CN111980546A - Large-span movable cover plate - Google Patents
Large-span movable cover plate Download PDFInfo
- Publication number
- CN111980546A CN111980546A CN202010943067.4A CN202010943067A CN111980546A CN 111980546 A CN111980546 A CN 111980546A CN 202010943067 A CN202010943067 A CN 202010943067A CN 111980546 A CN111980546 A CN 111980546A
- Authority
- CN
- China
- Prior art keywords
- support
- girder steel
- outer frame
- span
- cover plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Images
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
- 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
- E06B3/48—Wings connected at their edges, e.g. foldable wings
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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
- E06B3/70—Door leaves
- E06B3/7003—Door leaves consisting of several adjacent similar elements, e.g. planks, without outer covering panels
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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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Support Devices For Sliding Doors (AREA)
Abstract
The invention discloses a large-span movable cover plate, belonging to the technical field of access panel, wherein a second supporting sliding component is respectively arranged on a first supporting sliding component, roller supports are arranged at two sides of the first supporting sliding component, the first support sliding assembly is matched with the roller support, a limit rotating assembly is arranged at one side of the top of the inner wall of the outer frame and is supported by the outer frame, folding through door plant group, support sliding assembly and second through first support sliding assembly and carry out spacing support and slip, the door plant integrality of big span apron can be guaranteed in the application of messenger's activity girder steel, just also can ensure that the board lid can once only be opened or close, the whole bearing capacity of apron can also be guaranteed to the activity girder steel, activity steel quantity, energy saving and emission reduction has been realized, the degree of difficulty that reduces manufacturing cost and manufacturing, door plant girder steel model reduces the back door plant and just need not occupy a lot of clearance sizes after opening vertically.
Description
Technical Field
The invention relates to an access hole cover plate, in particular to a large-span movable cover plate, and belongs to the technical field of access hole cover plates.
Background
At present, the hoisting hole cover plate is widely applied to large-scale hydraulic and hydroelectric engineering and shipping engineering, a plurality of large-scale hoisting holes and inspection holes are usually arranged in the engineering, an extra fixed steel beam is required to be added to divide a hole opening into 2 or more small holes when the hoisting hole cover plate is installed, and then the small hoisting hole cover plate is installed, so that the integrity of the hoisting holes/the inspection holes cannot be ensured, and the equipment in the holes cannot be hoisted integrally; or the cover plate is provided with the detachable steel beams, the door plate is divided into 2 sections or multiple sections, and the door plate needs to be opened and closed one by one when the cover plate is opened and closed, so that the cover plate is complex in operation and large in workload, and in addition, certain potential safety hazards exist when the steel beams are temporarily removed; moreover, because the cover plate needs to be capable of bearing a certain external load when being closed (some cover plates are in a traffic main road in the engineering and have the requirement of passing heavy-duty vehicles), the door plate of the cover plate needs large-sized steel beams, and the large thick steel beams occupy a large number of openings after the door plate is vertical; therefore, the large-span movable cover plate also can be transported, the object lifting hole cover plate can be opened or closed at one time by using small manpower in the aspect of operation, the operation can be completed without the assistance of other lifting equipment, and the large-size door plate steel beam does not need to be adopted, so that the smaller hole clearance size is occupied.
Disclosure of Invention
The invention mainly aims to provide a large-span movable cover plate, which is characterized in that according to the improvement made by the defects, the movable cover plate is supported by an outer frame, is folded by a door plate group, and is limited and supported and slides by a first supporting sliding assembly and a second supporting sliding assembly, so that the integrity of the door plate of the large-span cover plate can be ensured by the application of a movable steel beam, the plate cover can be opened or closed at one time, the integral bearing capacity of the cover plate and the consumption of movable steel can be ensured by the movable steel beam, the energy conservation and emission reduction are realized, the manufacturing cost and the processing and manufacturing difficulty are reduced, and a large number of hole clearance sizes are not needed to be occupied after the door plate is vertically opened after the model of.
The purpose of the invention can be achieved by adopting the following technical scheme:
the utility model provides a large-span removable cover, includes outer frame, outer frame top one side is equipped with door plant group, the shutoff platelet has been seted up to department equidistant in the middle of the door plant group, second slip strong point is installed to activity girder steel top equidistant, second slip strong point one side is equipped with lift block subassembly, just lift block subassembly with second slip strong point is mutually supported, outer frame inner wall both sides below department is equipped with first support sliding assembly, first support sliding assembly divides to install second support sliding assembly, first support sliding assembly both sides department is equipped with the gyro wheel and supports, just first support sliding assembly with the gyro wheel supports mutually supporting, outer frame inner wall top one side department is equipped with spacing runner assembly.
Preferably, the lifting clamping component comprises a first inclined rod group, a second inclined rod group, a fulcrum, a first sliding supporting point and a small platform, the first inclined rod group is installed at one side of the second sliding supporting point, the second inclined rod group is installed at the middle of the first inclined rod group, the fulcrum penetrates through the middle of the first inclined rod group at one side and is connected with the middle of the second inclined rod group, the small platform is installed at one end of the first inclined rod group and one end of the second inclined rod group, the small platform is far away from the second sliding supporting point, the first sliding supporting point is installed at two sides of the bottom of the small platform, and one end of the first inclined rod group and one end of the second inclined rod group are connected with the first sliding supporting point.
Preferably, first support sliding assembly is including bearing girder steel, track and gyro wheel, it installs to bear the girder steel outer frame both sides inside wall, the track is installed bear the girder steel top and be close to door plant one side, the gyro wheel is shelved and is propped up the track top.
Preferably, the second supports the slip subassembly and includes gyro wheel support, girder steel and breach, the gyro wheel is supported and is put track top department, it installs to bear the girder steel outer frame both ends inner wall downside, the rail mounting bear girder steel top inboard, the gyro wheel is supported and is put the track top, girder steel bottom one side department sets up jaggedly.
Preferably, the limiting rotating assembly comprises a limiting rotating assembly body, the limiting rotating assembly body is installed on one side of the top of the inner wall of the outer frame, the limiting rotating assembly body is installed in the middle, and the limiting rotating assembly body penetrates through the middle and is connected with the outer frame.
Preferably, the top of the door panel group is provided with cross-connecting pieces at equal intervals, and the bottom of the track is provided with a track beam.
The invention has the beneficial technical effects that:
according to the improvement made by the defects, the large-span movable cover plate is supported by the outer frame, is folded by the door plate group, is limited and supported and slides by the first supporting sliding assembly and the second supporting sliding assembly, so that the integrity of the door plate of the large-span cover plate can be ensured by the application of the movable steel beam, the plate cover can be opened or closed at one time, the integral bearing capacity and the consumption of movable steel of the cover plate can be ensured by the movable steel beam, the energy conservation and emission reduction are realized, the manufacturing cost and the processing and manufacturing difficulty are reduced, and a large number of hole clearance sizes are not required to be occupied after the door plate is vertically opened after the model of the door plate steel beam is reduced.
Drawings
FIG. 1 is a main structural view illustrating an opened state of a large-span access cover according to a preferred embodiment of a large-span access cover according to the present invention;
FIG. 2 is a block diagram illustrating an opened state of a large-span flap according to a preferred embodiment of the large-span flap according to the present invention;
FIG. 3 is a block diagram illustrating a closed state of a large-span flap according to a preferred embodiment of the large-span flap according to the present invention;
FIG. 4 is a sectional view of an opened state of a large-span flap according to a preferred embodiment of the large-span flap according to the present invention;
FIG. 5 is a block diagram of a roller support for a door panel assembly in accordance with a preferred embodiment of a large-span removable cover panel in accordance with the present invention;
FIG. 6 is a side view of a movable steel girder rail installation structure of a preferred embodiment of a large-span movable cover plate according to the present invention
FIG. 7 is a sectional front view of a movable steel girder rail installation structure of a preferred embodiment of a large-span movable deck according to the present invention
Fig. 8 is a schematic view illustrating the opening of a door panel according to a preferred embodiment of the large-span removable cover according to the present invention.
In the figure: 1-outer frame, 2-movable steel beam, 3-door plate group, 4-blocking small plate, 5-small platform, 6-first inclined rod group, 7-second inclined rod group, 8-fulcrum, 10-second sliding support point, 11-first sliding support point, 14-roller, 15-rail, 16-bearing steel beam, 17-steel beam, 18-roller support, 20-rail beam, 22-roller support, 24-notch and 25-intersection piece.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-8, the large-span removable cover plate provided in this embodiment includes an outer frame 1, a door panel group 3 is disposed on one side of the top of the outer frame 1, small plugging plates 4 are disposed at equal intervals in the middle of the door panel group 3, second sliding support points 10 are disposed at equal intervals on the top of a movable steel beam 2, a lifting clamping assembly is disposed on one side of the second sliding support points 10, the lifting clamping assembly is matched with the second sliding support points 10, first supporting sliding assemblies are disposed below two sides of the inner wall of the outer frame 1, second supporting sliding assemblies are disposed on the first supporting sliding assemblies respectively, roller supports 22 are disposed on two sides of the first supporting sliding assemblies, the first supporting sliding assemblies are matched with the roller supports 22, and a limiting rotating assembly is disposed on one side of the top of the inner wall of the outer frame 1.
