CN108894175A - A kind of energy-saving road cleaning watering device - Google Patents
A kind of energy-saving road cleaning watering device Download PDFInfo
- Publication number
- CN108894175A CN108894175A CN201810595696.5A CN201810595696A CN108894175A CN 108894175 A CN108894175 A CN 108894175A CN 201810595696 A CN201810595696 A CN 201810595696A CN 108894175 A CN108894175 A CN 108894175A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- connection
- energy
- watering device
- road cleaning
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 19
- 239000007921 spray Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims 1
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction 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
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/02—Mobile apparatus, e.g. watering-vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The invention discloses a kind of energy-saving road cleaning watering devices, including body, the bottom of the body is fixedly connected with symmetrical two driving motors by fixed plate, the output end that two driving motors are located remotely from each other side is fixedly connected with shifting roller by shaft, the shifting roller is fixedly connected with driving tooth block far from one end of driving motor, installation bearing block is fixedly connected on the inner wall of the organism bottom, rotating bar is fixedly connected on inner surface at the top of the installation bearing block, the top of the rotating bar is fixedly connected with operating handle through body roof.The present invention carries out transmission by the power source using driving device and achievees the effect that adjust watering range, and then the installation by reducing adjusting watering range power source also can very easily be adjusted watering range and achieve the effect that economize on resources, to achieve the effect that convenient for more environmentally friendly progress water sprinkling path work.
Description
Technical field
The present invention relates to road cleaning technical field more particularly to a kind of energy-saving road cleaning watering devices.
Background technique
Road is divided into from the infrastructure that the meaning of a word is exactly for various trackless vehicles and walk by its handling characteristics
Highways and streets, backroad, factories and mines road, forestry road, examination road, contest road, automobile test road, workshop
Channel and school's road etc., there are also post roads for ancient china, in addition also refer to the approach for reaching certain target, things development and variation
Approach, present road frequently results in the more needs of dust since vehicle is passing and often carries out watering work, so for existing
Watering device use it is especially frequent, and then the requirement for watering device also increases accordingly, but the cleaning of existing road is used
Watering device requires additional power source when adjusting and sprinkling water range and is driven, and increases additional power source and carries out driving tune
Section spraying range greatly wastes resource, and then there are problems that very big energy waste.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of energy-saving road cleaning watering devices.
A kind of energy-saving road cleaning watering device proposed by the present invention, including body, the bottom of the body pass through
Fixed plate is fixedly connected with symmetrical two driving motors, and two driving motors are located remotely from each other the output end of side by turning
Axis is fixedly connected with shifting roller, and the shifting roller is fixedly connected with driving tooth block, the machine far from one end of driving motor
It is fixedly connected with installation bearing block on the inner wall of body bottom, is fixedly connected with rotation on the inner surface at the top of the installation bearing block
The top of bar, the rotating bar is fixedly connected with operating handle through body roof, and the outer surface of the rotating bar is fixedly connected
There is the manual gear positioned at internal body, offers the sliding groove positioned at rotating bar two sides, the sliding at the top of the body
Two connecting plates positioned at manual gear front and back, the connecting plate are slidably connected by sliding bar on the inner surface of slot
Connection is engaged with manual gear by tooth connection block close to the side of manual gear, described two shifting rollers be located remotely from each other one
Side is provided with connection turntable, and the connection turntable engages company with driving tooth block by driven tooth block close to the side of shifting roller
It connects, is offered on the inner wall of the organism bottom and be located at installation bearing block two sides and symmetrical two through-holes, the connection turntable
Outer surface slidably connected by annular groove in conjunction with bar, the top of the combination bar is fixedly connected on connecting plate through through-hole
Bottom, the bottom of the body, which is fixedly connected with, is located remotely from each other side and symmetrical two equalizer bearing seats positioned at two through-holes,
The connection side of the turntable far from shifting roller is fixedly connected with driving cog through equalizer bearing base inner surface by swingle
Wheel, the left and right sides of the body offer the stretching hole of connection body inner wall, fixed company on the inner wall of the organism bottom
It is connected to the water tank for being located at the installation bearing block back side, is fixedly connected with above water tank on the inner wall at the body back side
The input terminal of water pump, the water pump bottom is fixedly connected on the output end at the top of water tank, the body back by connecting pipe
It is fixedly connected on the inner wall in face positioned at water pump two sides and symmetrical two hanger bars, the left and right sides of the water pump is fixed to be connected
It is connected to delivery hose, outer surface and process stretching Kong Yan of two one ends wounds of the delivery hose far from water pump in hanger bar
Extend to the left and right sides of body, the bottom of the delivery hose is fixedly connected with Water outlet spray head, at left and right sides of the water tank
Input terminal is fixedly connected with input channel, and the input channel is fixedly connected on the inner surface for stretching out hole far from one end of water tank
On, the input channel is located at the underface of Water outlet spray head, and the accumulator tank of connection inner wall is offered at the top of the input channel.
