CN209324022U - A kind of construction protective net automatic installation apparatus - Google Patents
A kind of construction protective net automatic installation apparatus Download PDFInfo
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- CN209324022U CN209324022U CN201920035093.XU CN201920035093U CN209324022U CN 209324022 U CN209324022 U CN 209324022U CN 201920035093 U CN201920035093 U CN 201920035093U CN 209324022 U CN209324022 U CN 209324022U
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- protective net
- lifting
- net automatic
- vertical beam
- mounting device
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Abstract
The utility model discloses a kind of construction protective net automatic installation apparatus, including track, transport trolley, vertical beam increase auxiliary device, vertical beam mechanism, lifting carriage platform, protective net automatic lifting grabbing device, protective net automatic punching mounting device；Transport trolley is by wheel skid on two tracks, vertical beam increases auxiliary device and vertical beam mechanism is fixed on transport trolley rotating stand, and two lifting carriage platforms slide on protective net automatic lifting grabbing device in vertical beam mechanism, protective net automatic punching mounting device slides on lifting carriage platform beams；The utility model increases auxiliary device, vertical beam mechanism, lifting carriage platform, protective net automatic lifting grabbing device, protective net automatic punching mounting device by being provided with track, transport trolley, vertical beam, realize the installation exercise that automation easily carries out construction protective net, equipment has the function of that multi-angle regulation and height are arbitrarily gone up and down simultaneously, achievees the purpose that efficient installment work.
Description
Technical field
The utility model relates to protective nets in construction to install equipment, and in particular to a kind of construction protective net is automatic
Mounting device belongs to construction automation protective net installation equipment technical field.
Background technique
With the continuous development of modern industrial production, the raising of living standards of the people, infrastructure construction gradually occupies master
Status is led, the construction speed of national basis facility is also speeded year by year, and wherein the safety problem in construction also gradually puts on day
Journey.It is well known that the building frame in construction needs to install protective net to guarantee the safety of construction personnel, it is how quickly high
The installment work that effect ground carries out protective net to building frame becomes a urgent problem.So needing a kind of construction
Protective net automatic installation apparatus come meet unit in charge of construction to foundation construction building frame protective net install the needs of, so as to improve base
The efficiency and safety of Infrastructure construction.
Summary of the invention
In view of the above-mentioned problems, the utility model provides a kind of construction protective net automatic installation apparatus, pass through setting
There are track, transport trolley, vertical beam to increase auxiliary device, vertical beam mechanism, lifting carriage platform, protective net automatic lifting crawl dress
It sets, protective net automatic punching mounting device, realizes the installation exercise that automation easily carries out construction protective net, simultaneously
Equipment has the function of that multi-angle regulation and height are arbitrarily gone up and down, and achievees the purpose that efficient work.
The technical solution that the utility model is taken are as follows: a kind of construction protective net automatic installation apparatus, including two rails
Road, transport trolley, vertical beam increase auxiliary device, vertical beam mechanism, two lifting carriage platforms, two protective net automatic lifting crawls
Device, two protective net automatic punching mounting devices, by wheel skid on two tracks, vertical beam increases the transport trolley
High auxiliary device and vertical beam mechanism are fixedly mounted on transport trolley rotatable platform, and two lifting carriage platforms pass through sliding respectively
Bearing sliding is in vertical beam mechanism or so surface, protective net automatic lifting grabbing device and protective net automatic punching mounting device difference
It is slided on lifting carriage platform beams by its pulley.
The transport trolley include trolley chassis, two wheel drive motors, four wheel axletree bearing seats, four wheels,
Rotating stand, rotating stand driving motor；Four wheels are separately mounted in four wheel axletree bearing seat bearing holes, and four
Wheel axletree bearing seat is separately fixed at trolley chassis lower end quadrangle, and two wheel drive motors, which are respectively cooperating with, is mounted on two vehicles of left part
On the inside of wheel bearing seat, the rotating stand is mounted on the upper center axis of trolley chassis, rotating stand driving motor cooperation peace
Mounted in rotating stand right end.