The door plate is supported through the outer frame 1, the door plate is folded through the door plate group 3, the first supporting sliding assembly and the second supporting sliding assembly are used for limiting, supporting and sliding, the door plate integrity of the large-span cover plate can be guaranteed due to the application of the movable steel beam, the plate cover can be guaranteed to be opened or closed at one time, the whole bearing capacity of the cover plate can be guaranteed due to the movable steel beam, the using amount of movable steel is reduced, energy conservation and emission reduction are achieved, the manufacturing cost and the machining and manufacturing difficulty are reduced, and after the door plate is vertically opened, a large number of clearance hole opening sizes are not needed to be occupied by the door.
In this embodiment: the lifting clamping component comprises a first inclined rod group 6, a second inclined rod group 7, a fulcrum 8, a first sliding supporting point 11 and a small platform 5, the first inclined rod group 6 is installed at one side of the second sliding supporting point 10, the second inclined rod group 7 is installed at the middle of the first inclined rod group 6, the fulcrum 8 penetrates through one side of the middle of the first inclined rod group 6 and is connected with the middle of the second inclined rod group 7, the small platform 5 is installed at one end of the first inclined rod group 6 and one end of the second inclined rod group 7, the small platform 5 is far away from the second sliding supporting point 10, the first sliding supporting point 11 is installed at two sides of the bottom of the small platform 5, one end of the first inclined rod group 6 and one end of the second inclined rod group 7 are connected with the first sliding supporting point 11, and a notch 24 of the door panel group 3 is clamped through the lifting clamping component.
In this embodiment: the first supporting sliding assembly comprises bearing steel beams 16, rails 15 and rollers 14, wherein the bearing steel beams 16 are mounted on inner side walls of two sides of the outer frame 1, the rails 15 are mounted on the top of the bearing steel beams 16 close to one side of the door plate 3, and the rollers 14 are placed on the top of the rails 15 and supported through the first supporting sliding assembly.
In this embodiment: the second supports the sliding component and includes that gyro wheel supports 18, girder steel 17 and breach 24, and gyro wheel supports 18 and installs in 15 tops of track department, and girder steel 17 installs in 18 one side departments of gyro wheel support, and girder steel 17 bottom one side department has seted up breach 24, supports the sliding component through the second and carries out spacing support and slip. The second supports sliding assembly and includes that gyro wheel supports 18, girder steel 17 and breach 24, and gyro wheel support 18 is put and is propped up 15 top departments of track bear the girder steel 16 and install 1 both ends inner wall downside of outer frame, track 15 is installed bear girder steel 16 top inboard, and gyro wheel support 18 is put and is propped up 15 tops of track, girder steel 17 bottom one side department has seted up breach 24.
In this embodiment: the limiting rotating assembly comprises 26 and 27, wherein 26 is installed at one side of the top of the inner wall of the outer frame 1, 27 is installed in the middle of 26, and 26 penetrates through 27 and 26 to be connected, and the connection and the limitation are carried out through the limiting rotating assembly.
In this embodiment: the top of the door panel group 3 is provided with cross-connecting pieces 25 at equal intervals, and the bottom of the track 15 is provided with track beams 20 which are connected and folded through the cross-connecting pieces 25.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (6)
1. A large-span removable cover plate comprises an outer frame (1), and is characterized in that: outer frame (1) top one side is equipped with door plant group (3), shutoff platelet (4) have been seted up to department equidistant in the middle of door plant group (3), second slip strong point (10) are installed to activity girder steel (2) top equidistant, second slip strong point (10) one side is equipped with lift block subassembly, just lift block subassembly with second slip strong point (10) are mutually supported, outer frame (1) inner wall both sides below department is equipped with first support sliding assembly, first support sliding assembly divides to install second support sliding assembly, first support sliding assembly both sides department is equipped with gyro wheel support (22), just first support sliding assembly with gyro wheel support (22) are mutually supported, outer frame (1) inner wall top one side department is equipped with spacing runner assembly.