Preferably, the left and right sides of the body passes through connection bearing block and is connected with positioned at the biography stretched out below hole
The outer surface of lever, the drive rod connection is engaged with transmission gear by tooth sector.
Preferably, the left and right sides of the body passes through guide bearing chock and is connected with positioned at the spiral shell stretched out above hole
The outer surface of rasp bar, the threaded rod is sequentially connected by transmission belt and drive rod, the outer surface thread connection of the threaded rod
Have and be located at movable plate of the transmission belt far from guide bearing chock side, is fixedly connected at left and right sides of the body and is located at guiding
The left end of mobile slide bar above bearing block, the mobile slide bar through movable plate and extends to one of movable plate far from body
The bottom of side, the movable plate is fixedly connected on the top of delivery hose.
Preferably, the quantity of the connecting plate side tooth connection block is no less than six, the tooth connection block rectangular array,
The shape of tooth connection block upper surface is trapezoidal.
Preferably, it is fixedly connected with sliding-aided mat on the inner surface of the sliding groove, is fixed on the outer surface of the sliding bar
It is connected with wear-resistant pad, the sliding groove and the positive shape of sliding bar are rectangle.
Preferably, the outer surface of the operating handle offers anti-skidding finger slot, the anti-skidding finger slot in operating handle outer surface
Positive shape is arc and radian is not less than 90 degree.
Preferably, the quantity of delivery hose bottom Water outlet spray head is no less than nine, and the Water outlet spray head is in rectangle battle array
Column.
Preferably, the upper surface of the input channel is inclined-plane, the angle between the input channel upper surface and horizontal plane
Degree is between 30 degree to 45 degree.
In the present invention, setting operating handle, manual gear and tooth connection block play staff and only need artificially to rotate behaviour
Operate handle just and can control connection turntable and engage the effect connected with shifting roller, then be arranged transmission gear, tooth sector and
Transmission belt plays the role of control drive rod traction threaded rod and is rotated, and the rotation of threaded rod makes movable plate in mobile slide bar
It acts on lower traction delivery hose and Water outlet spray head carries out moving left and right the effect for adjusting watering range, by utilizing driving device
Power source carries out transmission and achievees the effect that adjust watering range, and then also can by the installation that reduction adjusts watering range power source
Watering range is very easily adjusted to achieve the effect that economize on resources, to reach convenient for more environmentally friendly carry out water sprinkling path
The effect of work.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of energy-saving road cleaning watering device proposed by the present invention；
Fig. 2 is a kind of manual gear plan structure signal of energy-saving road cleaning watering device proposed by the present invention
Figure；
Fig. 3 is enlarged drawing at A in a kind of energy-saving road cleaning watering device Fig. 1 proposed by the present invention；
Fig. 4 is enlarged drawing at B in a kind of energy-saving road cleaning watering device Fig. 1 proposed by the present invention；
Fig. 5 is enlarged drawing at C in a kind of energy-saving road cleaning watering device Fig. 1 proposed by the present invention.
In figure：1 body, 2 driving motors, 3 shifting rollers, 4 driving tooth blocks, 5 installation bearing blocks, 6 rotating bars, 7 operation handlebars
Hand, 8 manual gears, 9 sliding grooves, 10 sliding bars, 11 connecting plates, 12 tooth connection blocks, 13 connection turntables, 14 combine bars, 15 through-holes,
16 transmission gears, 17 drive rods, 18 tooth sectors, 19 guide bearing chocks, 20 threaded rods, 21 transmission belts, 22 movable plates, 23 movements
Holes, 25 water tanks, 26 water pumps, 27 hanger bars, 28 delivery hoses, 29 Water outlet spray heads, 30 input channels, 31 flat are stretched out in slide bar, 24
Weigh bearing block.
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.
