installing plate fastens modal parameters axle sleeve, and leaf grinding device fastens modal parameters axle sleeve, return machine by rotary shaft
Structure modal parameters axle sleeve and leaf grinding device, haulage gear one end couple on sweeping machine, and the other end couples leaf and crushes dress
It sets, lockable mechanism fastens the holder that is connected and fixed.
Before fixing bracket fastening connection dust absorption mouth for road sweeper, haulage gear is mild steel link chain or steel wire rope, and return mechanism is
Extension spring, cylinder or oil cylinder, extension spring are connected by bolts integrated axle sleeve and leaf grinding device, and lockable mechanism includes
Compressed spring is fixed on cylinder by cylinder, compressed spring and internal thread hollow bearing pin, internal thread hollow bearing pin, make cylinder not by
Remain stretching state under outer force effect, telescoping mechanism is cylinder, oil cylinder or electric putter, and sliding axle is thick walled steel tube or solid
The material of round steel, bushing is polytetrafluoroethylene (PTFE) or copper alloy.
Description of the drawings
Fig. 1 is the scheme of installation of a kind of slideway and the rotation mechanism that spins.
Fig. 2 is the structural schematic diagram of a kind of slideway and the rotation mechanism that spins.
Fig. 3 is fixing rack structure schematic diagram.
Fig. 4 is integrated axle sleeve structure schematic diagram.
Specific implementation mode
As shown in Figure 1, the invention mainly comprises:Telescoping mechanism 17, sliding axle 18, rotary shaft 19, leaf grinding device 20,
Characterized by further comprising:Rotary stopper block 5, sliding axle lower position block 6, return mechanism 14, haulage gear 15, lockable mechanism
16, fixing bracket 1, integrated axle sleeve 7, fixing bracket 1 is by fixing bracket connecting plate 2, telescoping mechanism connecting plate 3 and sliding axle
Limited block 4 forms, and integrated axle sleeve 7 is by sliding shaft sleeve 8, rotary sleeve 9, side plate 10, telescoping mechanism mounting plate 11, lockable mechanism
Limiting plate 12 and bushing 13 form, and connection type is:The fastening of fixing bracket 1 is connected on sweeping machine chassis member, telescopic machine
Structure 17 fastens the holder 1 that is connected and fixed, and sliding axle 18 is fixed on fixing bracket 1, and rotary shaft 19, rotary stopper block 5 are fixed on tree
On leaf grinding device 20, integrated axle sleeve 7 is mounted on sliding axle 18, under the fastening connection sliding axle 18 of sliding axle lower position block 6
End, telescoping mechanism 17 fasten modal parameters axle sleeve 7 by telescoping mechanism mounting plate 11, and leaf grinding device 20 passes through rotary shaft
19 fastening modal parameters axle sleeves 7,14 modal parameters axle sleeve 7 of return mechanism and leaf grinding device 20, haulage gear 15 1
End connection sweeping machine, the other end couple leaf grinding device 20, form pulling force, and lockable mechanism 16 fastens the holder 1 that is connected and fixed, lock
Locking mechanism 16 is cylinder, compressed spring and internal thread hollow bearing pin, and compressed spring is fixed on cylinder by internal thread hollow bearing pin,
Cylinder is set not remain stretching state under by outer force effect, when leaf grinding device is withdrawn, cylinder is released so that internal thread
Hollow bearing pin is inserted on the hole position of lockable mechanism limiting plate 12, prevents integral shaft set from sliding up and down, and ensure that leaf crushes dress
The retracted state set.