It includes that vertical beam increases auxiliary device frame, two lifting hydraulic cylinder angle adjustment that the vertical beam, which increases auxiliary device,
Stepper motor, two lifting hydraulic cylinders, two vertical beams promote support；Two lifting hydraulic cylinder lower ends are separately mounted to erect
Beam increases in the bearing hole of auxiliary device frame lower end two sides, and two lifting hydraulic cylinder angle adjustment stepper motors are respectively cooperating with installation
Increase on the outside of the bearing hole of auxiliary device frame lower end two sides in vertical beam, two vertical beams promote support and are separately mounted to two promotion liquid
Cylinder pressure upper end.
The vertical beam mechanism includes two lifting carriage platform lift drive mechanisms, top end holder, vertical beam monomers；It is told
Vertical beam monomer in-between using quadrangle is bolted, top end holder lower end quadrangle is fixedly mounted on top vertical beam using bolt
Monomer top, two lifting carriage platform lift drive mechanisms are opposite to be mounted on the support of top end holder upper end.
The lifting carriage platform includes lifting carriage support, two lifting carriage support idler wheels, lifting carriage supports
Crossbeam；Two lifting carriage support idler wheels are separately mounted in lifting carriage support upper and lower axle bearing bore, lifting carriage branch
Seat crossbeam bottom end is fixedly mounted on lifting carriage support center side.
The protective net automatic lifting grabbing device includes two protective net automatic lifting grabbing device horizontal trolleys, prevents
Protective net automatic lifting grabbing device horizontal trolley driving motor, protective net automatic lifting grabbing device horizontal platform, protective net are mechanical
Hand bracket lifting motor, protective net manipulator support, two protective net robot drives stepper motors, protective nets；Described two
A protective net automatic lifting grabbing device horizontal trolley is separately mounted to two side axle of protective net automatic lifting grabbing device horizontal platform
It holds on support, protective net automatic lifting grabbing device horizontal trolley driving motor is fitted to protective net automatic lifting crawl dress
Horizontal platform bearing spider side is set, it is horizontal that protective net manipulator support lifting motor is mounted on protective net automatic lifting grabbing device
Platform lower end, protective net manipulator support upper end are connected on protective net manipulator support lifting motor wire wheel by steel wire, institute
The two protective net robot drives stepper motors stated, which are respectively cooperating with, to be mounted on the outside of protective net manipulator support lower mechanical hand
Face, protective net upper end grab in protective net manipulator support lower mechanical hand.
The protective net automatic punching mounting device includes two protective net automatic punching mounting device horizontal trolleys, prevents
Protective net automatic punching mounting device horizontal trolley driving motor, protective net automatic punching mounting device horizontal platform, protective net are automatic
It punches mounting device and stretches hydraulic cylinder, device first segment mechanical arm driving motor, device first segment mechanical arm, device the second section machine
Tool arm driving motor, the second section of device mechanical arm, automatic punching mounting device；Two protective net automatic punchings install dress
It sets horizontal trolley to be separately mounted in the bearing spider of protective net automatic punching mounting device horizontal platform two sides, protective net automatic punching
Mounting device horizontal trolley driving motor is fitted on the outside of protective net automatic punching mounting device horizontal platform bearing spider, is prevented
Protective net automatic punching mounting device stretching, extension hydraulic cylinder lower end is mounted on protective net automatic punching mounting device horizontal platform lower end, device
First segment mechanical arm driving motor is fitted on the outside of protective net automatic punching mounting device stretching, extension hydraulic cylinder upper end bearing block,
Device first segment mechanical arm rear end is mounted on protective net automatic punching mounting device stretching, extension hydraulic cylinder upper end bearing block, front end peace
On device the second section mechanical arm rear end bearing seat, device the second section mechanical arm driving motor is fitted to the second section of device
Mechanical arm rear end bearing seat side, automatic punching mounting device are mounted on device the second section mechanical arm front end.
Since the utility model uses above-mentioned technical proposal, the utility model has the advantage that the utility model is logical
It crosses to be provided with track, transport trolley, vertical beam and increase auxiliary device, vertical beam mechanism, lifting carriage platform, protective net automatic lifting and grab
Device, protective net automatic punching mounting device are taken, the installation exercise that automation easily carries out construction protective net is realized,
Equipment has the function of that multi-angle regulation and height are arbitrarily gone up and down simultaneously, achievees the purpose that efficient work.
Detailed description of the invention
Fig. 1 is the whole assembly schematic perspective view of the utility model.
Fig. 2 is the assembly three-dimensional structure diagram of transport trolley device in the utility model.
