CN107780755A - Hoisting port masking device - Google Patents
Hoisting port masking device Download PDFInfo
- Publication number
- CN107780755A CN107780755A CN201610714052.4A CN201610714052A CN107780755A CN 107780755 A CN107780755 A CN 107780755A CN 201610714052 A CN201610714052 A CN 201610714052A CN 107780755 A CN107780755 A CN 107780755A
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- China
- Prior art keywords
- cover plate
- gear
- sight shield
- support member
- hinged
- Prior art date
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- 230000000873 masking effect Effects 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 241000251131 Sphyrna Species 0.000 claims description 2
- GQWNECFJGBQMBO-UHFFFAOYSA-N Molindone hydrochloride Chemical compound Cl.O=C1C=2C(CC)=C(C)NC=2CCC1CN1CCOCC1 GQWNECFJGBQMBO-UHFFFAOYSA-N 0.000 claims 1
- 230000008450 motivation Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
- E05F2017/008—Special devices for shifting a plurality of wings operated simultaneously for swinging wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
Landscapes
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses hoisting port masking device, including deck plate support member, cover plate, sight shield and opening and closing link gear；Cover plate is rotatably connected at deck plate support member；Wherein, one end of sight shield and the one of which of cover plate and deck plate support member are hinged, and opening and closing link gear is connected with sight shield, and are connected with the wherein another one of cover plate and deck plate support member either cover plate rotating mechanism；The opening and closing link gear to be driven when cover plate is opened, opened together and drive sight shield is closed together when cover plate is closed by sight shield.The present invention reduces the time for being turned on and off whole hoisting port and being spent, and improve the security of operation.When cover plate by the way of motorized motions when being opened and closed, the full automatic opening-closing function of whole cover plate and sight shield can be achieved in the present invention.
Description
Technical field
The present invention relates to the hoisting port masking device for covering building hanging object hole.
Background technology
The hanging object hole for hanging in or hanging out equipment is typically provided with the building floor in the places such as power plant.Flat
Often used time, these hanging object holes were not covered with cover plate and sight shield, wherein, sight shield is in order to for covering cover plate and hanging object hole
Between gap and set.When needing to use hanging object hole, sight shield is opened and plays cover plate one by one by operating personnel
Open.For the mode being opened and closed manually, cover plate is provided with pull bar.
Hoisting port masking device mainly has two types, and a kind of is the hoisting port masking using conventional non-folding cover plate
Device, another kind are the hoisting port masking devices using foldable cover plate.For the former, the quantity of cover plate is according to hanging object hole
Size depending on, the cover plate of one piece, two pieces etc. quantity can be set, each piece of cover plate hung by cover plate rotating mechanism with being arranged at respectively
Framework around thing hole is rotatably coupled, and the gap between every piece of cover plate and framework is covered by sight shield.For the latter
Speech, is mainly used in long and narrow hanging object hole, foldable cover plate is made up of polylith cover plate, and the polylith cover plate can be divided into one piece of initiating terminal
Cover plate and at least one pair of main cover plate, starting end casing include relative first while and when second, originate the first side of end casing with
Connect the frame member being arranged at around hanging object hole, originate between the second side of end casing and adjacent main cover plate rotationally
It is connected with each other.Wherein, every a pair of main covers plate includes main cover plate after main cover plate before one piece and one piece, the preceding main cover plate and the rear main cover
A crossbeam is provided between plate, preceding main cover plate and rear main cover plate are rotationally connected by cover plate rotating mechanism and the crossbeam respectively
Connect.In the hoisting port masking device using foldable cover plate, originate gap between the first side of end casing and framework and
Gap between each main cover plate and crossbeam is also to be covered by sight shield.Below in conjunction with lifting of the accompanying drawing to above two type
The operation principle of mouth masking device does more detailed explanation.
Fig. 1 and Fig. 2 shows the knot of the cover plate rotating mechanism of existing conventional non-folding cover plate from different perspectives respectively
Structure.As depicted in figs. 1 and 2, cover plate rotating mechanism includes gear mechanism, weight arm 92 and gear arm（Not shown in figure）, cover plate
94 are rotatably connected at framework 93 by gear mechanism, and framework 93 is arranged at around hanging object hole 99.Typically, cover plate passes through
Two groups of teeth wheel mechanism is rotatably connected at framework 93.Each gear mechanism includes support frame 910, first gear axle 911, the second tooth
Wheel shaft 912, first gear 913 and second gear 914.Support frame 910 is fixed on framework 93；The both ends of first gear axle 911
Respectively it is arranged on support frame 910 with the both ends of second gear axle 912, first gear axle 911 and second gear axle 912 are mutual
It is parallel.First gear 913 is arranged on first gear axle 911, and is fixedly connected with gear arm 966, gear arm and cover plate 94
One end is fixedly connected, and first gear 913 and gear arm can follow cover plate 94 to move together.Second gear 914 and first gear 913
Intermeshing, second gear 914 is arranged on second gear axle 912, and is fixedly connected with weight arm 92, and second gear 914 can
Weight arm 92 is driven to rotate together.Wherein, in a kind of specific embodiment, first gear axle 911 and second gear axle 912
It is rotatably arranged in respectively on support frame 910, first gear 913 is fixedly connected with first gear axle 911, second gear 914
It is fixedly connected with one end of weight arm 92 with second gear axle 912, the mode of connection includes but is not limited to key connection, welding etc.
Mode.In another embodiment, first gear axle 911 and second gear axle 912 are separately fixed on support frame 910, the
One gear 913 is rotatably sleeved on first gear axle 911, and one end of second gear 914 and weight arm 92 is rotationally
It is set on second gear axle 912.When the pull bar by being arranged on cover plate 94（Not shown in figure）94 turns of cover plate is pulled manually
When dynamic, first gear 913 also rotates with cover plate 94, understands with the second gear 914 that first gear 913 is meshed towards opposite
Direction rotate, and drive weight arm 92 to rotate together, so as to realize being turned on and off for cover plate, and then reached by weight arm
Labour-saving effect.
Fig. 3 to Fig. 6 shows the structure of the folding cover panel assembly using foldable cover plate from different perspectives respectively.It is this
Folding cover panel assembly include being located at framework 93a around hanging object hole, respectively a pair of guide rails 95a positioned at hanging object hole both sides, can
The polylith cover plate being movably supported in a pair of guide rails, polylith cover plate have deployed condition and folded state.The polylith cover plate bag
Include one piece of starting end casing 941a and at least one pair of main cover plate 942a；Starting end casing 941a includes relative the first side and second
Side, starting end casing 941a the first side are rotatably coupled by cover plate rotating mechanism and framework 93a.Originate end casing 941a
Cover plate rotating mechanism structure and the structure of the cover plate rotating mechanism of above-mentioned non-folding cover plate be identical.Originate end cap
It is rotatably connected to each other between plate 941a the second side and adjacent main cover plate 942a.Wherein, every a pair of main covers plate 942a bags
Main cover plate 944 after main cover plate 943 and one piece, is provided with a horizontal stroke before including one piece between the preceding main cover plate 943 and the rear main cover plate 944
Beam 945, preceding main cover plate 943 and rear main cover plate 944 are rotationally connected with the crossbeam 945；The left and right sides difference of the crossbeam 945
Provided with one group of roller 946 that can be slid on guide rail 95a.Preceding main cover plate 943 by least one preceding main cover plate rotating mechanism with
The crossbeam 945 is connected, and rear main cover plate 944 is connected by least one rear main cover plate rotating mechanism with the crossbeam 945.Preceding main cover plate
Rotating mechanism and rear main cover plate rotating mechanism include support frame 960, first gear axle 961, second gear axle 962, the first tooth
Wheel 963, second gear 964, weight arm 965 and gear arm 966；Support frame 960 is fixed on crossbeam 945；First gear axle 961
It is arranged at second gear axle 962 on support frame 960, first gear 963 is arranged on first gear axle 961, and and gear
Arm is fixedly connected, and gear arm 966 is fixed on main cover plate can follow master close to one end of crossbeam, first gear 963 and gear arm 966
Cover plate moves together.Second gear 964 is intermeshed with first gear 963, and second gear 964 is arranged on second gear axle 962
On, and be fixedly connected with weight arm 965, second gear 964 can drive weight arm 965 to rotate together.The effect of weight arm 965
It is identical with the effect of foregoing weight arm.Switched over by making polylith cover plate between folded state and deployed condition, can be real
The opening and closing of existing hoisting port.Application No. 201110426854.2, entitled " large-scale self-balancing type safe labor-saving cover plate dress
Put " patent of invention describe the structure of existing folding cover panel assembly a kind of, although wherein refer to lifting device, it is right
For existing many folding cover panel assemblies, lifting device is not necessary, and also may be used in the case where not lifting guide rail
To realize the keying of cover plate.