2. A large-span removable cover plate according to claim 1, wherein: the lifting clamping component comprises a first inclined rod group (6), a second inclined rod group (7), a fulcrum (8), a first sliding supporting point (11) and a small platform (5), the first diagonal bar group (6) is installed at one side of the second sliding support point (10), the second inclined rod group (7) is arranged in the middle of the first inclined rod group (6), the fulcrum (8) penetrates through one side of the middle of the first inclined rod group (6) and is connected with the middle of the second inclined rod group (7), the small platform (5) is mounted at one end of the first and second diagonal groups (6, 7), and the small platform (5) is far away from the second sliding supporting point (10), the first sliding supporting points (11) are arranged at the two sides of the bottom of the small platform (5), and one end of the first inclined rod group (6) and one end of the second inclined rod group (7) are connected with the first sliding supporting point (11).
3. A large-span removable cover plate according to claim 1, wherein: first support sliding assembly is including bearing girder steel (16), track (15) and gyro wheel (14), it installs to bear girder steel (16) outer frame (1) both sides inside wall, install track (15) bear girder steel (16) top and be close to door plant (3) one side, gyro wheel (14) are shelved and are propped up track (15) top.
4. A large-span removable cover plate according to claim 3, wherein: the second supports sliding assembly and includes gyro wheel support (18), girder steel (17) and breach (24), gyro wheel support (18) are put and are propped up track (15) top department, it installs to bear girder steel (16) outer frame (1) both ends inner wall downside, install track (15) bear girder steel (16) top inboard, gyro wheel support (18) are put and are propped up track (15) top, girder steel (17) bottom one side department sets up breach (24).
5. A large-span removable cover plate according to claim 3, wherein: the limiting rotating assembly comprises a limiting rotating assembly body (26) and a limiting rotating assembly body (27), wherein the limiting rotating assembly body (26) is installed at one side of the top of the inner wall of the outer frame (1), the limiting rotating assembly body (27) is installed at the middle of the limiting rotating assembly body (26), and the limiting rotating assembly body (26) penetrates through the limiting rotating assembly body (27) and is connected with the limiting rotating assembly body (26).
6. A large-span removable cover plate according to claim 1, wherein: the top of the door panel group (3) is provided with cross-connecting pieces (25) at equal intervals, and the bottom of the track (15) is provided with a track beam (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010943067.4A CN111980546A (en) | 2020-09-09 | 2020-09-09 | Large-span movable cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010943067.4A CN111980546A (en) | 2020-09-09 | 2020-09-09 | Large-span movable cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111980546A true CN111980546A (en) | 2020-11-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010943067.4A Pending CN111980546A (en) | 2020-09-09 | 2020-09-09 | Large-span movable cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111980546A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202706A1 (en) * | 2004-02-19 | 2008-08-28 | Michael Fath | Device for Sealing and/or Protecting Construction Openings |
| CN201738752U (en) * | 2010-07-20 | 2011-02-09 | 中国人民解放军总参谋部工程兵第四设计研究院 | Protective airtight partition door used for passenger automatic rapid transit system section |
| JP2015178767A (en) * | 2014-02-28 | 2015-10-08 | 三協立山株式会社 | Fitting |
| CN105887932A (en) * | 2016-06-01 | 2016-08-24 | 浙江工业大学义乌科学技术研究院有限公司 | Working well cover plate moving device |
| CN106677815A (en) * | 2017-03-03 | 2017-05-17 | 上海地空防护设备有限公司 | Sliding type airtight blocking structure and method |
-
2020
- 2020-09-09 CN CN202010943067.4A patent/CN111980546A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080202706A1 (en) * | 2004-02-19 | 2008-08-28 | Michael Fath | Device for Sealing and/or Protecting Construction Openings |
| CN201738752U (en) * | 2010-07-20 | 2011-02-09 | 中国人民解放军总参谋部工程兵第四设计研究院 | Protective airtight partition door used for passenger automatic rapid transit system section |
| JP2015178767A (en) * | 2014-02-28 | 2015-10-08 | 三協立山株式会社 | Fitting |
| CN105887932A (en) * | 2016-06-01 | 2016-08-24 | 浙江工业大学义乌科学技术研究院有限公司 | Working well cover plate moving device |
| CN106677815A (en) * | 2017-03-03 | 2017-05-17 | 上海地空防护设备有限公司 | Sliding type airtight blocking structure and method |
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Application publication date: 20201124 |