Fig. 3 is the assembly three-dimensional structure diagram that vertical beam increases auxiliary device in the utility model.
Fig. 4 is the assembly three-dimensional structure diagram of vertical beam mechanism in the utility model.
Fig. 5 is the assembly three-dimensional structure diagram of lifting carriage platform in the utility model.
Fig. 6 is the assembly three-dimensional structure diagram of protective net automatic lifting grabbing device in the utility model.
Fig. 7 is the assembly three-dimensional structure diagram of protective net automatic punching mounting device in the utility model.
Drawing reference numeral: 1- track；2- transport trolley；3- vertical beam increases auxiliary device；4- vertical beam mechanism；5- lifting carriage is flat
Platform；6- protective net automatic lifting grabbing device；7- protective net automatic punching mounting device；201- trolley chassis；202- wheel drives
Dynamic motor；203- wheel axletree bearing seat；204- wheel；205- rotating stand；206- rotating stand driving motor transport trolley；301-
Vertical beam increases auxiliary device frame；302- lifting hydraulic cylinder angle adjusts stepper motor；303- lifting hydraulic cylinder；304- vertical beam mentions
Ascending branch seat；401- lifting carriage platform lift drive mechanism；402- top end holder；403- vertical beam monomer；501- lifting carriage branch
Seat；502- lifting carriage support idler wheel；503- lifting carriage support beam；601- protective net automatic lifting grabbing device level is sliding
Wheel；602- protective net automatic lifting grabbing device horizontal trolley driving motor；603- protective net automatic lifting grabbing device is horizontal
Platform；604- protective net manipulator support lifting motor；605- protective net manipulator support；606- protective net robot drives stepping
Motor；607- protective net；701- protective net automatic punching mounting device horizontal trolley；702- protective net automatic punching mounting device
Horizontal trolley driving motor；703- protective net automatic punching mounting device horizontal platform；704- protective net automatic punching mounting device
Stretch hydraulic cylinder；705- device first segment mechanical arm driving motor；706- device first segment mechanical arm；707- device the second section machine
Tool arm driving motor；708- device the second section mechanical arm；709- automatic punching mounting device.
Specific embodiment
The utility model is further described combined with specific embodiments below, the invention illustrative examples and
Illustrate for explaining the utility model, but is not intended to limit the scope of the present invention.
A kind of construction protective net automatic installation apparatus as shown in Figures 1 to 7, including two tracks 1, transport trolleys
2, vertical beam increase auxiliary device 3,4, two, vertical beam mechanism, 5, two, lifting carriage platform protective net automatic lifting grabbing device 6,
Two protective net automatic punching mounting devices 7, for transport trolley 2 by wheel skid on two tracks 1, vertical beam increases auxiliary dress
Set 3 and vertical beam mechanism 4 be fixedly mounted on 2 rotatable platform of transport trolley, two lifting carriage platforms 5 pass through sliding support respectively
4 or so surface of vertical beam mechanism is slided on, protective net automatic lifting grabbing device 6 and protective net automatic punching mounting device 7 are distinguished
It is slided on 5 crossbeam of lifting carriage platform by its pulley.
Transport trolley 2 includes 201, two, trolley chassis wheel drive motors 202, four vehicle of wheel axletree bearing seat 203, four
Take turns 204, rotating stand 205, rotating stand driving motor 206.Four wheels 204 are separately mounted to four wheel axletree bearing seats 203
In bearing hole, four wheel axletree bearing seats 203 are separately fixed at 201 lower end quadrangle of trolley chassis, and two wheel drive motors 202 are divided
It is not fitted to two wheel axletree bearing seats of left part, 203 inside, rotating stand 205 is mounted on 201 upper center axis of trolley chassis
On, rotating stand driving motor 206 is fitted to 205 right end of rotating stand.
It includes that vertical beam increases 301, two lifting hydraulic cylinder angle adjustment steps of auxiliary device frame that vertical beam, which increases auxiliary device 3,
Support 304 is promoted into 302, two, the motor vertical beam of lifting hydraulic cylinder 303, two.It installs respectively two 303 lower ends of lifting hydraulic cylinder
Increase in 301 lower end two sides bearing hole of auxiliary device frame in vertical beam, two lifting hydraulic cylinder angle adjustment stepper motors 302 divide
It is not fitted to vertical beam to increase on the outside of 301 lower end two sides bearing hole of auxiliary device frame, two vertical beams promote support 304 and distinguish
It is mounted on two 303 upper ends of lifting hydraulic cylinder.
Vertical beam mechanism 4 includes two lifting carriage platform lift drive mechanisms 401, top end holder 402, vertical beam monomers 403.
In-between using quadrangle is bolted, 402 lower end quadrangle of top end holder is fixedly mounted the vertical beam monomer 403 told using bolt
403 top of vertical beam monomer on top, two lifting carriage platform lift drive mechanisms 401 are opposite to be mounted on top end holder 402
It holds on support.
Lifting carriage platform 5 includes lifting carriage support 501, two lifting carriage support idler wheels 502, lifting carriage supports
Crossbeam 503.Two lifting carriage support idler wheels 502 are separately mounted in 501 upper and lower axle bearing bore of lifting carriage support, lifting carriage
503 bottom end of support beam is fixedly mounted on 501 center side of lifting carriage support.
Protective net automatic lifting grabbing device 6 includes two protective net automatic lifting grabbing device horizontal trolleys 601, protection
Net automatic lifting grabbing device horizontal trolley driving motor 602, protective net automatic lifting grabbing device horizontal platform 603, protective net
Manipulator support lifting motor 604, is prevented 605, two protective net robot drives stepper motors 606 of protective net manipulator support
Protective net 607.Two protective net automatic lifting grabbing device horizontal trolleys 601 are separately mounted to protective net automatic lifting grabbing device
On 603 two sides bearing spider of horizontal platform, protective net automatic lifting grabbing device horizontal trolley driving motor 602 is fitted to anti-
603 bearing spider side of protective net automatic lifting grabbing device horizontal platform, protective net manipulator support lifting motor 604 is mounted on anti-
603 lower end of protective net automatic lifting grabbing device horizontal platform, 605 upper end of protective net manipulator support is connected to protective net by steel wire
On 604 wire wheel of manipulator support lifting motor, two protective net robot drives stepper motors 606 be respectively cooperating be mounted on it is anti-
605 lower mechanical hand lateral surface of protective net manipulator support, 607 upper end of protective net are grabbed in 605 lower end of protective net manipulator support
In manipulator.
Protective net automatic punching mounting device 7 includes two protective net automatic punching mounting device horizontal trolleys 701, protection
Net automatic punching mounting device horizontal trolley driving motor 702, protective net automatic punching mounting device horizontal platform 703, protective net
Automatic punching mounting device stretches hydraulic cylinder 704, device first segment mechanical arm driving motor 705, device first segment mechanical arm
706, device the second section mechanical arm driving motor 707, the second section of device mechanical arm 708, automatic punching mounting device 709.Two
Protective net automatic punching mounting device horizontal trolley 701 is separately mounted to 703 liang of horizontal platform of protective net automatic punching mounting device
In side bearing support, protective net automatic punching mounting device horizontal trolley driving motor 702 is fitted to protective net and beats automatically
On the outside of 703 bearing spider of hole mounting device horizontal platform, protective net automatic punching mounting device stretching, extension 704 lower end of hydraulic cylinder is mounted on
703 lower end of protective net automatic punching mounting device horizontal platform, device first segment mechanical arm driving motor 705 are fitted to protection
Net automatic punching mounting device stretches on the outside of 704 upper end bearing block of hydraulic cylinder, and 706 rear end of device first segment mechanical arm is mounted on anti-
Protective net automatic punching mounting device stretches on 704 upper end bearing block of hydraulic cylinder, after front end is mounted on the second section of device mechanical arm 708
On end bearing block, device the second section mechanical arm driving motor 707 is fitted to 708 rear end bearing seat of the second section of device mechanical arm
Side, automatic punching mounting device 709 are mounted on 708 front end of the second section of device mechanical arm.