The fastening of fixing bracket 1 is connected on sweeping machine, and haulage gear 15 is mild steel link chain or steel wire rope, one end connection of iron chain
Sweeping machine is connect, the other end couples leaf grinding device 20, when leaf grinding device 20 is along 18 slide downward of sliding axle, iron chain
It is gradually tightened up, generation makes the drag force that leaf grinding device 20 rotates automatically, return mechanism 14 be extension spring, cylinder
Or oil cylinder, extension spring are connected by bolts integrated axle sleeve 7 and leaf grinding device 20, extension spring makes leaf crush dress
It sets and has remained pulling force between 20 and integrated axle sleeve 7, ensure that leaf grinding device was withdrawn to the end of operation or operation
Band operating angle is automatically rotated in journey, lockable mechanism 16 includes cylinder, compressed spring and internal thread hollow bearing pin, and internal thread is empty
Compressed spring is fixed on cylinder by heart axis pin, and cylinder is made not remain stretching state, telescoping mechanism 17 under by outer force effect
It is cylinder, oil cylinder or electric putter, sliding axle 18 is thick walled steel tube or solid round steel, and the material of bushing 13 is polytetrafluoroethylene (PTFE) or copper
Alloy.
The present invention the course of work be:When needing leaf 20 operation of grinding device, lockable mechanism 16 is retracted, telescoping mechanism
17 release integrated axle sleeve 7, and leaf grinding device 20 slides into sliding axle bottom end, mild steel link chain one end down along sliding axle 18
Couple dust absorption mouth for road sweeper holder 21, the other end couples leaf grinding device 20, and under the pulling force of mild steel link chain, leaf crushes
Device 20 rotates automatically, reaches 10 ° to 60 ° operating angles, after 20 operation of leaf grinding device, telescoping mechanism 17
Integrated axle sleeve 7 is withdrawn, leaf grinding device 20 is along 18 upward sliding of sliding axle, and simultaneously with this, haulage gear 15 discharges
Leaf grinding device 20, under the action of return mechanism 14, leaf grinding device 20, which is automatically rotated to, waits for operating angle, when flexible
After mechanism 17 is withdrawn in place, lockable mechanism 16 stretches out, and the latching of integrated axle sleeve 7 is prevented its sliding, ensure that leaf crushes dress
The retracted state set.
Claims (10)
1. a kind of slideway and spin rotation mechanism, include mainly:Telescoping mechanism(17), sliding axle(18), rotary shaft(19), leaf powder
Crushing device(20), it is characterised in that further include:Rotary stopper block(5), sliding axle lower position block(6), return mechanism(14), traction
Mechanism(15), lockable mechanism(16), fixing bracket(1), integrated axle sleeve(7), fixing bracket(1)By fixing bracket connecting plate
(2), telescoping mechanism connecting plate(3)With sliding axle upper limit position block(4)Composition, integrated axle sleeve(7)By sliding shaft sleeve(8), rotation
Axle sleeve(9), side plate(10), telescoping mechanism mounting plate(11), lockable mechanism limiting plate(12)And bushing(13)Composition, connection side
Formula is:Fixing bracket(1)Fastening is connected on sweeping machine chassis, telescoping mechanism(17)Fasten the holder that is connected and fixed(1), sliding axle
(18)It is fixed on fixing bracket(1)On, rotary shaft(19), rotary stopper block(5)It is fixed on leaf grinding device(20)On, one
Change axle sleeve(7)Mounted on sliding axle(18)On, sliding axle lower position block(6)Fastening connection sliding axle(18)Lower end, telescoping mechanism
(17)Pass through telescoping mechanism mounting plate(11)Fasten modal parameters axle sleeve(7), leaf grinding device(20)Pass through rotary shaft
(19)Modal parameters axle sleeve(7), return mechanism(14)Modal parameters axle sleeve(7)With leaf grinding device(20), dragger
Structure(15)One end couples sweeping machine, and the other end couples leaf grinding device(20), form pulling force, lockable mechanism(16)Fastening connection
Fixing bracket(1), when needing leaf grinding device(20)When operation, lockable mechanism(16)It retracts, telescoping mechanism(17)It will be integrated
Change axle sleeve(7)It releases, leaf grinding device(20)Along sliding axle(18)Sliding axle bottom end, mild steel link chain one end connection are slided into down
Connect dust absorption mouth for road sweeper holder(21), other end connection leaf grinding device(20), under the pulling force of mild steel link chain, leaf powder
Crushing device(20)Automatically it rotates, reaches 10 ° to 60 ° operating angles, when leaf grinding device(20)After operation, stretch
Mechanism(17)By integrated axle sleeve(7)It withdraws, leaf grinding device(20)Along sliding axle(18)Upward sliding, simultaneously with this,
Haulage gear(15)Discharge leaf grinding device(20), in return mechanism(14)Under the action of, leaf grinding device(20)Automatically
Rotation works as telescoping mechanism to operating angle is waited for(17)After withdrawing in place, lockable mechanism(16)It stretches out, passes through lockable mechanism limiting plate
(12)On hole position, by integrated axle sleeve(7)It locks.
2. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The haulage gear(15)It is iron
Chain or steel wire rope.
3. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The return mechanism(14)It is to draw
Stretch spring, cylinder or oil cylinder.
4. a kind of slideway according to claim 3 and spin rotation mechanism, it is characterised in that:The extension spring passes through bolt
Modal parameters axle sleeve(7)With leaf grinding device(20).
5. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The lockable mechanism(16)Including
Compressed spring is fixed on cylinder by cylinder, compressed spring and internal thread hollow bearing pin, internal thread hollow bearing pin.
6. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The telescoping mechanism(17)It is gas
Cylinder, oil cylinder or electric putter.
7. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The sliding axle(18)It is heavy wall
Steel pipe or solid round steel.
8. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The sliding axle(18)It is fixed on
Fixing bracket(1)The upper and angled α of horizontal plane, angular range:90 ° of 0 °≤α <.
9. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The bushing(13)Material is poly-
Tetrafluoroethene or copper alloy.
10. a kind of slideway according to claim 1 and spin rotation mechanism, it is characterised in that:The integration axle sleeve(7)On
It is welded with sliding shaft fixing device, sliding shaft fixing device is sliding axle gusset.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710259117.5A CN108729393B (en) | 2017-04-20 | 2017-04-20 | Slide and self-rotating mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710259117.5A CN108729393B (en) | 2017-04-20 | 2017-04-20 | Slide and self-rotating mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108729393A true CN108729393A (en) | 2018-11-02 |
CN108729393B CN108729393B (en) | 2024-02-06 |
Family
ID=63923985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710259117.5A Active CN108729393B (en) | 2017-04-20 | 2017-04-20 | Slide and self-rotating mechanism |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108729393B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113756241A (en) * | 2021-09-22 | 2021-12-07 | 南京晨光森田环保科技有限公司 | Pneumatic control device for sucking disc of sweeping machine |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005016057A (en) * | 2003-06-24 | 2005-01-20 | Kawase Kensetsu Kk | In-vehicle type structure cleaning device |
CN101338552A (en) * | 2008-08-11 | 2009-01-07 | 蒋建孝 | Sanitary nursing trolley |
CN102373683A (en) * | 2011-11-03 | 2012-03-14 | 南京晨光森田环保科技有限公司 | Sweeping and brushing device for road sweeping vehicle |
CN202227301U (en) * | 2011-07-03 | 2012-05-23 | 上海神舟汽车设计开发有限公司 | Rotating shaft type dust-absorbing port of pure absorption type road sweeper |
KR101279820B1 (en) * | 2013-01-18 | 2013-06-28 | 임형석 | Snowplow having blade for horizontal position automatic reinstation |
CN103572727A (en) * | 2013-11-01 | 2014-02-12 | 中联重科股份有限公司 | Sweeper side suction mechanism and sweeper comprising same |
CN103758059A (en) * | 2013-12-07 | 2014-04-30 | 温州职业技术学院 | Lifting device of sweeping plate with constant sweeping angle |
CN203808000U (en) * | 2014-04-22 | 2014-09-03 | 长安大学 | Disc brush mechanism for snow sweeper |
KR101456200B1 (en) * | 2014-02-19 | 2014-10-31 | 김영석 | Snow Grader vehicle for connecting |
CN204163025U (en) * | 2014-09-23 | 2015-02-18 | 三一汽车制造有限公司 | Road-sweeper and cleaning agency thereof |
CN205530064U (en) * | 2016-02-18 | 2016-08-31 | 徐工集团工程机械有限公司 | Road sweeper cleaning device |
-
2017
