CN108313233A - A kind of adjustable shipping anti-collision facility - Google Patents
A kind of adjustable shipping anti-collision facility Download PDFInfo
- Publication number
- CN108313233A CN108313233A CN201810193337.7A CN201810193337A CN108313233A CN 108313233 A CN108313233 A CN 108313233A CN 201810193337 A CN201810193337 A CN 201810193337A CN 108313233 A CN108313233 A CN 108313233A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- outside
- collision facility
- gas outlet
- adjustable shipping
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/18—Improving safety of vessels, e.g. damage control, not otherwise provided for preventing collision or grounding; reducing collision damage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/18—Improving safety of vessels, e.g. damage control, not otherwise provided for preventing collision or grounding; reducing collision damage
- B63B2043/185—Improving safety of vessels, e.g. damage control, not otherwise provided for preventing collision or grounding; reducing collision damage using shock absorbing telescoping buffers
Abstract
The present invention relates to a kind of adjustable shipping anti-collision facilities, including bottom plate, regulating mechanism, air compressor and card slot, the plate outer side is equipped with protective pad, and it is fixed with mounting blocks on the outside of bottom plate upper end, the regulating mechanism setting and bottom plate side, and regulating mechanism one end is connected with mounting plate, telescopic rod is installed on the outside of the mounting plate, and it is provided with electromagnet on the outside of telescopic rod, the electromagnet side is connected by conducting wire with switch board, and conducting wire is through inside conducting wire installing pipe, the air compressor upper end is connected by gas-guide tube with hose, and hose one end is connected with connecting tube, it is fixed with fixture block on the outside of the connecting tube.The adjustable shipping anti-collision facility is provided with gas outlet and gas outlet one end and is connected with air compressor by connecting tube and gas-guide tube, the compressed gas of air compressor can be sprayed by gas outlet, and reversed thrust is formed in the position of air drag, so as to slow down the speed that ship bumps against with harbour dykes and dams.
Description
Technical field
The present invention relates to shipping anti-collision equipment technical field, specially a kind of adjustable shipping anti-collision facility.
Background technology
Shipping transports cargo by marine vehicles such as steamers, not recently as China's shipping cause
Disconnected development, what China's shipping industry achieved significantly improves, course line throughout world various regions, deep to be believed by various countries client
Rely.
As modernization of industry section and the continuous of scientific and technological modernization stride forward, navigation vessels equipment constantly changes by update
Generation, ship equipment are become better and better, the use of novel device so that ship is capable of the operation of more safety and steady, but existing
Ship does not have effective collision prevention device, and ship often collides with harbour dykes and dams during reaching port, can be to ship
Cause certain damage.
Invention content
The purpose of the present invention is to provide a kind of adjustable shipping anti-collision facilities, to solve above-mentioned background technology proposition
Ship does not have effective collision prevention device, and ship often collides with harbour dykes and dams during reaching port, can be to ship
The problem of causing certain damage.
To achieve the above object, the present invention provides the following technical solutions：A kind of adjustable shipping anti-collision facility, including bottom
Plate, regulating mechanism, air compressor and card slot, the plate outer side is equipped with protective pad, and is fixed with peace on the outside of bottom plate upper end
Block, the regulating mechanism setting and bottom plate side are filled, and regulating mechanism one end is connected with mounting plate, is installed on the outside of the mounting plate
There is telescopic rod, and electromagnet is provided on the outside of telescopic rod, the electromagnet side is connected by conducting wire with switch board, and conducting wire
Through inside conducting wire installing pipe, the air compressor upper end is connected by gas-guide tube with hose, and hose one end connects
There is connecting tube, is fixed with fixture block on the outside of the connecting tube, the card slot is opened in base plate interior, and is offered inside bottom plate one end
Accommodating groove, the card slot are internally provided with fixture block, and described connecting tube one end is equipped with gas outlet, and is provided on the outside of connecting tube multiple
Position spring.
Preferably, the protective pad is made of polyurethane, and through-hole is offered inside protective pad, and through-hole diameter and receipts
Slot diameter of receiving is equal, and the through-hole opened up inside accommodating groove and protective pad is corresponding.
Preferably, the regulating mechanism includes main body, limiting slot, bearing, adjusting nut, threaded rod and limited block, main body
Inside offers limiting slot, and main body one end is connected by bearing with adjusting nut, and running through inside adjusting nut has threaded rod, spiral shell
Rasp bar one end is fixed with limited block, and limited block is located inside limiting slot, and threaded rod one end is connected with mounting plate.
Preferably, the regulating mechanism is provided with two groups altogether, and it is located at bottom plate central axes and is symmetrical arranged.
Preferably, the telescopic rod is provided with two groups altogether, and every group of setting be there are five telescopic rod, and five telescopic rods from
Upper and lower length gradually increases.
Preferably, the telescopic rod includes shell and motion bar, and enclosure is provided with motion bar, and motion bar one end connects
It is connected to electromagnet.
Preferably, the hose is made of bellows, and its maximum elongation length is equal with the maximum length of card slot.
Preferably, the fixture block is to be slidably connected, and fixture block one end is connected with resetting spring with card slot.
Preferably, it is equal that the sum of via depth is opened up inside the card slot length and accommodating groove and protective pad, and accommodating groove
Internal depth is equal with the thickness of gas outlet.
Preferably, described gas outlet one end is fine and close reticular structure, and the diameter of gas outlet is less than the diameter of accommodating groove.
Compared with prior art, the beneficial effects of the invention are as follows：The adjustable shipping anti-collision facility is provided with gas outlet
And gas outlet one end is connected by connecting tube and gas-guide tube with air compressor, it can be by the compressed gas of air compressor
It is sprayed by gas outlet, and forms reversed thrust in the position of air drag, so as to slow down ship and harbour dykes and dams
The speed of collision reduces damage, while being additionally provided with protective pad and forming second protection, when be equipped with the part of anti-collision facility with
Harbour can play good cushioning effect when bumping against, and avoid the damage for causing device, and protective pad is made of polyurethane, compared with
To be wear-resisting, the service life of device is effectively extended, to reduce device maintenance cost, the setting of regulating mechanism can
By rotating adjusting nut threaded rod is moved by limited block along limiting slot, so that threaded rod drives
It is moved electromagnet one end so that electromagnet can preferably fit with hull, and then can preferably realize to device
The purpose being adjusted so that device can be fixed preferably, while being additionally provided with telescopic rod, can pass through drawing
The mode of dynamic motion bar, realizes the purpose that the length of telescopic rod is adjusted, and then electromagnet can be driven to be carried out with hull
Preferably fitting, what can be bonded is even closer, and fixture block is to be slidably connected, and fixture block one end is connected with reset bullet with card slot
Spring so that connecting tube can be slided by fixture block along card slot, so that when gas outlet collides with harbour dykes and dams, it can
It is received into accommodating groove by the through-hole in the middle part of protective pad under the drive of connecting tube, gas outlet is protected so as to realize
The purpose of shield avoids it from colliding with harbour dykes and dams and damages.
Description of the drawings
Fig. 1 is a kind of adjustable shipping anti-collision facility side structure schematic view of the present invention；
Fig. 2 is a kind of adjustable shipping anti-collision facility main structure diagram of the present invention；
Fig. 3 is a kind of adjustable shipping anti-collision facility backsight structural representation of the present invention；
Fig. 4 is a kind of adjustable shipping anti-collision facility regulating mechanism structural schematic diagram of the present invention；
Fig. 5 is partial enlargement structural representation at A in a kind of adjustable shipping anti-collision facility Fig. 1 of the present invention；
Fig. 6 is a kind of adjustable shipping anti-collision facility Telescopic rod structure schematic diagram of the present invention.
In figure：1, bottom plate, 2, protective pad, 3, mounting blocks, 4, regulating mechanism, 401, main body, 402, limiting slot, 403, axis
It holds, 404, adjusting nut, 405, threaded rod, 406, limited block, 5, mounting plate, 6, telescopic rod, 601, shell, 602, motion bar,
7, electromagnet, 8, conducting wire, 9, conducting wire installing pipe, 10, switch board, 11, air compressor, 12, gas-guide tube, 13, hose, 14, even
It takes over, 15, fixture block, 16, card slot, 17, accommodating groove, 18, gas outlet, 19, resetting spring.
Specific implementation mode
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 describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 6 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of adjustable shipping anti-collision facility, including bottom plate
1, protective pad 2, mounting blocks 3, regulating mechanism 4, mounting plate 5, telescopic rod 6, electromagnet 7, conducting wire 8, conducting wire installing pipe 9, switch board
10, air compressor 11, gas-guide tube 12, hose 13, connecting tube 14, fixture block 15, card slot 16, accommodating groove 17, gas outlet 18 and multiple
Position spring 19,1 outside of bottom plate is equipped with protective pad 2, and mounting blocks 3 are fixed on the outside of 1 upper end of bottom plate, and protective pad 2 uses poly- ammonia
Ester is made, and through-hole is offered inside protective pad 2, and through-hole diameter is equal with 17 diameter of accommodating groove, and accommodating groove 17 with it is anti-
The through-hole opened up inside protection pad 2 is corresponding, forms second protection, the energy when the part for being equipped with anti-collision facility is bumped against with harbour
Good cushioning effect is enough played, avoids the damage for causing device, and protective pad 2 is made of polyurethane, it is more wear-resisting, effectively
The service life for extending device, to reduce device maintenance cost, the setting of regulating mechanism 4 and 1 side of bottom plate, and adjust
4 one end of mechanism is connected with mounting plate 5, and regulating mechanism 4 includes main body 401, limiting slot 402, bearing 403, adjusting nut 404, spiral shell
Rasp bar 405 and limited block 406, limiting slot 402 is offered inside main body 401, and 401 one end of main body passes through bearing 403 and adjusts spiral shell
Mother 404 is connected, and 404 inside of adjusting nut is limited through having threaded rod 405,405 one end of threaded rod to be fixed with limited block 406
Block 406 is located inside limiting slot 402, and 405 one end of threaded rod is connected with mounting plate 5, can be made by rotating adjusting nut 404
It obtains threaded rod 405 to be moved along limiting slot 402 by limited block 406, so that threaded rod 405 drives electromagnet
It is moved 7 one end so that electromagnet 7 can preferably fit with hull, and then can preferably realize and be carried out to device
The purpose of adjusting, so that device can be fixed preferably, regulating mechanism 4 is provided with two groups altogether, and it distinguishes position
It is symmetrical arranged in 1 central axes of bottom plate, can be adjusted simultaneously from both direction, so that 4 energy of regulating mechanism
The angle of electromagnet 7 is adjusted in enough preferably realize, and then can facilitate and device is fixed, 5 outside peace of mounting plate
Equipped with telescopic rod 6, and 6 outside of telescopic rod is provided with electromagnet 7, and telescopic rod 6 is provided with two groups altogether, and there are five stretch for every group of setting
Contracting bar 6, and length gradually increases by five telescopic rods 6 from top to down, can preferably be agreed with hull so that electromagnet
7 can be preferably bonded with hull, and telescopic rod 6 includes shell 601 and motion bar 602, and shell 601 is internally provided with activity
Bar 602, and 602 one end of motion bar is connected with electromagnet 7, can be realized to telescopic rod 6 by way of pulling motion bar 602
The purpose that is adjusted of length, and then electromagnet 7 can be driven preferably to be bonded with hull, can be bonded more
Step up close, 7 side of electromagnet is connected by conducting wire 8 with switch board 10, and conducting wire 8 is through inside conducting wire installing pipe 9, air
11 upper end of compressor is connected by gas-guide tube 12 with hose 13, and 13 one end of hose is connected with connecting tube 14, and hose 13 uses
Bellows is made, and its maximum elongation length is equal with the maximum length of card slot 16, can be carried out according to the activity of connecting tube 14
It shrinks and extends, it is avoided to wind, 14 outside of connecting tube is fixed with fixture block 15, and card slot 16 is opened in inside bottom plate 1, and bottom
Accommodating groove 17 is offered inside 1 one end of plate, fixture block 15 is to be slidably connected, and 15 one end of fixture block is connected with resetting spring with card slot 16
19 so that connecting tube 14 can be slided by fixture block 15 along card slot 16, so that gas outlet 18 is touched with harbour dykes and dams
When hitting, it can be received into accommodating groove 17 by the through-hole at 2 middle part of protective pad under the drive of connecting tube 14, so as to realize
It to the purpose that gas outlet 18 is protected, avoids it from colliding with harbour dykes and dams and damages, card slot 16 is internally provided with fixture block
15, the sum of via depth opened up inside 16 length of card slot and accommodating groove 17 and protective pad 2 is equal, and 17 internal depth of accommodating groove
It is equal with the thickness of gas outlet 18, gas outlet 18 can be facilitated to pass through so that gas outlet 18 can smoothly take in accommodating groove 17
In avoid gas outlet 18 from being damaged, 14 one end of connecting tube is equipped with gas outlet 18, and 14 outside of connecting tube is provided with reset bullet
Spring 19,18 one end of gas outlet is fine and close reticular structure, and the diameter of gas outlet 18 is less than the diameter of accommodating groove 17, enables to gas
Body is more uniform when spraying, and effectively raises the anticollision efficiency of device.