Referring to Fig.1-5, a kind of energy-saving road cleaning watering device, including body 1, the bottom of body 1 pass through fixation
Plate is fixedly connected with symmetrical two driving motors 2, the model Y160M-4 of driving motor 2, degree of protection IP23, installation
Form is B3, and number of poles is 4, rated power 11kw, revolving speed 1500r/min, voltage 380V, two 2 phases of driving motor
Mutually the output end far from side is fixedly connected with shifting roller 3 by shaft, and the one end of shifting roller 3 far from driving motor 2 is solid
Surely it is connected with driving tooth block 4, installation bearing block 5 is fixedly connected on the inner wall of 1 bottom of body, it is interior at the top of installation bearing block 5
Rotating bar 6 is fixedly connected on surface, the top of rotating bar 6 is fixedly connected with operating handle 7, operation handlebar through 1 roof of body
The outer surface of hand 7 offers anti-skidding finger slot, and the anti-skidding positive shape of finger slot in 7 outer surface of operating handle is arc and radian is not less than
90 degree, the outer surface of rotating bar 6 is fixedly connected with the manual gear 8 inside body 1, and the top of body 1 offers position
Sliding groove 9 in 6 two sides of rotating bar is slidably connected positioned at manual gear 8 just by sliding bar 10 on the inner surface of sliding groove 9
Two connecting plates 11 in face and the back side, are fixedly connected with sliding-aided mat on the inner surface of sliding groove 9, solid on the outer surface of sliding bar 10
Surely be connected with wear-resistant pad, sliding groove 9 and the positive shape of sliding bar 10 are rectangle, connecting plate 11 close to manual gear 8 one
Side engages connection with manual gear 8 by tooth connection block 12, and the quantity of 11 side tooth connection block 12 of connecting plate is no less than six, even
Connect 12 rectangular array of tooth block, the shape of 12 upper surface of tooth connection block be it is trapezoidal, the side that two shifting rollers 3 are located remotely from each other is set
It is equipped with connection turntable 13, connection turntable 13 engages connection with driving tooth block 4 by driven tooth block close to the side of shifting roller 3,
It is offered on the inner wall of 1 bottom of body and is located at installation 5 two sides of bearing block and symmetrical two through-holes 15, connect the appearance of turntable 13
Face is slidably connected by annular groove in conjunction with bar 14, and the bottom of connecting plate 11 is fixedly connected on through through-hole 15 in conjunction with the top of bar 14
Portion, the bottom of body 1, which is fixedly connected with, is located remotely from each other side and symmetrical two equalizer bearing seats 31 positioned at two through-holes 15, even
Switch through side of the disk 13 far from shifting roller 3 and transmission gear is fixedly connected with through 31 inner surface of equalizer bearing seat by swingle
16, the left and right sides of body 1 offers the stretching hole 24 of connection 1 inner wall of body, and the left and right sides of body 1 passes through connecting shaft
It holds seat and is connected with the drive rod 17 for being located at and stretching out 24 lower section of hole, the outer surface of drive rod 17 passes through tooth sector 18 and transmission
The engagement of gear 16 connects, and the water tank 25 for being located at installation 5 back side of bearing block, body 1 are fixedly connected on the inner wall of 1 bottom of body
The input terminal of the water pump 26 being fixedly connected with above water tank 25 on the inner wall at the back side, 26 bottom of water pump passes through connecting pipe
It is fixedly connected on the output end at the top of water tank 25, is fixedly connected on the inner wall at 1 back side of body positioned at 26 two sides of water pump and right
Two hanger bars 27 claimed, the left and right sides of water pump 26 are fixedly connected to delivery hose 28, and two delivery hoses 28 are far from water
The one ends wound of pump 26 hanger bar 27 outer surface and extend to the left and right sides of body 1, delivery hose by stretching out hole 24
28 bottom is fixedly connected with Water outlet spray head 29, and the quantity of 28 bottom Water outlet spray head 29 of delivery hose is no less than nine, water outlet spray
First 29 rectangular array is adjusted by there is part Water outlet spray head 29 to be located inside body 1 to play in the watering range of delivery hose 28
During the effect that also adjusts therewith of amount of water sprayed, the input terminal of 25 left and right sides of water tank is fixedly connected with input channel 30,
Input channel 30 is fixedly connected on the inner surface for stretching out hole 24 far from one end of water tank 25, and input channel 30 is located at water outlet spray
First 29 underface, the top of input channel 30 offer the accumulator tank of connection inner wall, are located at water outlet spray using input channel 30
The effect into water tank 25, machine are directly recycled in the water progress that first 29 lower section sprays the Water outlet spray head 29 being located inside body 1
The left and right sides of body 1 passes through guide bearing chock 19 and is connected with the threaded rod 20 for being located at and stretching out 24 top of hole, threaded rod 20
Outer surface be sequentially connected by transmission belt 21 and drive rod 17, the outer surface thread of threaded rod 20 is connected with positioned at transmission belt 21
Movable plate 22 far from 19 side of guide bearing chock, the left and right sides of body 1 is fixedly connected on guide bearing chock 19
The left end of the mobile slide bar 23 of side, mobile slide bar 23 through movable plate 22 and extends to side of the movable plate 22 far from body 1, moves
The bottom of movable plate 22 is fixedly connected on the top of delivery hose 28, and the upper surface of input channel 30 is inclined-plane, on input channel 30
Angle between surface and horizontal plane is between 30 degree to 45 degree.