Existing hoisting port open and close mode adds operating personnel's due to being to cover plate and sight shield separate operation
Work burden and the time of hoisting port opening and closing, operating efficiency is influenceed, and easily cause safety problem because of maloperation.
The content of the invention
The technical problems to be solved by the invention be to provide one kind can when being turned on and off cover plate united opening or
Close the hoisting port masking device of sight shield.
In order to solve the above technical problems, the present invention adopts the technical scheme that：
Hoisting port masking device, including deck plate support member, cover plate and sight shield；Cover plate by cover plate rotating mechanism rotationally
It is connected to deck plate support member；Wherein, one end of sight shield and the one of which of cover plate and deck plate support member are hinged；The lifting
Mouthful masking device also includes opening and closing link gear, and opening and closing link gear is connected with sight shield, and with cover plate and deck plate support member
Wherein another one either cover plate rotating mechanism be connected；Link gear is opened and closed to drive sight shield together when cover plate is opened
Open and drive sight shield to close together when cover plate is closed.
Above-mentioned hoisting port masking device, wherein, one end and the deck plate support member of sight shield are hinged；Sight shield it is another
End is overlapped in cover plate when cover plate is closed close to one end of the deck plate support member；Link gear is opened and closed either to cover with cover plate
Plate rotating mechanism is connected.
Above-mentioned hoisting port masking device, wherein, opening and closing link gear includes spring, one end and the sight shield phase of spring
Even, the other end of spring is connected with deck plate support member or cover plate rotating mechanism.
After adopting the above technical scheme, sight shield one can be driven by being opened and closed link gear when being turned on and off cover plate
Rise and be turned on and off, be turned on and off whole hoisting port so as to alleviate the labor intensity of staff, and reduce and spent
Time, and then improve operating efficiency and the security of operation.When cover plate by the way of motorized motions when being opened and closed, this hair
The bright full automatic opening-closing function that whole cover plate and sight shield can be achieved.
Brief description of the drawings
Fig. 1 and Fig. 2 shows the structure of the existing cover plate masking device using non-folding cover plate from different perspectives respectively.
Fig. 3 shows the schematic side view of existing folding cover panel assembly.
Fig. 4 shows the schematic top plan view of a pair of main cover plates of existing folding cover panel assembly.
Fig. 5 shows the schematic cross-sectional view of a pair of main cover plates of existing folding cover panel assembly, at one pair of which main cover plate
In expansion（Close）State.
Fig. 6 shows the schematic cross-sectional view of a pair of main cover plates of existing folding cover panel assembly, at one pair of which main cover plate
In from deployed condition to folding（Open）During State Transferring.
Fig. 7 shows the structural representation of opening and closing link gear according to a first embodiment of the present invention, wherein, cover plate and screening
Seam plate is in opening.
Fig. 8 shows the structural representation of opening and closing link gear according to a first embodiment of the present invention, wherein, cover plate and screening
Seam plate is closed.
Fig. 9 shows the structural representation of opening and closing link gear according to a second embodiment of the present invention, wherein, cover plate and screening
Seam plate is in opening.
Figure 10 show according to a second embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is closed.
Figure 11 show according to a third embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is in opening.
Figure 12 show according to a third embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is closed.
Figure 13 show according to a fourth embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is in opening.
Figure 14 show according to a fourth embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is closed.
Figure 15 shows sight shield and the close-up schematic view of cover plate overlap joint junction.
Figure 16 show according to a fifth embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is in opening.
Figure 17 show according to a fifth embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is closed.
Figure 18 show according to a sixth embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is in opening.
Figure 19 show according to a sixth embodiment of the present invention opening and closing link gear structural representation, wherein, cover plate and
Sight shield is closed.
Embodiment
Hoisting port masking device according to embodiments of the present invention includes deck plate support member, cover plate, sight shield and opening and closing
Link gear；Cover plate is rotatably connected at deck plate support member by cover plate rotating mechanism；Wherein, one end of sight shield and lid
The one of which of plate and deck plate support member is hinged, opening and closing link gear be connected with sight shield, and with cover plate and cover plate support portion
The wherein another one of part either cover plate rotating mechanism is connected；The opening and closing link gear when cover plate is opened driving sight shield
Open together and drive sight shield to close together when cover plate is closed.
Below in conjunction with accompanying drawing and multiple specific embodiments, the present invention will be described in more detail.
Fig. 7 and Fig. 8 shows the structure of opening and closing link gear according to a first embodiment of the present invention.Such as Fig. 7 and Fig. 8 institutes
Show, hoisting port masking device according to a first embodiment of the present invention include deck plate support member 1a, cover plate 2a, sight shield 3a and
It is opened and closed link gear.3a one end of sight shield is hinged with cover plate 2a.Opening and closing link gear includes connecting rod 4a, connecting rod 4a one end and
Sight shield 3a is hinged, and connecting rod the 4a other end and deck plate support member 1a are hinged.Sight shield 3a and connecting rod 2a constitutes two connecting rods
Mechanism, when cover plate 2a is opened, cover plate 2a drives sight shield 3a to move upwards, sight shield 3a again drivening rod 4a to same sidespin
Turn, so that sight shield 3a opens with cover plate 2a, as shown in Figure 7 simultaneously；When cover plate 2a is closed, cover plate 2a drives sight shield 3a
Move downward, drivening rod 4a rotates sight shield 3a to the same side again, so that sight shield 3a simultaneously closes off with cover plate 2a, such as schemes
Shown in 8, it is achieved thereby that the linkage of sight shield and cover plate.
Fig. 9 and Figure 10 shows the structure of opening and closing link gear according to a second embodiment of the present invention.Such as Fig. 9 and Figure 10 institutes
Show, hoisting port masking device according to a second embodiment of the present invention include deck plate support member 1b, cover plate 2b, sight shield 3b and
It is opened and closed link gear.Sight shield 3b one end is hinged with deck plate support member 1b.Being opened and closed link gear includes pole 51b, slides
The part 52b and chute 53b being arranged on sight shield；Pole 51b one end is hinged with cover plate 2b, and sliding part 52b is arranged on pole
The 51b other end, sliding part 52b are slippingly arranged in chute 53b.
Cover plate 2b, pole 51b, sliding part 52b and sight shield 3b are formed for slider-crank mechanism.When cover plate 2b is opened
When, cover plate 2b drive pole 51b move downward, be arranged on pole 51b the other end sliding part 52b sight shield 3b chute
Slided in 53b, and sight shield 3b is jacked up, the hinge that sight shield 3b is centered around on deck plate support member 1b is rotated and opened, such as
Shown in Fig. 9；When cover plate 2b is closed, cover plate 2b drives pole 51b to move upwards, is arranged on the slip of the pole 51b other end
Part 52b is slided in sight shield 3b chute 53b, and is driven sight shield 3b to be rotated down and closed, as shown in Figure 10, so as to real
Sight shield 3b and cover plate 2b linkage are showed.
It is noted that above-mentioned sliding part 52b is not limited to sliding block or roller.
Figure 11 and Figure 12 shows the structure of opening and closing link gear according to a third embodiment of the present invention.Such as Figure 11 and Figure 12
It is shown, hoisting port masking device according to a third embodiment of the present invention include deck plate support member 1c, cover plate 2c, sight shield 3c with
And opening and closing link gear.Sight shield 3c one end and cover plate 2c and deck plate support member 1c one of which are hinged；Opening and closing linkage
Mechanism includes the first articulated structure and the second articulated structure；First articulated structure is arranged on sight shield 3c body, sight shield
3c can be formed by first articulated structure and folded；The sight shield 3c other end passes through the second articulated structure and cover plate 2c and cover plate
Support member 1c wherein another one connection.
Above-mentioned the first articulated structure and the second articulated structure can be hinge arrangement.In the present embodiment, it is folding
Sight shield 3c one end is hinged with cover plate 2c, and the other end is hinged with deck plate support member 1c, and when cover plate 2c is opened, cover plate 2c drives
Sight shield 3c is folded up arching upward, as shown in figure 11；When cover plate 2c is closed, sight shield 3c is drawn by cover plate 2c and flattened simultaneously again
Original, as shown in figure 12, it is achieved thereby that sight shield 3c and cover plate 2c linkage.
In Figure 11 and Figure 12 example, sight shield 3c is two foldings, including the first half sight shield 31c and the second half hide
Stitch plate 32c.The first half sight shield 31c one end is hinged with deck plate support member 1c, and the first half sight shield 31c other end passes through
One end of first articulated structure and the second half sight shield 32c is hinged, and the second half sight shield 32c other end passes through the second be hinged knot
Structure is hinged with cover plate 2c.
Figure 13 and Figure 14 shows the structure of opening and closing link gear according to a fourth embodiment of the present invention.Such as Figure 13 and Figure 14
It is shown, hoisting port masking device according to a fourth embodiment of the present invention include deck plate support member 1d, cover plate 2d, sight shield 3d with
And opening and closing link gear.Sight shield 3d one end is hinged with deck plate support member 1d, and the sight shield 3d other end closes in cover plate 2d
Cover plate 2d is overlapped in when closing close to deck plate support member 1d one end.Figure 15 shows sight shield and the office of cover plate overlap joint junction
Portion's enlarged diagram.With reference to shown in Figure 15, cover plate 2d includes body frame 21d and is fixed on the panel of body frame 21d top surfaces
22d, panel 22d are provided with to the inclined inclined-plane in side away from deck plate support member 1d close to deck plate support member 1d one end
210d, sight shield the 3d other end, which are provided with, to be tilted to panel 22d sides and in the radiused ramp 30d of dome arcuation, radiused ramp
30d is pressed on panel 22d inclined-plane 210d when cover plate 2d is closed.This inclined design can prevent sight shield in cover panels
Stuck phenomenon is produced during slip.
Opening and closing link gear includes swing rod 61d, and swing rod 61d one end and sight shield 3d middle part are hinged, swing rod 61d
The other end be hinged with cover plate 2d close to deck plate support member 1d one end.When cover plate 2d open at the beginning of, sight shield 3d one end by
Cover plate 2d is held up, and swing rod 61d is swung with respect to sight shield 3d, and after cover plate 2d rotates to certain angle, swing rod 61d pushes sight shield
3d, and make sight shield 3d be separated with cover plate 2d, sight shield 3d, which continue to be rotated up cover plate, rotarily opens position, as shown in figure 13；
When cover plate 2d is closed, cover plate 2d bands driven fork 61d is moved downward, and swing rod 61d drives sight shield 3d to move downward, until hiding seam
Plate 3d simultaneously closes off with cover plate 2d, as shown in figure 14, it is achieved thereby that the linkage of sight shield and cover plate.
It should be noted that above-mentioned sight shield 3d middle part is not the geometry midpoint for refering in particular to sight shield 3d, but
Refer to a certain position between sight shield 3d both ends, it is probably sight shield 3d geometry midpoint, it is also possible to sight shield 3d's
Other positions between both ends.
Figure 16 and Figure 17 shows the structure of opening and closing link gear according to a fifth embodiment of the present invention.Such as Figure 16 and Figure 17
It is shown, hoisting port masking device according to a fifth embodiment of the present invention include deck plate support member 1e, cover plate 2e, sight shield 3e with
And opening and closing link gear.
Wherein, cover plate rotating mechanism includes gear mechanism, weight arm 76e and gear arm 75e.Gear mechanism includes support frame
70e, first gear axle 71e, second gear axle 72e, first gear 73e and second gear 74e.Support frame 70e is fixed on cover plate
On support member 1e；First gear axle 71e and second gear axle 72e are arranged on support frame 70e, first gear axle 71e and
Second gear axle 72e is parallel to each other.First gear 73e is arranged on first gear axle 71e, and is fixedly connected with gear arm 75e,
Gear arm 75e is fixedly connected with cover plate 2e one end, and first gear 73e and gear arm 75e can follow cover plate 2e to move together；The
Two gear 74e and first gear 73e is intermeshed, and second gear 74e is arranged on second gear axle 74e, and and weight arm
76e is fixedly connected, and second gear 72e can drive weight arm 76e to rotate together.
Sight shield 3e one end is hinged with deck plate support member 1e, and the sight shield 3e other end overlaps when cover plate 2e is closed
In cover plate 2e close to deck plate support member 1e one end.In a preferred embodiment, sight shield 3e and cover plate 2e takes
Binding structure is identical with cover plate 2d bridging arrangement with the sight shield 3d shown in Figure 15.