The working principle of the utility model are as follows: devices all first are all installed concentratedly can freely walk at one along track
Transport trolley on, have the advantages that high maneuverability.For transport trolley by wheel skid on two tracks, vertical beam increases auxiliary dress
Set and be fixed on transport trolley rotating stand with vertical beam mechanism, two lifting carriage platforms slide in vertical beam mechanism protective net from
Dynamic lifting grabbing device, protective net automatic punching mounting device slide on lifting carriage platform beams, and transport trolley utilizes it
Rotating platform can realize the rotation of all mechanisms, and vertical beam, which increases auxiliary device, can carry out vertical beam promotion increasing vertical beam unit
Operation, the height of vertical beam overall mechanism realize any adjusting of height.Two lifting carriage platforms can pass through vertical beam mechanism respectively
Two lifting carriage platform lift drive mechanisms realize the regulatory function of height, protective net automatic lifting grabbing device and protection
Net automatic punching mounting device free to slide can move the installation of protective net convenient to carry out on the crossbeam of lifting carriage platform
Operation, protective net automatic lifting grabbing device can carry out the grasping movement of protective net, protective net automatic punching installation dress automatically
Set the installment work that can carry out protective net automatically.Increase auxiliary device, vertical beam machine by being provided with track, transport trolley, vertical beam
Structure, lifting carriage platform, protective net automatic lifting grabbing device, protective net automatic punching mounting device realize automation just
The installation exercise of prompt progress construction protective net, while equipment has the function of that multi-angle regulation and height are arbitrarily gone up and down,
Achieve the purpose that efficient work.
Claims (7)
1. a kind of construction protective net automatic installation apparatus, including two tracks (1), transport trolley (2), vertical beam increase auxiliary
Device (3), vertical beam mechanism (4), two lifting carriage platforms (5), two protective net automatic lifting grabbing devices (6), two it is anti-
Protective net automatic punching mounting device (7), it is characterised in that: the transport trolley (2) is by wheel skid in two tracks (1)
On, vertical beam increases auxiliary device (3) and vertical beam mechanism (4) is fixedly mounted on transport trolley (2) rotatable platform, and two liftings are slided
Moving platform (5) slides on vertical beam mechanism (4) left and right surface, protective net automatic lifting grabbing device (6) by sliding support respectively
It is slided on lifting carriage platform (5) crossbeam by its pulley respectively with protective net automatic punching mounting device (7).
2. a kind of construction protective net automatic installation apparatus as described in claim 1, it is characterised in that: the Transport Desk
Vehicle (2) includes trolley chassis (201), two wheel drive motors (202), four wheel axletree bearing seats (203), four wheels
(204), rotating stand (205), rotating stand driving motor (206)；Four wheels (204) are separately mounted to four vehicles
In wheel bearing seat (203) bearing hole, four wheel axletree bearing seats (203) are separately fixed at trolley chassis (201) lower end quadrangle, and two
Wheel drive motors (202), which are respectively cooperating with, to be mounted on the inside of two wheel axletree bearing seats (203) of left part, the rotating stand
(205) it is mounted on trolley chassis (201) upper center axis, rotating stand driving motor (206) is fitted to rotating stand
(205) right end.
3. a kind of construction protective net automatic installation apparatus as described in claim 1, it is characterised in that: the vertical beam increases
High auxiliary device (3) includes that vertical beam increases auxiliary device frame (301), two lifting hydraulic cylinder angle adjustment stepper motors
(302), two lifting hydraulic cylinders (303), two vertical beams promote support (304)；Two lifting hydraulic cylinder (303) lower ends
It is separately mounted to vertical beam to increase in the bearing hole of auxiliary device frame (301) lower end two sides, two lifting hydraulic cylinder angle adjustment steps
It is respectively cooperating with into motor (302) and is mounted on vertical beam and increases on the outside of auxiliary device frame (301) lower end two sides bearing holes, two vertical beams
It promotes support (304) and is separately mounted to two lifting hydraulic cylinder (303) upper ends.
4. a kind of construction protective net automatic installation apparatus as described in claim 1, it is characterised in that: the vertical beam machine
Structure (4) includes two lifting carriage platform lift drive mechanisms (401), top end holder (402), vertical beam monomer (403)；It is told
In-between using quadrangle is bolted, top end holder (402) lower end quadrangle is fixedly mounted on vertical beam monomer (403) using bolt
Top vertical beam monomer (403) top, two lifting carriage platform lift drive mechanisms (401) are opposite to be mounted on top end holder
(402) on the support of upper end.
