CN108018857A - A kind of artificial digging pile steelframe structure protective baffle plate - Google Patents
A kind of artificial digging pile steelframe structure protective baffle plate Download PDFInfo
- Publication number
- CN108018857A CN108018857A CN201711377295.4A CN201711377295A CN108018857A CN 108018857 A CN108018857 A CN 108018857A CN 201711377295 A CN201711377295 A CN 201711377295A CN 108018857 A CN108018857 A CN 108018857A
- Authority
- CN
- China
- Prior art keywords
- motor
- baffle
- supporter
- quarter moon
- directive wheel
- 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
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/36—Concrete or concrete-like piles cast in position ; Apparatus for making same making without use of mouldpipes or other moulds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3252—Protections, e.g. cover, caps, against impaling on starter reinforcement bars
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of artificial digging pile steelframe structure protective baffle plate, including the first semicircle baffle and the second semicircle baffle, the straightway top of the first semicircle baffle and the straight line pars infrasegmentalis of the second first quarter moon baffle offer the second guide groove, top one end of the first first quarter moon baffle is provided with the first motor, the top other end of the first first quarter moon baffle is provided with the second motor, lower section one end of the second first quarter moon baffle is provided with the 3rd motor, the lower section other end of the second first quarter moon baffle is provided with the 4th motor, first motor, second motor, the outboard end of 3rd motor and the 4th motor is both provided with jacking screw, the arc pars infrasegmentalis of the first first quarter moon baffle segmental arc top and the second first quarter moon baffle is both provided with the first guide groove, first guide groove is internally provided with movable pulley.This artificial digging pile protective baffle plate greatly saves labor intensity, preferably protects the life security of worker.
Description
Technical field
The present invention relates to construction safety protection technology field, is specially a kind of anti-guard block of artificial digging pile steelframe structure
Plate.
Background technology
In the quick epoch of current construction industry prosperity, either urban house building trade or means of transportation building row
Industry, since construction site is often large scale equipment and building, the safety problem of construction site becomes work progress
In the most important thing, among many buildings, the quality problems of the construction quality relation of pile foundation to whole building, although existing
It is very advanced in the piling machine equipment of technicalization, but it is unable to reach the pile foundation of aperture requirement in complicated landform either piling machine
Position, machine can not normal operation, can only rely on and manually carry out borehole, but in manually digging hole operation, operating personnel are in stake
Basal part carries out digging base operation, and top may drop debris at any time, influence the life that construction operation even jeopardizes operating personnel
Safety, so occurring a kind of protective baffle plate currently on the market, such a protective baffle plate is a kind of simple semi-circular sheet steel, will
Baffle actuated position rides upon the top of pile foundation breast wall, and operating personnel carry out digging base operation below baffle, but existing
Protective baffle plate is very thick and heavy, and when shifting to another work surface, by lifting machine with manually operating at the same time, baffle is shifted to another work
Industry face, not only takes time and effort, but also personnel may be damaged because hole man is narrow and small in moving process;Using biography
During system protective baffle plate operation, since pile foundation breast wall concrete is interim retaining wall, in supporting baffle, baffle is to be directly placed at shield
The upper end of wall concrete, it is easy to fall, operating personnel are damaged.
The content of the invention
It is an object of the invention to provide a kind of artificial digging pile steelframe structure protective baffle plate, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the present invention provides following technical solution:A kind of artificial digging pile steelframe structure protective baffle plate, bag
Include the first semicircle baffle and the second semicircle baffle, the straightway top of the first semicircle baffle and the straight line of the second first quarter moon baffle
Pars infrasegmentalis offers the second guide groove, and second guide groove is internally provided with the second directive wheel supporter, and described second leads
The second directive wheel is rotatably connected to the bottom both ends of wheel supporter, and top one end of the first first quarter moon baffle is provided with the
One motor, and the first motor is fixedly mounted on the top of the second directive wheel supporter, the top of the first first quarter moon baffle is another
End is provided with the second motor, and the second motor is fixedly mounted on the top of the second directive wheel supporter, the second first quarter moon baffle
Lower section one end the 3rd motor is installed, and the 3rd motor is fixedly mounted on the lower section of the second directive wheel supporter, described second
The lower section other end of first quarter moon baffle is provided with the 4th motor, and the 4th motor is fixedly mounted under the second directive wheel supporter
Side, first motor, the second motor, the outboard end of the 3rd motor and the 4th motor are both provided with jacking screw, and described first
Motor, the second motor, the outboard end of the 3rd motor and the 4th motor are installed with manually on the lateral wall of jacking screw
Adjustment disk, first motor, the second motor, the medial extremity of the 3rd motor and the 4th motor are mounted on controlling switch, described
The first guide pad is both provided with jacking screw on the outside of first motor and the second motor, the side of first guide pad is set
There is the second guide pad, be both provided with the 3rd guide pad on the jacking screw on the outside of the 3rd motor and the 4th motor, described
The side of three guide pads is provided with the 4th guide pad, and the segmental arc surface layer of the first first quarter moon baffle and the second first quarter moon baffle is solid
Dingan County is equipped with handle, and the arc pars infrasegmentalis of the first first quarter moon baffle segmental arc top and the second first quarter moon baffle is both provided with first
Guide groove, first guide groove are internally provided with movable pulley, and the movable pulley is delayed by the first directive wheel supporter, resistance to compression
Rush spring, wheel shaft, wheel body, race, wheel body supporter, spring groove, tension buffer spring and the first directive wheel to form, described first
Directive wheel is rotatably connected on the upper end both sides of the first directive wheel supporter, and the wheel body supporter is arranged on the support of the first directive wheel
The lower section of body, the tension buffer spring are fixedly connected between wheel body supporter and the first directive wheel supporter, the resistance to compression
Buffer spring is installed in spring groove, and the wheel body is rotatably connected on the lower end of wheel body supporter by wheel shaft, and described the first half
The upper surface of circle baffle and the second semicircle baffle offers observation window.
Preferably, the movable pulley installed on the first semicircle baffle and the second semicircle baffle is no less than five.
Preferably, the quantity of the flap is three.
Preferably, the height of the movable pulley is more than the width of motor.
Preferably, it is both provided with the inside of first guide pad, the second guide pad, the 3rd guide pad and the 4th guide pad
Guide pad internal thread.
Preferably, it is hinged between the first semicircle baffle and the second semicircle baffle by flap.
Preferably, it is provided with screw external screw thread on the outside of the jacking screw.
Preferably, the outer wall of the jacking screw is uniformly arranged the skewed fillet of screw, and thread pitch distance range is
0.1-0.5mm。
Preferably, first motor, the second motor, the 3rd motor and the 4th motor use FS40-Y2J models.
Compared with prior art, the beneficial effects of the invention are as follows:This artificial digging pile protective baffle plate, will by jacking screw
Protective baffle plate is firmly fastened on concrete guard wall very much, by the rotation of movable pulley, easily replaces very much working region,
Labor intensity is greatly saved, preferably protects the life security of worker.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the first semicircle baffle and the second semicircle baffle folded state schematic diagram of the invention;
Fig. 3 is the first semicircle baffle and the second semicircle baffle tiled state schematic diagram of the invention;
Fig. 4 is movable pulley schematic diagram of the present invention;
Fig. 5 is the second directive wheel schematic diagram of the invention;
Fig. 6 is jacking screw schematic diagram of the present invention.
In figure:1 jacking screw, 2 first guide pads, 3 flaps, 4 second guide pads, 5 manual adjustment disks, 6 first motors, 7
Controlling switch, 8 first semicircle baffles, 9 handles, 10 second semicircle baffles, 11 second motors, 12 the 3rd motors, 13 the 4th motors,
14 the 3rd guide pads, 15 the 4th guide pads, 16 screw external screw threads, 17 guide pad internal threads, 18 observation windows, 19 movable pulleys, 191
One directive wheel supporter, 192 first guide grooves, 193 resistance to compression buffer springs, 194 wheel shafts, 195 wheel bodys, 196 races, 197 wheel bodys
Supporter, 198 spring grooves, 199 tension buffer springs, 1,910 first directive wheels, 20 second directive wheels, the support of 21 second directive wheels
Body, 22 second guide grooves.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
, it is necessary to explanation in description of the invention, the orientation of instruction such as term " vertical ", " on ", " under ", " level " or
Person's position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies description,
Rather than instruction either implies that signified device or element must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore be not considered as limiting the invention.
In description of the invention, it is also necessary to explanation, unless otherwise clear and definite regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection, can mechanically connect or be electrically connected, can be directly connected to or be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in the present invention.