Opening and closing link gear includes swing rod 61e and swing link bracket 62e, swing rod 61e one end and sight shield 3e pars intermedia
Position is be hinged, and one end of swing rod the 61e other end and swing link bracket 62e is hinged, swing link bracket the 62e other end and weight arm 76e
It is connected.When cover plate 2e is opened, cover plate 2e drives sight shield 3e to move upwards, while drives weight arm 76e by gear mechanism
Open downwards, swing link bracket 62e rotates together with weight arm 76e.At the beginning of unlatching, sight shield 3e one end is held up by cover plate 2e,
After certain angle is rotated to, swing rod 61e pushes sight shield 3e, and sight shield 3e is separated with cover plate 2e, and cover plate 2e continues to revolve
Turn until weight arm 76e is rotated in place, cover plate 2e and sight shield 3e turn to open position, as shown in figure 16.Preferably, weight
Hammerhead jib 76e is provided with chute 761e, and the swing link bracket 62e other end is provided with plug division 621e, and the plug division is slippingly arranged on
In chute 761e, to prevent at the beginning of cover plate 2e and sight shield 3e is opened because cover plate 2e and swing rod the 61e speed difference lifted are made
It is stuck into sight shield 3e.When cover plate 2e is closed, cover plate 2e drives weight arm 76e and swing rod 61e to move downward, and swing rod 61e will
Sight shield 3e is left behind and closed, as shown in figure 17, so as to realize the linkage of sight shield and cover plate.
It should be noted that chute 761e is not to refer exclusively to chute 761e to be located at weight arm 76e's located at weight arm 76e
On body, it can be opened on the bearing being fixedly connected with weight arm 76e.Or in other embodiments, may be used also
To set chute in the articulated position of swing rod 61e one end and sight shield 3e, can equally prevent due to cover plate 2e and swing rod 61e
The speed difference lifted causes sight shield 3e stuck.
Deck plate support member described in the embodiment of the above first to the 5th can be described in background section sets
Put crossbeam described in the framework or background section around hanging object hole.
Figure 18 and Figure 19 shows the structure of opening and closing link gear according to a sixth embodiment of the present invention.Such as Figure 18 and Figure 19
Shown, hoisting port masking device according to a sixth embodiment of the present invention includes the crossbeam 1f as deck plate support member, respectively position
In a pair of cover plate 2f of crossbeam 1f front and rear sides, a pair of sight shield 3f and a pair of opening and closing link gears.Implement the 6th
In example, crossbeam 1f is the crossbeam for foldable cover plate, and cover plate 2f is the main cover plate in foldable cover plate.A pair of 2f points of cover plates
It is not rotatably coupled by a cover plate rotating mechanism with crossbeam 3f, a pair of sight shield 3f one end is hinged with crossbeam 1f respectively to be connected
Connect；A pair of the sight shield 3f other end is overlapped in a pair of cover plate 2f when a pair of cover plate 2f are closed close to the one of crossbeam 1f respectively
End.In a preferred embodiment, the sight shield 3d shown in each sight shield 3f and cover plate 2f bridging arrangement and Figure 15
It is identical with cover plate 2d bridging arrangement.
In a pair of cover plate rotating mechanisms, each cover plate rotating mechanism includes gear mechanism, weight arm 76f and gear arm
75f.Gear mechanism includes support frame 70f, first gear axle 71f, second gear axle 72f, first gear 73f and second gear
74f.Support frame 70f is fixed on crossbeam 1f；First gear axle 71f and second gear axle 72f are arranged on support frame 70f,
First gear axle 71f and second gear axle 72f are parallel to each other.First gear 73f is arranged on first gear axle 71f, and and tooth
Wheel arm 75f is fixedly connected, and gear arm 75f is fixedly connected with cover plate 2f one end, and first gear 73f and gear arm 75f can be followed
Cover plate 2f is moved together；Second gear 74f and first gear 73f is intermeshed, and second gear 74f is arranged on and second gear axle
On 74f, and it is fixedly connected with weight arm 76f, second gear 74f can drive weight arm 76f to rotate together.
A pair of opening and closing link gears correspond to a pair of sight shield 3f respectively.Each opening and closing link gear includes spring 61f, spring
61f one end is connected with sight shield 3f middle part, the spring 61f other end and the support frame 70f phases of cover plate rotating mechanism
Even.In another embodiment, the spring 61f other end can also be connected with crossbeam 1f.