5. a kind of construction protective net automatic installation apparatus as described in claim 1, it is characterised in that: the lifting is sliding
Moving platform (5) includes lifting carriage support (501), two lifting carriage support idler wheels (502), lifting carriage support beams
(503)；Two lifting carriage support idler wheels (502) are separately mounted in lifting carriage support (501) upper and lower axle bearing bore,
Lifting carriage support beam (503) bottom end is fixedly mounted on lifting carriage support (501) center side.
6. a kind of construction protective net automatic installation apparatus as described in claim 1, it is characterised in that: the protective net
Automatic lifting grabbing device (6) includes two protective net automatic lifting grabbing device horizontal trolleys (601), protective net automatic liftings
Grabbing device horizontal trolley driving motor (602), protective net automatic lifting grabbing device horizontal platform (603), protective net manipulator
Bracket lifting motor (604), two protective net robot drives stepper motors (606), is prevented protective net manipulator support (605)
Protective net (607)；Two protective net automatic lifting grabbing device horizontal trolleys (601) are separately mounted to protective net and rise automatically
It drops on the bearing spider of grabbing device horizontal platform (603) two sides, protective net automatic lifting grabbing device horizontal trolley driving motor
(602) protective net automatic lifting grabbing device horizontal platform (603) bearing spider side, protective net manipulator support are fitted to
Lifting motor (604) is mounted on protective net automatic lifting grabbing device horizontal platform (603) lower end, protective net manipulator support
(605) upper end is connected on protective net manipulator support lifting motor (604) wire wheel by steel wire, two protective nets
Robot drives stepper motor (606), which is respectively cooperating with, is mounted on protective net manipulator support (605) lower mechanical hand lateral surface, prevents
Protective net (607) upper end grabs in protective net manipulator support (605) lower mechanical hand.
7. a kind of construction protective net automatic installation apparatus as described in claim 1, it is characterised in that: the protective net
Automatic punching mounting device (7) includes two protective net automatic punching mounting device horizontal trolleys (701), protective net automatic punchings
Mounting device horizontal trolley driving motor (702), protective net automatic punching mounting device horizontal platform (703), protective net are beaten automatically
Hole mounting device stretches hydraulic cylinder (704), device first segment mechanical arm driving motor (705), device first segment mechanical arm
(706), device the second section mechanical arm driving motor (707), device the second section mechanical arm (708), automatic punching mounting device
(709)；Two protective net automatic punching mounting device horizontal trolleys (701) are separately mounted to protective net automatic punching peace
In the bearing spider of assembling device horizontal platform (703) two sides, protective net automatic punching mounting device horizontal trolley driving motor (702) is matched
Conjunction is mounted on the outside of protective net automatic punching mounting device horizontal platform (703) bearing spider, protective net automatic punching mounting device
Stretching, extension hydraulic cylinder (704) lower end is mounted on protective net automatic punching mounting device horizontal platform (703) lower end, and device first segment is mechanical
Arm driving motor (705) is fitted on the outside of protective net automatic punching mounting device stretching, extension hydraulic cylinder (704) upper end bearing block,
Device first segment mechanical arm (706) rear end is mounted on protective net automatic punching mounting device stretching, extension hydraulic cylinder (704) upper end bearing
On seat, front end is mounted on device the second section mechanical arm (708) rear end bearing seat, device the second section mechanical arm driving motor
(707) device the second section mechanical arm (708) rear end bearing seat side, automatic punching mounting device (709) installation are fitted to
In device the second section mechanical arm (708) front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920035093.XU CN209324022U (en) | 2019-01-09 | 2019-01-09 | A kind of construction protective net automatic installation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920035093.XU CN209324022U (en) | 2019-01-09 | 2019-01-09 | A kind of construction protective net automatic installation apparatus |
Publications (1)
| Publication Number | Publication Date |
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| CN209324022U true CN209324022U (en) | 2019-08-30 |
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ID=67730906
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920035093.XU Active CN209324022U (en) | 2019-01-09 | 2019-01-09 | A kind of construction protective net automatic installation apparatus |
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| Country | Link |
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| CN (1) | CN209324022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927079A (en) * | 2020-08-10 | 2020-11-13 | 厦门安科科技有限公司 | Construction is with installation device of protection net piece |
-
2019
- 2019-01-09 CN CN201920035093.XU patent/CN209324022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927079A (en) * | 2020-08-10 | 2020-11-13 | 厦门安科科技有限公司 | Construction is with installation device of protection net piece |
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