The present invention, starting driving motor 2 make shifting roller 3 carry out rotating the effect played and watering device is made to carry out movement,
When needing to adjust watering range, manual rotation operation handle 7 makes manual gear 8 draw the movement of connecting plate 11, makes connecting plate 11
Control connection turntable 13 engages connection with shifting roller 3, and then the rotation of shifting roller 3 makes to connect the progress of turntable 13 when moving
The rotation of rotation, connection turntable 13 makes transmission gear 16 pull round gear 18 to be rotated, and the rotation of tooth sector 18 makes to pass
Lever 17 is rotated, and the rotation of drive rod 17 rotates the traction threaded rod 20 of transmission belt 21, and the rotation of threaded rod 20 makes
Movable plate 22 traction delivery hose 28 and Water outlet spray head 29 under the action of mobile slide bar 23 carry out the movement of left and right directions, pass through
Transmission is carried out using the power source of driving device to achieve the effect that adjust range of sprinkling water, and then watering range is adjusted by reduction and is moved
The installation in power source also can very easily be adjusted watering range and achieve the effect that economize on resources, to reach convenient for more environmentally friendly
Progress water sprinkling path work effect.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of energy-saving road cleaning watering device, including body (1), which is characterized in that the bottom of the body (1) is logical
It crosses fixed plate and is fixedly connected with symmetrical two driving motors (2), two driving motors (2) are located remotely from each other the output of side
End is fixedly connected with shifting roller (3) by shaft, and the shifting roller (3) is fixedly connected far from the one end of driving motor (2)
Have driving tooth block (4), installation bearing block (5), the installation bearing block are fixedly connected on the inner wall of body (1) bottom
(5) it is fixedly connected on the inner surface at the top of rotating bar (6), the top of the rotating bar (6) is through the fixed company of body (1) roof
It being connected to operating handle (7), the outer surface of the rotating bar (6) is fixedly connected with the manual gear (8) internal positioned at body (1),
The sliding groove (9) positioned at rotating bar (6) two sides is offered at the top of the body (1), is led on the inner surface of the sliding groove (9)
It crosses sliding bar (10) and slidably connects two connecting plates (11) positioned at manual gear (8) front and back, the connecting plate
(11) side close to manual gear (8) engages connection, described two mobile rollings with manual gear (8) by tooth connection block (12)
The side that wheel (3) is located remotely from each other is provided with connection turntable (13), and connection turntable (13) is logical close to the side of shifting roller (3)
It crosses driven tooth block and engages connection with driving tooth block (4), offered on the inner wall of body (1) bottom and be located at installation bearing block
(5) outer surface of two sides and symmetrical two through-holes (15), connection turntable (13) slidably connects combination by annular groove
Bar (14), the top of the combination bar (14) are fixedly connected on the bottom of connecting plate (11), the body (1) through through-hole (15)
Bottom be fixedly connected with and be located remotely from each other side and symmetrical two equalizer bearing seats (31), the company positioned at two through-holes (15)
Switch through the side of disk (13) far from shifting roller (3) and biography is fixedly connected with through equalizer bearing seat (31) inner surface by swingle
Moving gear (16), the left and right sides of the body (1) offer the stretching hole (24) of connection body (1) inner wall, the body
(1) water tank (25) for being located at installation bearing block (5) back side is fixedly connected on the inner wall of bottom, body (1) back side
The input terminal of the water pump (26) being fixedly connected with above water tank (25) on inner wall, water pump (26) bottom passes through connection
Pipeline is fixedly connected on the output end at the top of water tank (25), is fixedly connected on the inner wall at body (1) back side positioned at water
(26) two sides and symmetrical two hanger bars (27) are pumped, is fixedly connected to delivery hose at left and right sides of the water pump (26)
(28), outer surface and process stretching of one ends wound of two delivery hoses (28) far from water pump (26) in hanger bar (27)
Hole (24) extends to the left and right sides of body (1), and the bottom of the delivery hose (28) is fixedly connected with Water outlet spray head (29), institute
It states the input terminal at left and right sides of water tank (25) to be fixedly connected with input channel (30), the input channel (30) is far from water tank
(25) one end is fixedly connected on the inner surface for stretching out hole (24), and the input channel (30) is being located at Water outlet spray head (29) just
Lower section offers the accumulator tank of connection inner wall at the top of the input channel (30).