- 6 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of artificial digging pile steelframe structure protective baffle plate, including
First semicircle baffle 8 and the second semicircle baffle 10, pass through flap 3 between the first semicircle baffle 8 and the second semicircle baffle 10
Hinged, the quantity of the flap 3 is three, and the straightway top of the first semicircle baffle 8 is straight with the second first quarter moon baffle 10
Line segment lower part offers the second guide groove 22, and second guide groove 22 is internally provided with the second directive wheel supporter 21, institute
The bottom both ends for stating the second directive wheel supporter 21 are rotatably connected to the second directive wheel 20, the first first quarter moon baffle 8 it is upper
Fang Yiduan is provided with the first motor 6, and the first motor 6 is fixedly mounted on the top of the second directive wheel supporter 21, and described first
The top other end of first quarter moon baffle 8 is provided with the second motor 11, and the second motor 11 is fixedly mounted on the second directive wheel supporter
21 top, lower section one end of the second first quarter moon baffle 8 is provided with the 3rd motor 12, and the 3rd motor 12 is fixedly mounted on
The lower section of two directive wheel supporters 21, the lower section other end of the second first quarter moon baffle 10 are provided with the 4th motor 13, and the 4th
Motor 13 is fixedly mounted on the lower section of the second directive wheel supporter 21, first motor 6, the second motor 11, the 3rd motor 12
Jacking screw 1 is both provided with the outboard end of the 4th motor 13, the outer wall of the jacking screw 1 is uniformly arranged skewed screw thread
Circle, and thread pitch distance range is 0.1-0.5mm, and the outside of the jacking screw 1 is provided with screw external screw thread 16, described the
One guide pad 2, the second guide pad 4, the inner side of the 3rd guide pad 14 and the 4th guide pad 15 are both provided with guide pad internal thread 17,
First motor 6, the second motor 11, the outboard end of the 3rd motor 12 and the 4th motor 13 are on the lateral wall of jacking screw 1
It is installed with manual adjustment disk 5, first motor 6, the second motor 11, the inner side of the 3rd motor 12 and the 4th motor 13
End is mounted on controlling switch 7, and first motor 6, the second motor 11, the 3rd motor 12 and the 4th motor 13 use
FS40-Y2J models, are both provided with the first guide pad 2, institute on the jacking screw 1 in the outside of 6 and second motor of the first motor 11
The side for stating the first guide pad 2 is provided with the second guide pad 4, the jacking screw in the outside of the 3rd motor 12 and the 4th motor 13
The 3rd guide pad 14 is both provided with 1, the side of the 3rd guide pad 14 is provided with the 4th guide pad 15, first first quarter moon
The segmental arc surface layer of 8 and second first quarter moon baffle 10 of baffle is installed with handle 9, on 8 segmental arc of the first first quarter moon baffle
The arc pars infrasegmentalis of portion and the second first quarter moon baffle 10 is both provided with the first guide groove 192, and the inside of first guide groove 192 is set
Movable pulley 19 is equipped with, the movable pulley 19 installed on the first semicircle baffle 8 and the second semicircle baffle 10 is no less than five, institute
The height for stating movable pulley 19 is more than the width of motor, and the movable pulley 19 is by the first directive wheel supporter 191, resistance to compression buffering elastic
Spring 193, wheel shaft 194, wheel body 195, race 196, wheel body supporter 197, spring groove 198, tension buffer spring 199 and first are led
Formed to wheel 1910, first directive wheel 1910 is rotatably connected on the upper end both sides of the first directive wheel supporter 191, the wheel
Body supporter 197 is arranged on the lower section of the first directive wheel supporter 191, and the tension buffer spring 199 is fixedly connected on wheel body
Between 197 and first directive wheel supporter 191 of supporter, the resistance to compression buffer spring 193 is installed in spring groove 198, described
Wheel body 195 is rotatably connected on the lower end of wheel body supporter 197, the first semicircle baffle 8 and the second semicircle gear by wheel shaft 194
The upper surface of plate 10 offers observation window 18.
Operation principle:When in use, the first first quarter moon baffle 8 and the second first quarter moon are kept off 10 plate doublings by operator, by second
First quarter moon baffle 10 is erected at the upper end of pile foundation breast wall concrete by movable pulley 19, passes through the first motor 6, the second motor 11,
Three motors 12 and the 4th motor 13 think both sides extension jacking screw 1, and jacking screw 1 is withstood on concrete guard wall, when replacement work
When making region, jacking screw 1 is withdrawn, is rotated the first first quarter moon baffle 8 and the second first quarter moon baffle 10 to another by movable pulley 19
Side.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of artificial digging pile steelframe structure protective baffle plate, including the first semicircle baffle (8) and the second semicircle baffle (10), it is special
Sign is:The straightway top of the first semicircle baffle (8) and the straight line pars infrasegmentalis of the second first quarter moon baffle (10) offer
Second guide groove (22), second guide groove (22) are internally provided with the second directive wheel supporter (21), and described second is oriented to
The bottom both ends of wheel supporter (21) are rotatably connected to the second directive wheel (20), the top one of the first first quarter moon baffle (8)
End is provided with the first motor (6), and the first motor (6) is fixedly mounted on the top of the second directive wheel supporter (21), and described the
The top other end of one first quarter moon baffle (8) is provided with the second motor (11), and the second motor (11) is fixedly mounted on the second guiding
The top of supporter (21) is taken turns, lower section one end of the second first quarter moon baffle (8) is provided with the 3rd motor (12), and the 3rd motor
(12) lower section of the second directive wheel supporter (21), the lower section other end installation of the second first quarter moon baffle (10) are fixedly mounted on
There is the 4th motor (13), and the 4th motor (13) is fixedly mounted on the lower section of the second directive wheel supporter (21), first electricity
Machine (6), the second motor (11), the outboard end of the 3rd motor (12) and the 4th motor (13) are both provided with jacking screw (1), described
First motor (6), the second motor (11), the outboard end of the 3rd motor (12) and the 4th motor (13) are in the outer of jacking screw (1)
Manual adjustment disk (5), first motor (6), the second motor (11), the 3rd motor (12) and are installed with side wall
The medial extremity of four motors (13) is mounted on controlling switch (7), first motor (6) and the jacking on the outside of the second motor (11)
The first guide pad (2) is both provided with screw (1), the side of first guide pad (2) is provided with the second guide pad (4), institute
State and the 3rd guide pad (14) is both provided with the jacking screw (1) on the outside of the 3rd motor (12) and the 4th motor (13), described the
The side of three guide pads (14) is provided with the 4th guide pad (15), the first first quarter moon baffle (8) and the second first quarter moon baffle (10)
Segmental arc surface layer be installed with handle (9), the first first quarter moon baffle (8) segmental arc top and the second first quarter moon baffle
(10) arc pars infrasegmentalis is both provided with the first guide groove (192), and first guide groove (192) is internally provided with movable pulley
(19), the movable pulley (19) is by the first directive wheel supporter (191), resistance to compression buffer spring (193), wheel shaft (194), wheel body
(195), race (196), wheel body supporter (197), spring groove (198), tension buffer spring (199) and the first directive wheel
(1910) form, first directive wheel (1910) is rotatably connected on the upper end both sides of the first directive wheel supporter (191), described
Wheel body supporter (197) is arranged on the lower section of the first directive wheel supporter (191), and the tension buffer spring (199) is fixed to be connected
It is connected between wheel body supporter (197) and the first directive wheel supporter (191), the resistance to compression buffer spring (193) is installed on bullet
In spring groove (198), the wheel body (195) is rotatably connected on the lower end of wheel body supporter (197) by wheel shaft (194), and described the
The upper surface of one semicircle baffle (8) and the second semicircle baffle (10) offers observation window (18).
A kind of 2. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:First semicircle
Baffle (8) is no less than five with the movable pulley (19) installed on the second semicircle baffle (10).
A kind of 3. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:The flap (3)
Quantity be three.
A kind of 4. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:The movable pulley
(19) height is more than the width of motor.
A kind of 5. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:Described first is oriented to
Guide pad internal thread is both provided with the inside of block (2), the second guide pad (4), the 3rd guide pad (14) and the 4th guide pad (15)
(17)。
A kind of 6. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:First semicircle
It is hinged by flap (3) between baffle (8) and the second semicircle baffle (10).
A kind of 7. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:The jacking screw
(1) screw external screw thread (16) is provided with the outside of.
