CN115162918B - Open-type lifting object opening cover plate and working method thereof - Google Patents
Open-type lifting object opening cover plate and working method thereof Download PDFInfo
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- CN115162918B CN115162918B CN202210835247.XA CN202210835247A CN115162918B CN 115162918 B CN115162918 B CN 115162918B CN 202210835247 A CN202210835247 A CN 202210835247A CN 115162918 B CN115162918 B CN 115162918B
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- Prior art keywords
- rod
- cover plate
- connecting rod
- block
- frame
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/01—Trap-doors
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/50—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/06—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type
- E06B9/0607—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position
- E06B9/0615—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position characterised by the closing elements
- E06B9/0623—Grilles
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/06—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type
- E06B9/0607—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position
- E06B9/0646—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position characterised by the relative arrangement of the closing elements in the stored position
- E06B9/0653—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position characterised by the relative arrangement of the closing elements in the stored position stored side by side in the closing plane
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Tents Or Canopies (AREA)
Abstract
The application relates to the technical field of cover plates, in particular to an open-type lifting object cover plate and a working method thereof, wherein the open-type lifting object cover plate comprises a supporting frame, a cover plate and telescopic frameworks which are rotatably arranged on the supporting frame and are positioned on two sides of the vertical direction of the cover plate, each telescopic framework comprises a first connecting rod and a telescopic frame, wherein the first connecting rods and the second connecting rods on the telescopic frames are attached to the supporting frame, the rightmost second connecting rods are pushed rightwards, the telescopic frameworks on the left side and the right side after being unfolded are fully paved on the supporting frame, the cover plate is attached to the top surfaces of the first connecting rods and the second connecting rods by rotating the cover plate, the support performance of the cover plate is good.
Description
Technical Field
The application relates to the technical field of cover plates, in particular to an open-type lifting object cover plate and a working method thereof.
Background
Currently, the national patent application number: CN202121236734.1 discloses a novel open-type lifting port cover plate, which comprises a mounting frame, an opening, a cover plate, a first blocking frame and a second blocking frame, wherein the two second blocking frames are respectively hinged with two lateral sides of the mounting frame, and the conventional general lifting port cover plate is disclosed;
at present, chinese patent application number: CN202110980064.2 discloses a lifting hole cover plate with an electric turnover structure, which comprises an outer frame which is arranged on the periphery of a rectangular lifting hole and is matched with the shape of the lifting hole, wherein the outer frame comprises two short sides which are oppositely arranged and two long sides which are oppositely arranged; the two short sides are respectively provided with a retractable guardrail with the same structure; the two long edges are respectively provided with movable and reversible door plates with the same structure; one end of the guardrail is hinged with a support arranged on the side wall of the short side; the hinge joint of the guardrail and the support along the length direction of the guardrail is also provided with a plurality of opening and closing driving devices for driving the guardrail to open and close; the side wall of the short side is also provided with a sliding rail along the length direction, and the sliding rail is positioned below the support; the middle parts of the two sides of the back surface of the door plate are provided with a moving driving device and a turning driving device, the moving driving device is positioned below the turning driving device,
although the problem that the cover plate is too high in opening height is solved, in the actual use process, when the cover plate is applied to a middle-sized suspended object opening, especially when the cover plate is applied to a corridor suspended object opening, the structure is unfavorable for being installed at the middle-sized suspended object opening, and even if the cover plate can be used, the structure is complex, and the manual installation is inconvenient.
Disclosure of Invention
Therefore, aiming at the problems, the application provides an open-type lifting object mouth cover plate and a working method thereof, which solve the technical problems that the traditional structure is not beneficial to being installed at a medium lifting object mouth for use, and the structure is complex, so that the manual installation is inconvenient.
In order to achieve the above purpose, the present application adopts the following technical scheme: the utility model provides an open-type hoist thing flap board and method of operation thereof, includes the braced frame, rotationally locates the apron of braced frame both sides and rotationally locates the expansion bracket that is located the apron vertical direction both sides on the braced frame, the expansion bracket that includes with braced frame articulated head rod and be connected with the head rod, the expansion bracket includes articulated head rod that locates the head rod longitudinal side, locates the stock of the head rod longitudinal opposite side, locates the articulated piece of the relative head rod one side of head rod, locates the articulated piece relative first articulated rod one side second articulated rod and second connecting rod, the longitudinal both sides of second connecting rod are rotatable with stock and second connecting rod respectively, stock middle part and articulated piece rotatable coupling.
Further, the first connecting rod is provided with a first connecting portion at the joint of the first connecting rod, the first hinging rod and the long rod, the second connecting rod is provided with a second connecting portion at the joint of the second hinging rod and the long rod, the second connecting portion is provided with a positioning rod in a rotatable connection manner, and the first connecting portion is provided with a fastener for fixing the positioning rod at the first connecting portion.
Further, the first connecting rods are provided with penetrating rods, and the penetrating rods penetrate through the second connecting rods in the folding state of the telescopic frame.
Further, be equipped with between apron and the connection frame and be used for standing when the connection frame to the apron and carry out the first strutting arrangement who supports, the expansion bracket bottom is equipped with and is used for standing when the connection frame to the expansion bracket and carry out the second strutting arrangement who supports, first strutting arrangement and second strutting arrangement are air spring, electric putter, hinge or pneumatic cylinder.
By adopting the technical scheme, the application has the beneficial effects that:
the opening type object hanging opening cover plate and the telescopic framework are arranged, wherein the cover plates are firstly pulled upwards, the two cover plates are erected on a supporting frame, then stand on the unfolded telescopic frame after completion, move towards the right side of the telescopic frame, enable the rightmost second connecting rod to be pulled leftwards, enable the first hinging rod, the second hinging rod and the long rod to swing and mutually fold and shrink, then enable the second connecting rods to be pulled leftwards after completion until the hinging rod and the long rod between the leftmost second connecting rod and the first connecting rod shrink and fold, then pull the second connecting rod upwards, enable the telescopic frame to rotate on the supporting frame through the first connecting rod, enable the telescopic frame to stand on the supporting frame, enable the object hanging opening to be rotated firstly to be lowered when the object hanging opening needs to be closed, enable the first connecting rod and the second connecting rod on the telescopic frame to be attached to the supporting frame, then stand on the folded first connecting rod and the second connecting rod, the right-most second connecting rod is pushed to the right, the first hinging rod, the second hinging rod and the long rod swing and spread, the first hinging rod, the second hinging rod and the long rod rotate and spread to form an 'x' -shape, the distance between the second connecting rods is pulled, the second connecting rods are kept at equal intervals, the telescopic frameworks on the left side and the right side after spreading are paved with supporting frames, the cover plate is attached to the top surfaces of the first connecting rods and the second connecting rods by rotating the cover plate, the second connecting rods are contacted with the supporting frames for supporting, the cover plate has good supporting property, the structure is convenient for manual installation, is particularly suitable for being used for a medium-size object hanging opening, has small folded length and low height when being erected on the object hanging opening, the application has good supporting property for the cover plate through the first connecting rods and the plurality of second connecting rods, the bearing property is better than that of the traditional cover plate, the parts are less and the installation is simple, the volume after folding is less than traditional apron, makes things convenient for the apron to use, has avoided traditional structure to be unfavorable for installing and hangs the thing mouth in the middle and use, even if can use, because the shortcoming of inconvenient manual installation is complicated to the structure, has solved traditional structure and has not been favorable to installing and hang the thing mouth in the middle and use, because the structure is complicated, inconvenient manual installation's technical problem.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a schematic view of the cover plate in an unfolded state;
FIG. 3 is a schematic view of the cover plate and telescoping armature of the present application in an expanded configuration;
FIG. 4 is a schematic view of the structure of the telescopic frame and the support frame in a closed state according to the present application;
FIG. 5 is a schematic view of the partial structure of the telescoping boom and support frame of the present application;
FIG. 6 is a schematic view of a partially folded structure of the telescoping boom and support frame of the present application;
FIG. 7 is a schematic view of a part of the structure of the telescopic frame and the supporting frame in a contracted state according to the present application;
FIG. 8 is a schematic view of the telescoping boom and support frame construction of the present application;
FIG. 9 is a schematic front view showing the structure of the first connecting rod and U-shaped piece according to the present application;
FIG. 10 is a schematic view of the usage status of the latch and docking block according to the present application;
FIG. 11 is an enlarged schematic view of the structure of the application at A;
FIG. 12 is a schematic cross-sectional view illustrating the usage of the latch and docking block according to the present application.
Reference numerals in the drawings: 1. a support frame; 2. a cover plate; 3. a telescoping skeleton; 3a, a first connecting rod; 3b, a telescopic frame; 301. a first hinge lever; 302. a long rod; 303. a hinge plate; 304. a second hinge lever; 305. a second connecting rod; 306. a first connection portion; 307. a second connecting portion; 308. a positioning rod; 309. a fastener; 310. positioning holes; 311. a second positioning hole; 312. penetrating the rod; 313. a first pull rope; 314. a collection box; 315. a second pull rope; 316. a plate recess; 317. a connecting plate; 318. a first support device; 319. a second support device; 401. a first spring; 402. u-shaped pieces; 403. a limit column; 501. a drive gear; 502. a rack; 503. a connecting block; 504. a first groove; 505. a convex column; 506. a moving block; 507. a clamping block; 508. a second spring; 509. a guide block; 510. a buckle; 511. a butt joint block; 512. a buckling groove; 5a, a motor.
Detailed Description
The application will now be further described with reference to the drawings and detailed description.
Referring to fig. 1 to 12, the embodiment provides an open-type hanging opening cover plate, which comprises a supporting frame 1, a cover plate 2 rotatably arranged on two sides of the supporting frame, and a telescopic frame 3 rotatably arranged on two sides of the supporting frame in the vertical direction of the cover plate, wherein the telescopic frame comprises a first connecting rod 3a hinged with the supporting frame and a telescopic frame 3b connected with the first connecting rod, the telescopic frame comprises a first hinging rod 301 hinged on one longitudinal side of the first connecting rod, a long rod 302 arranged on the other longitudinal side of the first connecting rod, a hinging piece 303 arranged on one side of the first hinging rod opposite to the first connecting rod, a second hinging rod 304 arranged on one side of the hinging piece opposite to the first hinging rod, and a second connecting rod 305, two longitudinal sides of the second connecting rod are respectively rotatably connected with the long rod and the second connecting rod, and the middle part of the long rod is rotatably connected with the hinging piece.
The support frame is provided with a first concave part a for covering the cover plate, when the cover plate is covered on the support frame, the cover plate is attached to the first concave part of the support frame, the surface of the support frame is smoother, the support frame supports the peripheral edge of the cover plate, and the bearing capacity of the cover plate is better; be equipped with second concave part b on the carriage, first connecting rod and each second connecting rod longitudinal both sides are equipped with the laminating concave surface c of laminating that slides with the second concave part top surface is located the coplanar with first connecting rod top surface, and first connecting rod and second connecting rod come back to slide more smoothly on the carriage during the use to the second concave part can carry out auxiliary stay to first connecting rod and second connecting rod, and first connecting rod and second connecting rod are difficult to drop from the carriage more, increase first connecting rod and second connecting rod bearing capacity, can make first connecting rod and second connecting rod free slip on the second concave part simultaneously.
When the object hanging opening needs to be opened, the cover plates are pulled upwards, the two cover plates are erected on the supporting frame, then stand on the unfolded telescopic frame, move towards the right side of the telescopic frame, enable the rightmost second connecting rods to be pulled leftwards, enable the first hinging rods, the second hinging rods and the long rods to swing and fold and shrink mutually, enable the second connecting rods to be pulled leftwards after the completion, enable the hinging rods and the long rods between the leftmost second connecting rods and the first connecting rods to shrink and fold, enable the second connecting rods to be pulled upwards, enable the telescopic frame to rotate on the supporting frame through the first connecting rods, enable the telescopic frame to stand on the supporting frame, enable the object hanging opening not to be shielded, enable the object hanging opening to be convenient to use, enable the cover plates and the telescopic frame to be enclosed on the object hanging opening in an unfolding state, enable the guardrail to be enclosed and protected, and prevent accidental falling risks of people from the object hanging opening through the object hanging opening;
when the hanging port needs to be closed, the telescopic frame is rotated and lowered, the first connecting rod and the second connecting rod on the telescopic frame are attached to the supporting frame, then the second connecting rod stands on the folded first connecting rod and the second connecting rod, the rightmost second connecting rod is pushed to the right, the first hinging rod, the second hinging rod and the long rod swing and are unfolded, the first hinging rod, the second hinging rod and the long rod rotate and are unfolded to form an 'x' -shape, the distance between the second connecting rods is pulled out, the telescopic frameworks on the left side and the right side after the expansion are kept at equal intervals, the supporting frame is fully paved by the telescopic frameworks on the left side and the right side after the expansion, the cover plate is attached to the top surfaces of the first connecting rod and the second connecting rod, the second connecting rod is in contact with the supporting frame, the cover plate has good supportability, the structure is convenient for manual installation, and is especially suitable for the hanging port with medium size, the optimal use size is about 3 m-6 m in length, and 1 m-3 m in width, the defect that the traditional structure is unfavorable for being installed on the medium hanging port, the hanging port can be used, and the cover plate is inconvenient to install, and manual installation is because of the structure is complex; chinese patent application No.: CN202110980064.2 discloses a suspended object hole cover plate with an electric turnover structure, in the patent, after two door plates are folded and closed, the attaching positions of the two door plates are only supported by a telescopic rod, when the suspended object hole cover plate is used as a passage corridor, a person often passes through the door plates, the door plates are only supported by the telescopic rod, the supporting performance is low, the risk is high, and the suspended object hole cover plate is attached to a supporting frame through a first connecting rod and a plurality of second connecting rods, so that the suspended object hole cover plate has good supporting performance to the cover plate, and the bearing performance is greatly superior to that of the traditional cover plate; the transmission structure of the suspended object hole cover plate is arranged in the middle of the bottom surfaces of the outer frame and the door plate, so that the suspended object hole cover plate is quite unfavorable for manual installation.
The joints of the first connecting rod, the first hinging rod and the long rod are respectively provided with a first connecting part 306, the joints of the second connecting rod, the second hinging rod and the long rod are respectively provided with a second connecting part 307, the second connecting parts are rotatably connected and provided with positioning rods 308, and the first connecting parts are provided with fasteners 309 for positioning the positioning rods on the first connecting parts; the rest second connecting rods are provided with first connecting parts on one side surface opposite to the second connecting parts, and the adjacent first connecting parts and the second connecting parts are rotatably connected through a first hinging rod, a long rod and a second hinging rod; the long rod is located between the hinge plate and the second connecting portion and is provided with a first positioning hole 310 for clamping in one positioning rod, and the second hinge rod is located between the hinge plate and the second connecting portion and is provided with a second positioning hole 311 for clamping in the other positioning rod.
The traditional lifting opening cover plate is also provided with a telescopic frame, but the cover plate telescopic frame needs to be manually pushed forward, and when the lifting opening cover plate is installed and used at a high place, the risk is high; even after the installation is completed, the cover plate with the telescopic frame is suspended at a lifting port at a high position during use, and personnel trample the telescopic frame for a long time still have the defects of easy retraction and rebound or recovery and shrinkage when being applied to an inclined plane.
When the telescopic framework needs to be turned upwards, two installers can stand on the supporting frame, when the first hinging rod, the second hinging rod and the long rod need to be folded and contracted, the positioning rod and the fastening piece on the first connecting part are detached, two installers hold the positioning rod to be close to the first connecting part, pull the positioning rod leftwards, so that the second connecting rod at the tail end of the positioning rod moves leftwards, the first hinging rod, the second hinging rod and the long rod are folded and contracted, one positioning rod is rotated, the positioning rod is fixed on the first positioning hole through the fastening piece, the other positioning rod is fixed on the second positioning hole through the fastening piece, and then the positioning rod is pulled in turn to pull each second connecting rod leftwards, the positioning rods are contracted and folded, the second connecting rods are pulled to move through the positioning rods, so that the second connecting rods can be conveniently pulled manually, other tools are not needed, labor is saved in manual pulling, after the first positioning holes and the second positioning holes are fixed through the fasteners, the first hinging rods, the second hinging rods and the long rods are in a stable folding and shrinking state, the second connecting rods are not easy to move, when an installer sequentially needs to pull the right second connecting rods, the installer directly stands on the folded and shrunk second connecting rods, the installer cannot easily slide from the second connecting rods, the installation is safer, and the problem that the traditional cover plate expansion frame needs to be manually pushed forward when installed and used at a high place is solved; when the telescopic framework needs to be used, the telescopic framework stands on the second connecting rod on the right side, the rightmost second connecting rod moves rightwards through the positioning rod, the first hinging rod and the second hinging rod or the long rod, the positioning rod is installed on the first connecting part through the fastening piece, the second connecting rods on the left side are sequentially unfolded, the first connecting parts and the second connecting parts between the second connecting rods are connected through the positioning rod, the unfolding states of the first hinging rod, the second hinging rod and the long rod are more stable, the lengths of the positioning rods are the same, the separation distances between the second connecting rods are the same, the second connecting rods are more average in stress on the cover plate, the telescopic framework is convenient to use, the positioning rods can stably fix the front and rear second connecting rods, the telescopic framework is not easy to retract after long-term use, the telescopic framework is not retracted when being used on an inclined plane, the telescopic framework is suspended at a hanging object opening in a high place when the traditional cover plate with the telescopic framework is used, and personnel trample the telescopic framework still has the functions of easily retracting and rebounding when being applied to the inclined plane for a long time, and the telescopic framework is recovered and contracted.
The first connecting rods are provided with penetrating rods 312, and in the folded state of each telescopic frame, the penetrating rods penetrate through each second connecting rod; a first pull rope 313 is arranged on a second connecting rod on one side of the telescopic frame, which is opposite to the first connecting rod, a collecting box 314 for placing the first pull rope is arranged on the telescopic frame, a second pull rope 315 is arranged on the cover plate, a plate concave part 316 for placing the second pull rope is arranged on the cover plate, and a connecting plate 317 for covering the plate concave part is arranged on one side of the second pull rope, which is opposite to the cover plate; the stay cord can be rope, chain or steel wire etc., preferably is the chain, and intensity is higher, and rigidity is good.
The prior cover plate with the folding frame has the advantages that although the prior cover plate with the folding frame is provided with the folding frame, the inventor has a certain length along with the object hanging opening in the actual use process, the folding frame has large weight, when the prior cover plate with the folding frame is upwards rotated and is erected on the supporting frame, the bearing capacity of each hinge part in the folding frame is large, the thickness of each hinge structure is thinner, and the hinge structure is easy to bend and deform, so that the service life is low; the first pull ropes are arranged, when the first hinging rods, the second hinging rods and the long rods on the second connecting rods are in a folding and shrinking state, the penetrating rods penetrate through the second connecting rods, the penetrating rods do not penetrate through the rightmost second connecting rods in the folding state, when the telescopic frame is required to be erected on the connecting frame, the first pull ropes in the collecting box are pulled out, the telescopic frame is upwards pulled out through the first pull ropes after the telescopic frame is completed, the telescopic frame is upwards turned, the telescopic frame is conveniently upwards turned, the second pull ropes are arranged, the cover plate is directly pulled out upwards through the second pull ropes, the cover plate is conveniently erected on the connecting frame, the second pull ropes can be contained in the plate concave part, and are covered on the plate concave part through the connecting plates, so that the telescopic frame is attractive in use, and the defect that a person is stumbled by the second pull ropes through the cover plate can be avoided; the length of the connecting frame is long, when the first pull rope is directly used for pulling up each second connecting rod, each second connecting rod is connected with the long rod through the first hinging rod, the second hinging rod and the long rod, when the second connecting rod is pulled up by first stretching, the first hinging rod, the second hinging rod and the long rod are stressed, and the first connecting part, the second connecting part or other connecting parts have the risk of being easily deformed and damaged by stress; the rod penetrating through each second connecting rod, the rod penetrating through the telescopic frame in the upward overturning process is stressed on the bearing, the defects that each second connecting rod is easy to deform due to stress in the overturning process can be avoided, the weight of the folding frame is large, when a structural cover plate with the folding frame is rotated upwards and is erected on a supporting frame, the bearing capacity of each hinge part in the folding frame is large, the thickness of each hinge structure is thinner, the bending deformation is easy, and the service life is low.
The cover plate and the connecting frame are provided with a first supporting device 318 for supporting the cover plate when the cover plate stands on the connecting frame, the bottom of the telescopic frame is provided with a second supporting device 319 for supporting the telescopic frame when the telescopic frame stands on the connecting frame, and the first supporting device and the second supporting device are gas springs, electric push rods, hinges or hydraulic cylinders, which are all conventional technologies and are not repeated herein.
The first supporting device and the second supporting device are preferably gas springs, and when the cover plate and the telescopic frame are erected on the supporting frame, the gas springs can support the cover plate and the telescopic frame, so that the cover plate and the telescopic frame are prevented from being easily knocked down, and the cover plate and the telescopic frame are prevented from being covered on the connecting frame.
The cover plate is provided with a plurality of first springs 401 near the first connecting rod and the second connecting rod, the bottom end surface of each first spring is provided with a U-shaped sheet 402, and a limit column 403 is arranged between the cover plate and the first connecting rod.
Although the bottom surface of the cover plate is provided with the reinforcing frame to strengthen the strength of the cover plate, the cover plate is not attached to the reinforcing frame, when a heavy object moves through the cover plate, the cover plate is easy to bend under force, and people walk through the cover plate, the cover plate collides with the first connecting rod and the second connecting rod to generate certain noise, through the arrangement of the U-shaped piece, when the cover plate covers the telescopic frame, the U-shaped piece on the bottom surface of the cover plate is attached to the first connecting rod and the second connecting rod, the cover plate is not suspended on the first connecting rod and the second connecting rod, when people steps on the U-shaped piece, the U-shaped piece and the spring support the cover plate to prevent the cover plate from being deformed under force, as the U-shaped piece faces upwards, the two sides can be contacted with the cover plate, the middle first spring is also contacted with the cover plate, the stress part of the cover plate is more even, the cover plate is less easy to deform under force, and after the cover plate bears the weight, the U-shaped piece and the spring is pressed to the limit position, the limit post is contacted with the first connecting rod and the second connecting rod on the bottom surface to compress the cover plate to the limit position, so that the problem that the elastic restoring force of the first spring and the U-shaped piece is reduced is avoided; the apron is laminated with head rod and second connecting rod through first spring and U type piece, and when the people stepped on walking on the apron, first spring and U type piece provide the buffering to the apron contact, and the people directly steps on the apron, can not direct collision on head rod and second connecting rod, can reduce apron use noise.
The telescopic rack is characterized in that a driving gear 501 is rotatably connected in a second connecting rod on the rightmost side of the telescopic rack, a motor 5a for driving the driving gear to rotate is arranged on the second connecting rod, two racks 502 meshed with the driving gear are arranged in the second connecting rod, the racks are respectively arranged at the upper end and the lower end of the driving gear, the driving gear is arranged in the middle of the second connecting rod, a connecting block 503 is arranged at one end of the rack, which is opposite to the driving gear, a first groove 504 is arranged in the connecting block, a convex column 505 is arranged in the middle of the connecting block, a moving block 506 which is in sliding fit with the first groove is arranged in the connecting block in a sliding manner, two clamping blocks 507 are arranged on one side surface of the moving block opposite to the connecting block, a second spring 508 is arranged between the clamping blocks, a guide block 509 which is in fit with the moving block is arranged in the middle of the clamping block, a buckle 510 is arranged on one side of the clamping block opposite to the moving block, a butt joint block 511 which is arranged at the position of the clamping block and is positioned at the horizontal position of the clamping block, and a buckling groove 512 which is used for enabling the butt joint block to pass through the buckle is arranged at the position close to the buckle.
When the cover plate is erected on the supporting frame, the included angle between the cover plate and the supporting frame is 95 degrees, the telescopic framework is perpendicular to the supporting frame, the butt joint block and the clamping block are in the same horizontal line, the motor is electrified, the motor drives the driving gear to rotate, the driving gear rotates to drive the rack at the bottom to move leftwards, the rack at the top moves leftwards, the rack moves to drive the connecting block to move, the connecting block drives the moving block and the clamping block to move leftwards, the clamping block passes through the buckling groove of the butt joint block in the leftward moving process until the guide block is attached to the butt joint block, the moving block slides into the first groove of the connecting block due to the fact that the rack continues to drive the connecting block to move, the two clamping blocks are separated at intervals in the moving process of the clamping block, the clamping block is buckled in the buckling groove of the butt joint block, the cover plate and the telescopic framework are connected quickly to form a fence, the second connecting rod at the top end of the telescopic framework is buckled with the butt joint block of the cover plate through the clamping block, the telescopic framework and the cover plate are rotated in a turnover way, when the cover plate is inclined by 95 degrees, the cover plate or the telescopic framework is pushed back and forth by external force when the butt joint block and the clamping block are positioned on the same horizontal line, the cover plate and the telescopic framework are not easy to separate and separate, the cover plate and the telescopic framework are buckled with the butt joint block through the clamping block, the cover plate can be prevented from accidentally covering the connecting frame back, and when the cover plate is connected with the telescopic framework through the connecting block and the clamping block, the cover plate is inclined by 95 degrees, the external crane needs to pass the hanging object through the connecting frame, if the volume of the hanging object is close to the width of the through hole on the connecting frame, people are needed to hold the hanging object, the hanging object is guided to pass the connecting frame, when the cover plate is inclined, the hanging object is downwards dropped, the hanging object is guided to slide down and passes the connecting frame, and the hanging object is prevented from being needed to hold the hanging object, the disadvantage of guiding the suspended objects through the connecting frame; when needing to cover the connection frame backward, the motor counter-rotation drives two racks to remove to the middle part, the connecting block moves the in-process to the right, because buckle and butt joint piece catching groove lock on the fixture block, the movable block will move left, the movable block will spill over first recess, fixture block and projection separation, under the effort of spring, the interval reduces between two fixture blocks, two fixture blocks are tightly laminated, the buckle that the interval reduces the fixture block between the fixture block does not contact with the catching groove, the fixture block breaks away from the butt joint piece and moves in contracting the second connecting rod, can separate with the apron fast, and also be fixed fast to the apron installation, will move in the second connecting rod when the fixture block is not used, occupy small, use pleasing to the eye, need not the hand use rope or tapered end with apron and connection skeleton locking installation under the expansion state, avoid artifical apron and connection skeleton locking installation to lead to the defect of wasting time and energy.
In addition, the application also provides a working method of the open-type lifting port cover plate, which comprises the following steps:
(a) When the cover plate of the object hanging opening is in an open state, the cover plates are pulled upwards, and the two cover plates are erected on the supporting frame;
(b) After the completion, the two installers can stand on the supporting frame and stand on the unfolded telescopic frame to the right side of the telescopic frame, when the first hinging rod, the second hinging rod and the long rod need to be folded and contracted,
the positioning rod and a fastener on the first connecting part are detached, two installers hold the positioning rod to be close to the first connecting part, pull the positioning rod leftwards, so that the second connecting rod at the tail end of the positioning rod moves leftwards, the first hinging rod, the second hinging rod and the long rod are folded and contracted, one positioning rod is rotated, the positioning rod is fixed on the first positioning hole through the fastener, the other positioning rod is fixed on the second positioning hole through the fastener, a penetrating rod is arranged on the first connecting rod, when the first hinging rod, the second hinging rod and the long rod are in a folded and contracted state, the penetrating rod penetrates through each second connecting rod, the penetrating rod does not penetrate through the second connecting rod at the rightmost side in the folded state, the penetrating rod penetrates through each second connecting rod, the penetrating rod is stressed in a bearing manner in the upward overturning process of the telescopic frame, the defects that each second connecting rod is easy to deform under stress in the overturning process are avoided, the first connecting part, the second connecting part or other connecting pieces are sequentially pulled back leftwards, the positioning rod is contracted by pulling the positioning rod, the positioning rod is contracted, the positioning rod is vertically contracted until the telescopic frame is formed by the second connecting rod, and the telescopic frame is extended upwards through the second connecting rod, and the telescopic frame is extended upwards, and the telescopic frame is formed by the telescopic frame, and the telescopic frame is extended upwards, and the frame is extended upwards through the second connecting rod, and the second connecting rod is extended upwards, and the telescopic frame is extended, and the frame and the telescopic frame is extended, and the frame is folded; the cover plate is erected on the supporting frame, the included angle between the cover plate and the supporting frame is 95 degrees, when the telescopic framework is perpendicular to the supporting frame, the butt joint block and the clamping block are in the same horizontal line, the motor is electrified, the motor drives the driving gear to rotate, the driving gear rotates to drive the rack at the bottom to move leftwards, the rack at the top moves to the opposite direction, the rack moves to drive the connecting block to move, the connecting block drives the moving block and the clamping block to move leftwards, the clamping block passes through the buckling groove of the butt joint block in the leftward moving process until the guide block is attached to the butt joint block, the moving block slides into the first groove of the connecting block when the guide block is attached to the butt joint block due to the fact that the rack continues to drive the connecting block to move, the clamping block is influenced by the convex columns in the moving process, the two clamping blocks are separated at intervals, the buckling of the clamping block is connected with the cover plate and the telescopic framework to form a fence, the butt joint block and the clamping block are located in the same horizontal line, and the second connecting rod at the top of the telescopic framework is buckled with the butt joint block of the cover plate through the clamping block;
(c) When the cover plate of the hanging port is in a closed state, the motor reversely rotates to drive the two racks to move towards the middle part, in the rightward movement process of the connecting block, as the buckle on the clamping block is buckled with the buckling groove of the butt joint block, the moving block moves leftwards, the moving block overflows from the first groove, the clamping block is separated from the convex column, under the action force of the spring, the distance between the two clamping blocks is reduced, the two clamping blocks are tightly attached, the buckle of the clamping block is reduced, the clamping block is not contacted with the buckling groove, the clamping block is separated from the butt joint block and moves to shrink into the second connecting rod, then the telescopic frame is rotated to be lowered, the cover plate can be prevented from accidentally covering the connecting frame, and as the cover plate and the telescopic frame are connected through the connecting block, the cover plate is inclined at 95 degrees, when the external crane needs to pass the connecting frame, if the volume of the suspended object is close to the width of the through hole on the connecting frame, people are required to support the suspended object, and the suspended object is guided to pass the connecting frame, and when the cover plate is in an inclined arrangement, the suspended object is downwards, the suspended object is guided to slide and the suspended object is required to pass through the connecting frame, so that the suspended object is prevented from sliding and the suspended object passes through the connecting frame, and the defect that people are required to support and the suspended object; the clamping block moves into the second connecting rod when not in use, so that the clamping block occupies small volume, is attractive in use, and does not need to manually use a rope or a lock head to lock and install the cover plate and the connecting framework in an unfolding state, thereby avoiding the defects of time and labor waste caused by locking and installing the manual cover plate and the connecting framework; then the telescopic frame is rotated and lowered, the first connecting rod and the second connecting rod on the telescopic frame are attached to the supporting frame, and then the telescopic frame stands on the folded first connecting rod and the second connecting rod;
when the rightmost second connecting rod is pushed to the right, the second connecting rod stands on the right, the first hinging rod, the second hinging rod or the long rod is pushed to the right, the first hinging rod, the second hinging rod and the long rod are swung and unfolded, the first hinging rod, the second hinging rod and the long rod are rotated and unfolded to form an 'x' -shape, the distance between the second connecting rods is pulled, the rightmost second connecting rod moves to the right, the positioning rod is arranged on the first connecting part through a fastener, the second connecting rods are unfolded sequentially at the left side, the first connecting parts and the second connecting parts between the second connecting rods are connected through the positioning rod, the second connecting rods are kept at equal intervals, and the telescopic frameworks at the left side and the right side are paved with supporting frames after being unfolded;
(d) And then the cover plate is rotated to attach the cover plate to the top surfaces of the first connecting rods and the second connecting rods, and the second connecting rods are contacted and supported with the supporting frame. The cover plate has good supporting property, and the structure is convenient for manual installation, is particularly suitable for being used by a medium-sized hanging object opening, has the optimal use size of about 3 m-6 m in length and 1 m-3 m in width, and avoids the defects that the traditional structure is unfavorable for being installed at the medium-sized hanging object opening for use, even if the structure is used, the structure is complex, and the manual installation is inconvenient.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While the application has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the application as defined by the appended claims.
Claims (8)
1. The utility model provides an open-type hanging hole cover plate which is characterized in that, including the braced frame, rotationally locate the apron of braced frame both sides and rotationally locate the telescopic frame that is located the apron vertical direction both sides on the braced frame, the telescopic frame includes the articulated head rod of braced frame and the expansion bracket that is connected with the head rod, the expansion bracket includes articulated head rod that locates the head rod longitudinal side, locates the stock of head rod longitudinal opposite side, locates the articulated piece of first articulated head rod relative to head rod one side, locates articulated piece relative to first articulated head rod one side second articulated head rod and second connecting rod, second connecting rod longitudinal both sides are rotatable with stock and second connecting rod respectively, stock middle part and articulated piece rotatable coupling;
the telescopic rack comprises a first connecting rod, a telescopic rack body, a second connecting rod, a driving gear, a motor, two racks, a connecting block and a buckling groove, wherein the first connecting rod is arranged on the first connecting rod, the penetrating rod penetrates through the second connecting rod in a telescopic rack folding state, the driving gear is rotatably connected in the second connecting rod on the rightmost side of the telescopic rack body, the motor is used for driving the driving gear to rotate, the racks meshed with the driving gear are arranged in the second connecting rod, the racks are respectively arranged at the upper end and the lower end of the driving gear, the driving gear is arranged in the middle of the second connecting rod, a connecting block is arranged at one end of the rack, which is opposite to the driving gear, a first groove is formed in the connecting block, a convex column is arranged in the middle of the connecting block, a moving block which is in sliding fit with the first groove is slidably connected in the connecting block, two clamping blocks are arranged on one side of the moving block opposite to the side of the connecting block, a second spring is arranged between the clamping block and the moving block, a guide block which is fit with the moving block is arranged on the middle of the second connecting block, a buckle is arranged on one side of the clamping block, a butt joint block which is positioned at the horizontal position of the clamping block, and a buckling groove which is used for the buckling and penetrates through the buckle is arranged at the butt joint block.
2. An open-type suspended ceiling cover according to claim 1, wherein: the connecting part of the first connecting rod, the first hinging rod and the long rod is provided with a first connecting part, the connecting part of the second connecting rod, the second hinging rod and the long rod is provided with a second connecting part, the second connecting part is rotatably connected with a positioning rod, and the first connecting part is provided with a fastener for fixing the positioning rod on the first connecting part.
3. An open-type suspended ceiling cover according to claim 1, wherein: the connecting frame is characterized in that a first supporting device used for supporting the cover plate when the cover plate stands on the connecting frame is arranged between the cover plate and the connecting frame, a second supporting device used for supporting the telescopic frame when the telescopic frame stands on the connecting frame is arranged at the bottom of the telescopic frame, and the first supporting device and the second supporting device are gas springs, electric push rods, hinges or hydraulic cylinders.
4. An open-type suspended ceiling cover according to claim 1, wherein: the cover plate is provided with a plurality of first springs close to the first connecting rod and the second connecting rod, the bottom end surface of each first spring is provided with a sheet, and a limiting column is arranged between the cover plate and the first connecting rod.
5. A method of operating an open-type suspended ceiling cover according to any one of claims 1 to 4, comprising the steps of:
(a) When the cover plate of the object hanging opening is in an open state, the cover plates are pulled upwards, and the two cover plates are erected on the supporting frame;
(b) Standing on the unfolded telescopic frame after completion, moving to the right side of the telescopic frame, pulling the rightmost second connecting rod leftwards, swinging the first hinging rod, the second hinging rod and the long rod to fold and shrink mutually, pulling each second connecting rod leftwards after completion until the hinging rod and the long rod between the leftmost second connecting rod and the first connecting rod shrink and fold, pulling the second connecting rod upwards, rotating the telescopic frame on the supporting frame through the first connecting rod, enabling the telescopic frame to stand on the supporting frame, and surrounding the cover plate and the telescopic frame on the hanging port in an unfolding state to form a fence;
(c) When the cover plate of the object hanging opening is in a closed state, the telescopic frame is firstly rotated and lowered, the first connecting rod and the second connecting rod on the telescopic frame are attached to the supporting frame, then stand on the folded first connecting rod and second connecting rod, the rightmost second connecting rod is pushed rightwards, the first hinging rod, the second hinging rod and the long rod swing and are unfolded, the first hinging rod, the second hinging rod and the long rod rotate and are unfolded to be in an x shape, the distance between the second connecting rods is pulled apart, the second connecting rods are kept at equal intervals, and the telescopic frameworks on the left side and the right side of the unfolded telescopic frameworks are paved with the supporting frame;
(d) And then the cover plate is rotated to attach the cover plate to the top surfaces of the first connecting rods and the second connecting rods, and the second connecting rods are contacted and supported with the supporting frame.