Operation principle：When using the adjustable shipping anti-collision facility, this structure should be carried out first simple
Understand, then by 1 upper end of bottom plate by mounting blocks 3 and using the fixed outside on the quarter of fixing bolt (being not drawn into figure), thus
It enables a device to play good anticollision effect to ship, is then rotated further by adjusting nut 404, adjusting nut 404 passes through
Bearing 403 is relatively rotated with main body 401 so that threaded rod 405 is moved by limited block 406 along limiting slot 402, in turn
Mounting plate 5 can be driven close to hull, then again pulled out motion bar 602 out of shell 601, so that 7 energy of electromagnet
It is enough to be preferably in contact with hull, and then can facilitate and device is installed, then started electromagnet 7 by switch board 10,
So that electromagnet 7 is adsorbed on the outside of hull, then air compressor 11 and hose 13 are attached by gas-guide tube 12, when
By switch board 10 when hull is close to harbour dykes and dams, start air compressor 11, air compressor 11 compresses air, so
It is entered in connecting tube 14 by gas-guide tube 12 and hose 13, and then is sprayed from gas outlet 18 again afterwards, and formed reversely with air
Thrust, so as to play good collision prevention function, when gas outlet 18 collides with dykes and dams, gas outlet 18 pushes connecting tube
14 are moved by fixture block 15 along card slot 16, and then are enabled in the income to accommodating groove 17 of gas outlet 18, so as to realize
Protection to gas outlet 18, then protective pad 2 is collided with harbour dykes and dams, and then can realize second anti-collision,
Realize the purpose that effective protection is carried out to hull, here it is the whole work process of the adjustable shipping anti-collision facility, this theorys
The content not being described in detail in bright belongs to the prior art well known to professional and technical personnel in the field.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacing, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection domain of invention.
Claims (10)
1. a kind of adjustable shipping anti-collision facility, including bottom plate (1), regulating mechanism (4), air compressor (11) and card slot
(16), it is characterised in that：Protective pad (2) is installed on the outside of the bottom plate (1), and mounting blocks are fixed on the outside of bottom plate (1) upper end
(3), regulating mechanism (4) setting and bottom plate (1) side, and regulating mechanism (4) one end is connected with mounting plate (5), the peace
Telescopic rod (6) is installed on the outside of loading board (5), and is provided with electromagnet (7) on the outside of telescopic rod (6), electromagnet (7) side is logical
It crosses conducting wire (8) with switch board (10) to be connected, and conducting wire (8) is internal through conducting wire installing pipe (9), the air compressor
(11) upper end is connected by gas-guide tube (12) with hose (13), and hose (13) one end is connected with connecting tube (14), the company
It takes on the outside of (14) and is fixed with fixture block (15), the card slot (16) is opened in bottom plate (1) inside, and is opened inside bottom plate (1) one end
Equipped with accommodating groove (17), the card slot (16) is internally provided with fixture block (15), and described connecting tube (14) one end is equipped with gas outlet
(18), and on the outside of connecting tube (14) it is provided with resetting spring (19).
2. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The protective pad (2) is adopted
It is made of polyurethane, and through-hole is offered inside protective pad (2), and through-hole diameter is equal with accommodating groove (17) diameter, and received
The through-hole opened up inside slot (17) and protective pad (2) of receiving is corresponding.
3. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The regulating mechanism (4)
It is main including main body (401), limiting slot (402), bearing (403), adjusting nut (404), threaded rod (405) and limited block (406)
Limiting slot (402) is offered inside body (401), main body (401) one end is connected by bearing (403) with adjusting nut (404),
Running through inside adjusting nut (404) has threaded rod (405), threaded rod (405) one end to be fixed with limited block (406), limited block
(406) it is internal to be located at limiting slot (402), and threaded rod (405) one end is connected with mounting plate (5).
4. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The regulating mechanism (4)
It is provided with two groups altogether, and it is located at bottom plate (1) central axes and is symmetrical arranged.
5. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The telescopic rod (6) is altogether
Two groups are provided with, and there are five telescopic rods (6) for every group of setting, and length gradually increases by five telescopic rods (6) from top to down.
6. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：Telescopic rod (6) packet
Shell (601) and motion bar (602) are included, shell (601) is internally provided with motion bar (602), and motion bar (602) one end connects
There is electromagnet (7).
7. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The hose (13) uses
Bellows is made, and its maximum elongation length is equal with the maximum length of card slot (16).
8. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The fixture block (15) and card
Slot (16) is to be slidably connected, and fixture block (15) one end is connected with resetting spring (19).
9. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：Card slot (16) length
It is equal with the sum of via depth is opened up inside accommodating groove (17) and protective pad (2), and accommodating groove (17) internal depth and gas outlet
(18) thickness is equal.
10. a kind of adjustable shipping anti-collision facility according to claim 1, it is characterised in that：The gas outlet (18)
One end is fine and close reticular structure, and the diameter of gas outlet (18) is less than the diameter of accommodating groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810193337.7A CN108313233B (en) | 2018-03-09 | 2018-03-09 | Adjustable boats and ships anticollision facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810193337.7A CN108313233B (en) | 2018-03-09 | 2018-03-09 | Adjustable boats and ships anticollision facility |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108313233A true CN108313233A (en) | 2018-07-24 |
| CN108313233B CN108313233B (en) | 2020-06-05 |
Family
ID=62901401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810193337.7A Active CN108313233B (en) | 2018-03-09 | 2018-03-09 | Adjustable boats and ships anticollision facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108313233B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894480A (en) * | 2018-08-03 | 2018-11-27 | 芜湖市三山龙城新材料有限公司 | Lifting device is used in a kind of construction of building decoration engineering |
| CN112455619A (en) * | 2020-12-23 | 2021-03-09 | 浙江国际海运职业技术学院 | Anti-collision alarm device for ship body |
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| US2847964A (en) * | 1956-08-15 | 1958-08-19 | Skinas Kosmas | Ship's collision preventer and shock absorber |
| CN200988466Y (en) * | 2006-12-13 | 2007-12-12 | 陈磊然 | Anti-collision device for vehicle |
| CN202863736U (en) * | 2012-10-31 | 2013-04-10 | 袁维益 | Ship stem protective device |
| CN103993583A (en) * | 2014-04-29 | 2014-08-20 | 浙江海洋学院 | Wharf buffering facility |
| KR20150080755A (en) * | 2014-01-02 | 2015-07-10 | 현대중공업 주식회사 | Bumper and ship having the same |
| CN205975346U (en) * | 2016-08-27 | 2017-02-22 | 浙江实强建设有限公司 | Bridge anticollision device |
| CN206273676U (en) * | 2016-11-11 | 2017-06-23 | 哈尔滨工程大学船舶装备科技有限公司 | A kind of adjustable shipping anti-collision facility |
| CN206273888U (en) * | 2016-12-13 | 2017-06-23 | 浙江海洋大学 | A kind of anticollision device of pier |
| CN206537464U (en) * | 2017-03-07 | 2017-10-03 | 浙江新乐造船股份有限公司 | A kind of ship closure side anticollision device, collision-prevention device |
| CN206914587U (en) * | 2017-04-26 | 2018-01-23 | 福建省立新船舶工程有限公司 | A kind of Anti-collision mechanism peculiar to vessel |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2847964A (en) * | 1956-08-15 | 1958-08-19 | Skinas Kosmas | Ship's collision preventer and shock absorber |
| CN200988466Y (en) * | 2006-12-13 | 2007-12-12 | 陈磊然 | Anti-collision device for vehicle |
| CN202863736U (en) * | 2012-10-31 | 2013-04-10 | 袁维益 | Ship stem protective device |
| KR20150080755A (en) * | 2014-01-02 | 2015-07-10 | 현대중공업 주식회사 | Bumper and ship having the same |
| CN103993583A (en) * | 2014-04-29 | 2014-08-20 | 浙江海洋学院 | Wharf buffering facility |
| CN205975346U (en) * | 2016-08-27 | 2017-02-22 | 浙江实强建设有限公司 | Bridge anticollision device |
| CN206273676U (en) * | 2016-11-11 | 2017-06-23 | 哈尔滨工程大学船舶装备科技有限公司 | A kind of adjustable shipping anti-collision facility |
| CN206273888U (en) * | 2016-12-13 | 2017-06-23 | 浙江海洋大学 | A kind of anticollision device of pier |
| CN206537464U (en) * | 2017-03-07 | 2017-10-03 | 浙江新乐造船股份有限公司 | A kind of ship closure side anticollision device, collision-prevention device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894480A (en) * | 2018-08-03 | 2018-11-27 | 芜湖市三山龙城新材料有限公司 | Lifting device is used in a kind of construction of building decoration engineering |
| CN112455619A (en) * | 2020-12-23 | 2021-03-09 | 浙江国际海运职业技术学院 | Anti-collision alarm device for ship body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108313233B (en) | 2020-06-05 |
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