When the cover plate 2f of crossbeam 1f both sides is upwardly opened, a pair of sight shield 3f are driven to open up, sight shield 3f is direct
Slided on cover plate 2f panel.Spring 61f can prevent sight shield 3f from departing from panel surface and causing rotation excessive, such as Figure 18 institutes
Show；When the cover plate 2f of crossbeam 1f both sides is closed, sight shield 3f is under the driving of back-moving spring elastic force and self gravitation, with cover plate
2f is together closed, as shown in figure 19.
The present embodiment is with crossbeam for example, the structure is equally applicable to framework.
In above-mentioned the four, the 5th and sixth embodiment, one end of sight shield is hinged with deck plate support member；Hide seam
The other end of plate is overlapped in cover plate when cover plate is closed close to one end of deck plate support member；And be opened and closed link gear be then with
Cover plate either cover plate rotating mechanism is connected.
Above description is the further explanation done with reference to embodiment and accompanying drawing to the present invention.It is but of the invention
Obviously can implement in a variety of other methods different from this description, those skilled in the art can be without prejudice in the present invention
Promoted, deduced according to actual use situation in the case of appearance, therefore, the content of above-mentioned specific embodiment should not limit this hair
Specify fixed protection domain.
Claims (13)
1. hoisting port masking device, including deck plate support member, cover plate and sight shield；The cover plate can by cover plate rotating mechanism
It is rotationally connected with the deck plate support member；Characterized in that, one end of the sight shield and the cover plate and the cover plate
The one of which of support member is hinged；
The hoisting port masking device also includes opening and closing link gear, and the opening and closing link gear is connected with the sight shield, and
It is connected with the wherein another one of the cover plate and deck plate support member either cover plate rotating mechanism；The opening and closing link gear is used
To drive the sight shield to open together when the cover plate is opened and the sight shield one driven when the cover plate is closed
Rise and close.
2. hoisting port masking device according to claim 1, it is characterised in that one end of the sight shield and the cover plate
It is be hinged；
The opening and closing link gear includes connecting rod, and one end of the connecting rod is hinged with the sight shield, the other end of the connecting rod
It is hinged with the deck plate support member.
3. hoisting port masking device according to claim 1, it is characterised in that one end of the sight shield and the cover plate
Support member is hinged；
The opening and closing link gear includes pole, sliding part and the chute being arranged on the sight shield；One end of the pole
It is hinged with the cover plate, the sliding part is arranged on the other end of the pole, and the sliding part is slippingly arranged on described
In chute.
4. hoisting port masking device according to claim 3, it is characterised in that described sliding part is sliding block or roller.
5. hoisting port masking device according to claim 1, it is characterised in that the opening and closing link gear includes the first hinge
Binding structure and the second articulated structure；
The first described articulated structure is arranged on the body of the sight shield, and described sight shield can pass through the first be hinged knot
It is configured to fold；The other end of the sight shield passes through second articulated structure and the cover plate and the deck plate support member
Wherein another one connection.
6. hoisting port masking device according to claim 5, it is characterised in that the sight shield includes the first half sight shields
With the second half sight shields；One end of the first half sight shield is hinged with the deck plate support member, the first half sight shield
The other end be hinged by one end of first articulated structure and the second half sight shield, the second half sight shield it is another
One end is hinged by second articulated structure with the cover plate.
7. hoisting port masking device according to claim 1, it is characterised in that one end of the sight shield and the cover plate
Support member is hinged；The other end of the sight shield is overlapped in cover plate when the cover plate is closed close to the deck plate support member
One end；
The opening and closing link gear is connected with the cover plate either cover plate rotating mechanism.
8. hoisting port masking device according to claim 7, it is characterised in that the opening and closing link gear includes swing rod,
One end of the swing rod and the middle part of the sight shield are hinged, and the other end of the swing rod is with the cover plate close to the lid
One end of plate support member is hinged.
9. hoisting port masking device according to claim 7, it is characterised in that the cover plate rotating mechanism includes gear mechanism
Structure, weight arm and gear arm；The gear mechanism includes support frame, first gear axle, second gear axle, first gear and second
Gear；Support frame as described above is fixed on described deck plate support member；The first gear axle and the second gear axle are all provided with
Put on support frame as described above；The first gear is arranged on first gear axle, and is fixedly connected with the gear arm, the tooth
Wheel arm is fixedly connected with one end of the cover plate, and the first gear and the gear arm can follow cover plate to move together；It is described
Second gear and the first gear are intermeshed, and the second gear is arranged on the second gear axle, and with it is described heavy
Hammerhead jib is fixedly connected, and the second gear can drive weight arm to rotate together；
The opening and closing link gear includes swing rod and swing link bracket, and one end of the swing rod and the middle part of the sight shield are cut with scissors
Connect, one end of the other end of the swing rod and the swing link bracket is hinged, the other end of the swing link bracket and the weight arm
It is connected.