2. a kind of energy-saving road cleaning watering device according to claim 1, which is characterized in that the body (1)
The left and right sides pass through connection bearing block be connected be located at stretch out hole (24) below drive rod (17), the drive rod
(17) connection is engaged with transmission gear (16) by tooth sector (18) in outer surface.
3. a kind of energy-saving road cleaning watering device according to claims 1 and 2, which is characterized in that the body
(1) the left and right sides passes through guide bearing chock (19) and is connected with the threaded rod (20) for being located at and stretching out above hole (24), institute
The outer surface for stating threaded rod (20) is sequentially connected by transmission belt (21) and drive rod (17), the outer surface of the threaded rod (20)
It is threaded with and is located at the movable plate (22) of transmission belt (21) far from guide bearing chock (19) side, the left and right of the body (1)
Two sides are fixedly connected to the mobile slide bar (23) above guide bearing chock (19), and the left end of the mobile slide bar (23) is passed through
It wears movable plate (22) and extends to the side of movable plate (22) far from body (1), the bottom of the movable plate (22) is fixedly connected
At the top of delivery hose (28).
4. a kind of energy-saving road cleaning watering device according to claim 1, which is characterized in that the connecting plate
(11) quantity of side tooth connection block (12) is no less than six, tooth connection block (12) rectangular array, the tooth connection block
(12) shape of upper surface is trapezoidal.
5. a kind of energy-saving road cleaning watering device according to claim 1, which is characterized in that the sliding groove
(9) it is fixedly connected with sliding-aided mat on inner surface, is fixedly connected with wear-resistant pad, the cunning on the outer surface of the sliding bar (10)
Dynamic slot (9) and sliding bar (10) positive shape is rectangle.
6. a kind of energy-saving road cleaning watering device according to claim 1, which is characterized in that the operating handle
(7) outer surface offers anti-skidding finger slot, and the anti-skidding positive shape of finger slot in operating handle (7) outer surface is arc and radian
Not less than 90 degree.
7. a kind of energy-saving road cleaning watering device according to claim 1, which is characterized in that the delivery hose
(28) quantity of bottom Water outlet spray head (29) is no less than nine, Water outlet spray head (29) rectangular array.
8. a kind of energy-saving road cleaning watering device according to claim 1, which is characterized in that the input channel
(30) upper surface is inclined-plane, and angle of the input channel (30) between upper surface and horizontal plane is at 30 degree to 45 degree
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810595696.5A CN108894175B (en) | 2018-06-11 | 2018-06-11 | Energy-saving road cleaning watering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810595696.5A CN108894175B (en) | 2018-06-11 | 2018-06-11 | Energy-saving road cleaning watering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108894175A true CN108894175A (en) | 2018-11-27 |
| CN108894175B CN108894175B (en) | 2020-05-22 |
Family
ID=64344384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810595696.5A Active CN108894175B (en) | 2018-06-11 | 2018-06-11 | Energy-saving road cleaning watering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108894175B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667214A (en) * | 2019-01-14 | 2019-04-23 | 苏州交通工程集团有限公司 | A kind of sub-surface maintaining process |
| CN111676886A (en) * | 2020-06-02 | 2020-09-18 | 张恒 | Energy-saving road cleaning watering device |
| CN117005354A (en) * | 2023-08-23 | 2023-11-07 | 中国建筑第五工程局有限公司 | Ground maintenance equipment and process for house construction |
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| KR20130060414A (en) * | 2011-11-30 | 2013-06-10 | 박영복 | Vehicle for sprinkling water |
| CN106313623A (en) * | 2016-08-20 | 2017-01-11 | 浙江卡嘉莉鞋业有限公司 | Rapid punching device for shoebox for shoemaking |
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| CN109667214A (en) * | 2019-01-14 | 2019-04-23 | 苏州交通工程集团有限公司 | A kind of sub-surface maintaining process |
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| CN117005354B (en) * | 2023-08-23 | 2024-01-09 | 中国建筑第五工程局有限公司 | Ground maintenance equipment and process for house construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108894175B (en) | 2020-05-22 |
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