6. The method for operating an open-type suspended ceiling cover according to claim 5, wherein:
in the step (b), when the telescopic framework needs to be turned upwards, two installers can stand on the supporting frame, when the first hinging rod, the second hinging rod and the long rod need to be folded and contracted, the positioning rods are detached from the fasteners on the first connecting parts, two installers hold the positioning rods to be close to the positions of the first connecting parts, pull the positioning rods leftwards, so that the second connecting rods at the tail ends of the positioning rods move leftwards, the first hinging rod, the second hinging rod and the long rod are folded and contracted, one positioning rod is rotated, the positioning rods are fixed on the first positioning holes through the fasteners, the other positioning rods are fixed on the second positioning holes through the fasteners, and then the positioning rods are pulled back leftwards in sequence, so that the positioning rods are contracted and folded, and the second connecting rods are pulled to move through the positioning rods;
in the step (c), when the rightmost second connecting rod is pushed rightwards, the rightmost second connecting rod is stood on the right second connecting rod, and is pushed rightwards through the positioning rod, the first hinging rod, the second hinging rod or the long rod, so that the rightmost second connecting rod moves rightwards, the positioning rod is installed on the first connecting component through a fastener, the second connecting rods at the left side position are sequentially unfolded, and the first connecting parts and the second connecting parts between the second connecting rods are connected through the positioning rod.
7. The method for operating an open-type suspended ceiling cover according to claim 5, wherein: in the step (b), when the cover plate and the telescopic framework are surrounded on the object hanging opening in an unfolding state, the cover plate is erected on the supporting frame, the included angle between the cover plate and the supporting frame is 95 degrees, when the telescopic framework is perpendicular to the supporting frame, the butt joint block and the clamping block are in the same horizontal line, the motor is electrified, the motor drives the driving gear to rotate, the driving gear rotates to drive the rack at the bottom to move leftwards, the rack at the top moves backwards, the connecting block is driven to move by the rack movement, the connecting block drives the moving block and the clamping block to move leftwards, the clamping block penetrates through the buckling groove of the butt joint block in the leftward movement process until the guide block is attached to the butt joint block, the guide block is attached to the butt joint block due to the fact that the rack continues to drive the connecting block to move, the moving block slides into the first groove of the connecting block, the clamping block is influenced by the convex columns in the movement process, the two clamping blocks are separated, the buckling of the clamping block is connected in the buckling groove of the butt joint block, the cover plate and the telescopic framework are connected to form a fence, the butt joint block and the clamping block are positioned in the same horizontal line, and a second connecting rod at the top of the telescopic framework is buckled with the butt joint block through the clamping block;
in the step (c), when the cover plate of the object hanging opening is in a closed state, the motor reversely rotates to drive the two racks to move towards the middle part, the connecting block moves rightwards in the process of moving rightwards, the moving block moves leftwards due to the buckling of the buckling grooves of the clamping blocks, the moving block overflows the first groove, the clamping blocks are separated from the convex columns, the distance between the two clamping blocks is reduced under the acting force of the springs, the two clamping blocks are tightly attached, the buckling of the clamping blocks with the distance between the clamping blocks reduced is not contacted with the buckling grooves, the clamping blocks are separated from the buckling blocks and move to shrink into the second connecting rod, and then the telescopic frame is rotated downwards.
8. The method for operating an open-type suspended ceiling cover according to claim 6, wherein:
in the step (b), a penetrating rod is arranged on the first connecting rod, and when the first hinging rod, the second hinging rod and the long rod on the second connecting rod are in a folding and shrinking state, the penetrating rod penetrates through each second connecting rod, and the penetrating rod does not penetrate through the rightmost second connecting rod in the folding state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210835247.XA CN115162918B (en) | 2022-07-15 | 2022-07-15 | Open-type lifting object opening cover plate and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210835247.XA CN115162918B (en) | 2022-07-15 | 2022-07-15 | Open-type lifting object opening cover plate and working method thereof |
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| Publication Number | Publication Date |
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| CN115162918A CN115162918A (en) | 2022-10-11 |
| CN115162918B true CN115162918B (en) | 2023-09-19 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2012101540A4 (en) * | 2012-10-16 | 2012-11-22 | Scott Joseph Allen | Modular building system |
| CN208347445U (en) * | 2018-06-15 | 2019-01-08 | 宁佳晨 | The protective device of civic building maintenance |
| CN215761300U (en) * | 2021-06-03 | 2022-02-08 | 福建省中能泰丰节能环保科技有限公司 | Novel open-type object hanging opening cover plate |
-
2022
- 2022-07-15 CN CN202210835247.XA patent/CN115162918B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2012101540A4 (en) * | 2012-10-16 | 2012-11-22 | Scott Joseph Allen | Modular building system |
| CN208347445U (en) * | 2018-06-15 | 2019-01-08 | 宁佳晨 | The protective device of civic building maintenance |
| CN215761300U (en) * | 2021-06-03 | 2022-02-08 | 福建省中能泰丰节能环保科技有限公司 | Novel open-type object hanging opening cover plate |
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| CN115162918A (en) | 2022-10-11 |
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