10. hoisting port masking device according to claim 9, it is characterised in that the weight arm is provided with chute, the pendulum
The other end of bar support is provided with plug division, and the plug division is slippingly arranged in the chute.
11. hoisting port masking device according to claim 7, it is characterised in that the cover plate is including body frame and admittedly
The panel of the body frame top surface is scheduled on, the panel is provided with to away from cover plate support portion close to one end of deck plate support member
The inclined inclined-plane in side of part, the other end of the sight shield is provided with to the inclination of panel side and oblique in the circular arc of dome arcuation
Face, the radiused ramp are pressed in when cover plate is closed on the inclined-plane of the panel.
12. hoisting port masking device according to claim 7, it is characterised in that the opening and closing link gear includes spring,
One end of the spring is connected with the sight shield, and the other end of the spring turns with the deck plate support member or the cover plate
Motivation structure is connected.
13. the hoisting port masking device according to any one of claim 1 to 12, it is characterised in that the cover plate branch
Support part part is framework or crossbeam, wherein, the framework is arranged on around hanging object hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714052.4A CN107780755A (en) | 2016-08-24 | 2016-08-24 | Hoisting port masking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714052.4A CN107780755A (en) | 2016-08-24 | 2016-08-24 | Hoisting port masking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107780755A true CN107780755A (en) | 2018-03-09 |
Family
ID=61392984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610714052.4A Pending CN107780755A (en) | 2016-08-24 | 2016-08-24 | Hoisting port masking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107780755A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203563A (en) * | 2019-07-12 | 2019-09-06 | 马志勇 | Foldable container |
| CN113692162A (en) * | 2021-08-30 | 2021-11-23 | 江苏斯菲尔电气股份有限公司 | Instrument with double-layer linkage flip cover |
| CN114868562A (en) * | 2022-06-13 | 2022-08-09 | 开封慧丰农业科技有限公司 | Greenhouse fruit and vegetable planting device and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4033691A1 (en) * | 1990-10-23 | 1992-04-30 | Georg Maierbacher | Opening sidewall for box van - has upper section with hinge and slide mechanism over roof of van |
| JP2000064715A (en) * | 1998-08-17 | 2000-02-29 | Takao Hirayama | Opening-cover open-close device |
| CN2752401Y (en) * | 2004-12-13 | 2006-01-18 | 英伟明 | Link rod opening window device |
| CN103161390A (en) * | 2011-12-19 | 2013-06-19 | 上海太比雅电力设备有限公司 | Large self-balancing type safe and labor-saving cover plate device |
| CN206035210U (en) * | 2016-08-24 | 2017-03-22 | 上海太比雅电力设备有限公司 | Hoisting opening shielding device |
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2016
- 2016-08-24 CN CN201610714052.4A patent/CN107780755A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4033691A1 (en) * | 1990-10-23 | 1992-04-30 | Georg Maierbacher | Opening sidewall for box van - has upper section with hinge and slide mechanism over roof of van |
| JP2000064715A (en) * | 1998-08-17 | 2000-02-29 | Takao Hirayama | Opening-cover open-close device |
| CN2752401Y (en) * | 2004-12-13 | 2006-01-18 | 英伟明 | Link rod opening window device |
| CN103161390A (en) * | 2011-12-19 | 2013-06-19 | 上海太比雅电力设备有限公司 | Large self-balancing type safe and labor-saving cover plate device |
| CN206035210U (en) * | 2016-08-24 | 2017-03-22 | 上海太比雅电力设备有限公司 | Hoisting opening shielding device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203563A (en) * | 2019-07-12 | 2019-09-06 | 马志勇 | Foldable container |
| CN113692162A (en) * | 2021-08-30 | 2021-11-23 | 江苏斯菲尔电气股份有限公司 | Instrument with double-layer linkage flip cover |
| CN114868562A (en) * | 2022-06-13 | 2022-08-09 | 开封慧丰农业科技有限公司 | Greenhouse fruit and vegetable planting device and method |
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