A kind of 8. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:The jacking screw
(1) outer wall is uniformly arranged the skewed fillet of screw, and thread pitch distance range is 0.1-0.5mm.
A kind of 9. artificial digging pile steelframe structure protective baffle plate according to claim 1, it is characterised in that:First motor
(6), the second motor (11), the 3rd motor (12) and the 4th motor (13) use FS40-Y2J models.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711377295.4A CN108018857A (en) | 2017-12-19 | 2017-12-19 | A kind of artificial digging pile steelframe structure protective baffle plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711377295.4A CN108018857A (en) | 2017-12-19 | 2017-12-19 | A kind of artificial digging pile steelframe structure protective baffle plate |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108018857A true CN108018857A (en) | 2018-05-11 |
Family
ID=62074114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711377295.4A Pending CN108018857A (en) | 2017-12-19 | 2017-12-19 | A kind of artificial digging pile steelframe structure protective baffle plate |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108018857A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204040042U (en) * | 2014-04-17 | 2014-12-24 | 中国建筑第四工程局有限公司 | A kind of super large ultra-deep support with manually dug piles structure |
CN205000661U (en) * | 2015-08-18 | 2016-01-27 | 五冶集团上海有限公司 | Stake hole overlay |
CN205776221U (en) * | 2016-06-23 | 2016-12-07 | 中铁十二局集团有限公司 | The portable protective baffle plate of artificial digging pile |
CN107620482A (en) * | 2017-05-06 | 2018-01-23 | 山东中迈建筑工程有限公司合肥分公司 | A kind of artificial digging pile protective baffle plate |
-
2017
- 2017-12-19 CN CN201711377295.4A patent/CN108018857A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204040042U (en) * | 2014-04-17 | 2014-12-24 | 中国建筑第四工程局有限公司 | A kind of super large ultra-deep support with manually dug piles structure |
CN205000661U (en) * | 2015-08-18 | 2016-01-27 | 五冶集团上海有限公司 | Stake hole overlay |
CN205776221U (en) * | 2016-06-23 | 2016-12-07 | 中铁十二局集团有限公司 | The portable protective baffle plate of artificial digging pile |
CN107620482A (en) * | 2017-05-06 | 2018-01-23 | 山东中迈建筑工程有限公司合肥分公司 | A kind of artificial digging pile protective baffle plate |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110153821A (en) | A kind of dust-free environmental protection type building wall construction grinding device | |
CN208235351U (en) | A kind of bridge combination guardrail Fast Installation plate device | |
US20180022586A1 (en) | Mobile crane having adjustable ballast mounting apparatus | |
CN107500182A (en) | A kind of interior architecture construction lowering or hoisting gear | |
CN202704877U (en) | Hoisting device with adjustable cantilever | |
CN107620482A (en) | A kind of artificial digging pile protective baffle plate | |
CN206859707U (en) | A kind of angular adjustment equipment of I-steel | |
CN108824423A (en) | A kind of bored pile construction alarm device | |
CN108018857A (en) | A kind of artificial digging pile steelframe structure protective baffle plate | |
CN207002026U (en) | A kind of harbour machinery crane anchoring device | |
CN109024297A (en) | A kind of bridge construction workbench of safety and stability | |
CN205400105U (en) | Over -and -under type tunnel building protection canopy | |
CN208563770U (en) | A kind of shear force wall reinforcing steel bar support device | |
CN205891983U (en) | Height -adjustable's climbing machine | |
KR101299971B1 (en) | Jackup barge with the improvement of sailing stability and method of construction using the same | |
CN108868282A (en) | A kind of communication tower facilitating maintenance | |
CN205501845U (en) | Over -and -under type bridge overhauls device | |
CN105201267B (en) | A kind of electric pole corrects component and its method of work | |
CN107503782A (en) | Suspension device and its application method | |
CN107119966A (en) | A kind of pole upside-down mounting group founds lifting device | |
CN208027754U (en) | Ball-joint leveling supporting mechanism and levelling device | |
CN207017622U (en) | A kind of elevator safe construction operating platform | |
CN207437114U (en) | Suspension device and coal mining equipment | |
CN105401895B (en) | Anti- inclination drill rod grip device | |
CN205755403U (en) | A kind of Tree Planting Earthdrill |
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: 20180511 |
|
RJ01 | Rejection of invention patent application after publication |