- 2017-04-20 CN CN201710259117.5A patent/CN108729393B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005016057A (en) * | 2003-06-24 | 2005-01-20 | Kawase Kensetsu Kk | In-vehicle type structure cleaning device |
CN101338552A (en) * | 2008-08-11 | 2009-01-07 | 蒋建孝 | Sanitary nursing trolley |
CN202227301U (en) * | 2011-07-03 | 2012-05-23 | 上海神舟汽车设计开发有限公司 | Rotating shaft type dust-absorbing port of pure absorption type road sweeper |
CN102373683A (en) * | 2011-11-03 | 2012-03-14 | 南京晨光森田环保科技有限公司 | Sweeping and brushing device for road sweeping vehicle |
KR101279820B1 (en) * | 2013-01-18 | 2013-06-28 | 임형석 | Snowplow having blade for horizontal position automatic reinstation |
CN103572727A (en) * | 2013-11-01 | 2014-02-12 | 中联重科股份有限公司 | Sweeper side suction mechanism and sweeper comprising same |
CN103758059A (en) * | 2013-12-07 | 2014-04-30 | 温州职业技术学院 | Lifting device of sweeping plate with constant sweeping angle |
KR101456200B1 (en) * | 2014-02-19 | 2014-10-31 | 김영석 | Snow Grader vehicle for connecting |
CN203808000U (en) * | 2014-04-22 | 2014-09-03 | 长安大学 | Disc brush mechanism for snow sweeper |
CN204163025U (en) * | 2014-09-23 | 2015-02-18 | 三一汽车制造有限公司 | Road-sweeper and cleaning agency thereof |
CN205530064U (en) * | 2016-02-18 | 2016-08-31 | 徐工集团工程机械有限公司 | Road sweeper cleaning device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113756241A (en) * | 2021-09-22 | 2021-12-07 | 南京晨光森田环保科技有限公司 | Pneumatic control device for sucking disc of sweeping machine |
Also Published As
Publication number | Publication date |
---|---|
CN108729393B (en) | 2024-02-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107362969B (en) | High-efficient sand screening device for building engineering | |
CN108080369A (en) | A kind of power pipe cleaning device | |
CN108729393A (en) | A kind of slideway and the rotation mechanism that spins | |
CN108914861A (en) | A kind of iron nail collecting device on construction site road surface | |
CN201015260Y (en) | Cutter arrangement of grassland ventilating machine | |
CN109057710A (en) | Pitting machine | |
CN111852438A (en) | Oil well sand filtering device | |
CN206800287U (en) | A kind of suction inlet lifting rotation mechanism | |
CN207362772U (en) | A kind of telescoping mechanism | |
CN108729394A (en) | A kind of suction inlet lifting rotation mechanism | |
CN115054958B (en) | Environment-friendly and safe continuous filtering device for titanate preparation | |
CN207714230U (en) | A kind of vacuum sweeper | |
CN206972477U (en) | Air compressor integrated radiator | |
CN209237590U (en) | A kind of architectural engineering dust-proof device | |
CN202239885U (en) | Device for cutting water pipe of underground water pump | |
CN208177543U (en) | A kind of road-making material manufacture stone crushing device | |
CN205743771U (en) | A kind of up and down tubular column unit of dynamic catwalk | |
CN209089369U (en) | A kind of Novel minitiller handrail | |
CN209271854U (en) | A kind of Construction of Civil Engineering sand sieving machine | |
CN205883917U (en) | Novel peach is planted and is used grooving mechanical equipment | |
CN206703941U (en) | A kind of fuel tank cap | |
CN207092162U (en) | A kind of construction is shoveled with husky | |
CN217811214U (en) | Effectual difficult not hard up municipal administration inspection shaft lid of theftproof | |
CN206173862U (en) | Anticollision wall cleaning device | |
CN218902656U (en) | Tungsten carbide screening discharging 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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant |