CN203452058U - Frame structure of wide-span trash rack - Google Patents
Frame structure of wide-span trash rack Download PDFInfo
- Publication number
- CN203452058U CN203452058U CN201320330085.0U CN201320330085U CN203452058U CN 203452058 U CN203452058 U CN 203452058U CN 201320330085 U CN201320330085 U CN 201320330085U CN 203452058 U CN203452058 U CN 203452058U
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- upper frame
- girder
- underframe
- side column
- frame
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Abstract
The utility model discloses a frame structure of a wide-span trash rack. The frame structure of the wide-span trash rack is formed by connecting at least one upper frame and a lower frame together. The upper frame is formed by welding an upper frame upper main beam, an upper frame lower main beam and two upper frame side posts together. The lower frame is formed by welding a lower frame upper main beam, a lower frame lower main beam and two lower frame side posts together. The frame structure of the wide-span trash rack provided by the utility model has beneficial effects that only one pin roll device is adopted for connection of each side of the upper frame and the lower frame and pin roll connecting boards are provided with oblong holes, so that assembling and dismounting are facilitated and the number of the pin roll devices is reduced by half. Therefore, the frame structure of the wide-span trash rack is low in cost, comparatively low in weight, comparatively convenient to assemble and dismount and not easy to shake in an operation process of a hoist after being connected with a hoist head of the hoist, comparatively stable in operate and enhances integral stability of the trash rack.
Description
Technical field
The utility model relates to a kind of frame construction of large span trashrack, belongs to Hydraulic and Hydro-Power Engineering trashrack technical field.
Background technology
The framework of current trashrack is generally comprised of 1 above upper frame and 1 underframe, on, underframe adopts duplexing font girder and two " work " font side column pattern substantially, this kind of pattern, upper frame side column is meridosternous pattern, on meridosternous, lower position is all opened circular hole and is adopted shaft bearing plate to strengthen, underframe side column is meridosternous pattern, meridosternous top is opened circular hole and is adopted shaft bearing plate to strengthen, between the two joint frameworks that are connected, every limit adopts two cover junction plates to connect, every limit need arrange pin shaft device two covers, in addition, the external-open shelves size on pull bar top is large compared with the external-open shelves size on fence frame top, this makes internal arm size that headstock gear hangs head compared with large too many of the external-open shelves size on fence frame top, this not only can make headstock gear when directly opening and closing trashrack because of hanging axis and side column between gap too great Yi shake and cause jam, headstock gear hanging axis also can cause more greatly diameter to increase because opening and closing load span and moment of flexure simultaneously, assembling and dismounting also bother, operating personnel's labour intensity is larger.
Utility model content
The purpose of this utility model is to provide a kind of frame construction of large span trashrack, can overcome the deficiencies in the prior art, makes large span trashrack in running, be difficult for shaking, and convenient for assembly and dismounting, cost-saving simultaneously.
The purpose of this utility model is achieved through the following technical solutions: a kind of frame construction of large span trashrack, it is formed by connecting by least one joint upper frame and a joint underframe, upper frame is by girder on upper frame, under upper frame, girder and two upper frame side columns are welded, underframe is by girder on underframe, under underframe, girder and two underframe side columns are welded, on upper frame, under girder and upper frame, girder is welded by two blocks of upper frame girder frange plates and a upper frame girder web plate, upper frame side column is welded to form by two blocks of upper frame side column frange plates and a upper frame side column web, on underframe, under girder and underframe, girder is welded by two blocks of underframe girder frange plates and a underframe girder web plate, underframe side column is welded to form by two blocks of underframe side column frange plates and a underframe side column web, wherein, the bottom of upper frame side column web is provided with the outer bearing pin junction plate being welded to form by outside link plate and outer shaft board, the top of upper frame side column web and underframe side column web arranges top board, the interior bearing pin junction plate being welded to form by interior junction plate and inner bearing plate is set on top board, the bottom of underframe side column web is provided with base plate, girder under girder and upper frame on upper frame, girder and above vertical secondary beam together with impartial pitch arrangement between girder under underframe on underframe, between the junction plate of outer bearing pin junction plate and interior bearing pin junction plate and shaft bearing plate, offer the identical slotted hole in corresponding aperture, position.
Described vertical secondary beam is welded to form by vertical time beam flange plate and vertical time web.
The center of circle spacing of described slotted hole is 5～15mm.
On described upper frame, under girder, upper frame, on girder, upper frame side column, underframe, girder under girder, underframe, underframe side column and vertical secondary beam are real abdomen formula welding " work " font cross section.
Between described upper frame and upper frame, be connected by a set of pin shaft device respectively between upper frame and underframe, pin shaft device is arranged in slotted hole.
The internal arm size of described outer bearing pin junction plate is greater than the external-open shelves size of the interior bearing pin junction plate upper end of the framework being attached thereto.
On the upper frame of described upper frame, girder is connected with pull bar, and on upper frame, the external-open shelves of girder upper end external-open shelves size and pull bar upper end are measure-alike.
The beneficial effects of the utility model are: the internal arm size of the bearing pin junction plate of the lower end of (1), upper frame is slightly larger than the bearing pin junction plate upper end external-open shelves size of the framework being attached thereto, between the framework of joint being up and down connected, every limit only adopts a set of pin shaft device to connect, and bearing pin junction plate is slotted hole, in assembling and convenient disassembly, pin shaft device quantity reduces half, has saved cost; (2), the upper girder upper end external-open shelves size of upper frame group and the external-open shelves of pull bar upper end are measure-alike, headstock gear hang head identical with the fit dimension of fence frame and pull bar, stressing conditions is basic identical, the relative traditional scheme of pin diameter is less, weight is lighter, assembling and dismantle more conveniently, hangs head at headstock gear and is connected with fence frame while moving and is difficult for shaking, and moves more steady; (3), the stability that vertical secondary beam has strengthened trashrack integral body is set between the upper and lower girder of trashrack.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the front view of the utility model upper frame;
Fig. 3 is the lateral view of the utility model upper frame;
Fig. 4 is the sectional view of A-A in Fig. 2;
Fig. 5 is the local Fang great Tu of region K in Fig. 2;
Fig. 6 is the front view of the utility model underframe;
Fig. 7 is the lateral view of the utility model underframe;
Fig. 8 is the sectional view of B-B in Fig. 6;
Fig. 9 is the connection diagram of the utility model framework.
Wherein, 1-upper frame, 2-underframe, 3-pin shaft device, girder on 4-upper frame, girder under 5-upper frame, 6-upper frame side column, girder on 7-underframe, girder under 8-underframe, 9-underframe side column, 10-upper frame girder frange plate, 11-upper frame girder web plate, 12-upper frame side column frange plate, 13-upper frame side column web, 14-underframe girder frange plate, 15-underframe girder web plate, 16-underframe side column frange plate, 17-underframe side column web, the vertical time beam flange plate of 18-, 19-outside link plate, 20-outer shaft board, 21-top board, 22-base plate, junction plate in 23-, 24-inner bearing plate, the vertical time beam flange plate of 25-, the vertical time web of 26-, 27-slotted hole.
The specific embodiment
Below in conjunction with accompanying drawing, further describe the technical solution of the utility model, but described in claimed scope is not limited to.
As Fig. 1, a kind of frame construction of large span trashrack, it is formed by connecting by least one joint upper frame 1 and a joint underframe 2, as Fig. 2, Fig. 3, Fig. 4, Fig. 5, upper frame 1 is by girder on upper frame 4, under upper frame, girder 5 and two upper frame side columns 6 are welded, underframe 2 is by girder on underframe 7, under underframe, girder 8 and two underframe side columns 9 are welded, on upper frame, under girder 4 and upper frame, girder 5 is welded by two blocks of upper frame girder frange plates 10 and a upper frame girder web plate 11, upper frame side column 6 is welded to form by two blocks of upper frame side column frange plates 12 and a upper frame side column web 13, on underframe, under girder 7 and underframe, girder 8 is welded by two blocks of underframe girder frange plates 14 and a underframe girder web plate 15, as Fig. 6, Fig. 7, Fig. 8, underframe side column 9 is welded to form by two blocks of underframe side column frange plates 16 and a underframe side column web 17, wherein, the bottom of upper frame side column web 13 is provided with the outer bearing pin junction plate being welded to form by outside link plate 19 and outer shaft board 20, the top of upper frame side column web 13 and underframe side column web 17 arranges top board 21, the interior bearing pin junction plate being welded to form by interior junction plate 23 and inner bearing plate 24 is set on top board 21, the bottom of underframe side column web 17 is provided with base plate 22, girder 5 under girder 4 and upper frame on upper frame, girder 7 above vertical secondary beam 18 together with impartial pitch arrangement between girder under underframe 8 on underframe, between the junction plate of outer bearing pin junction plate and interior bearing pin junction plate and shaft bearing plate, offer the identical slotted hole 27 in corresponding aperture, position.
Described vertical secondary beam 18 is welded to form by vertical time beam flange plate 25 and vertical time web 26.
The center of circle spacing of described slotted hole 27 is 5～15mm.
On described upper frame, under girder 4, upper frame, on girder 5, upper frame side column 6, underframe, girder 8 under girder 7, underframe, underframe side column 9 and vertical secondary beam 18 are real abdomen formula welding " work " font cross section.
As Fig. 9, between described upper frame 1 and upper frame 1, be connected by a set of pin shaft device 3 respectively between upper frame 1 and underframe 2, pin shaft device 3 is arranged in slotted hole 27.
The internal arm size of described outer bearing pin junction plate is greater than the external-open shelves size of the interior bearing pin junction plate upper end of the framework being attached thereto.
On described upper frame, girder 4 is connected with pull bar, and on upper frame, the external-open shelves of girder 4 upper end external-open shelves sizes and pull bar upper end are measure-alike.
The internal arm size of the bearing pin junction plate of the lower end of trashrack upper frame 1 is slightly larger than the bearing pin junction plate external-open shelves size of the framework upper end being attached thereto, between connected framework, every limit only adopts a set of pin shaft device 3 to connect, on the upper frame of the uppermost upper frame 1 of upper frame group, the external-open shelves of girder 4 upper end external-open shelves sizes and pull bar upper end are measure-alike, it is identical with the fit dimension of fence frame and pull bar that headstock gear hangs head, stressing conditions is also identical, pin diameter is less, at headstock gear, hang head while being connected with trashrack, in running, be difficult for shaking, in addition, between framework, every limit only has a set of pin shaft device 3 to connect, and bearing pin junction plate is slotted hole, in assembling and convenient disassembly, investment also economizes.
Claims (7)
1. the frame construction of a large span trashrack, it is characterized in that: it is formed by connecting by least one joint upper frame (1) and a joint underframe (2), upper frame (1) is by girder on upper frame (4), girder under upper frame (5) and two upper frame side columns (6) are welded, underframe (2) is by girder on underframe (7), girder under underframe (8) and two underframe side columns (9) are welded, under girder on upper frame (4) and upper frame, girder (5) is welded by two blocks of upper frame girder frange plates (10) and a upper frame girder web plate (11), upper frame side column (6) is welded to form by two blocks of upper frame side column frange plates (12) and a upper frame side column web (13), under girder on underframe (7) and underframe, girder (8) is welded by two blocks of underframe girder frange plates (14) and a underframe girder web plate (15), underframe side column (9) is welded to form by two blocks of underframe side column frange plates (16) and a underframe side column web (17), wherein, the bottom of upper frame side column web (13) is provided with the outer bearing pin junction plate being welded to form by outside link plate (19) and outer shaft board (20), the top of upper frame side column web (13) and underframe side column web (17) arranges top board (21), the upper interior bearing pin junction plate being welded to form by interior junction plate (23) and inner bearing plate (24) that arranges of top board (21), the bottom of underframe side column web (17) is provided with base plate (22), girder (5) under girder on upper frame (4) and upper frame, girder on underframe (7) above vertical secondary beam (18) together with impartial pitch arrangement between girder under underframe (8), between the junction plate of outer bearing pin junction plate and interior bearing pin junction plate and shaft bearing plate, offer the identical slotted hole (27) in corresponding aperture, position.
2. the frame construction of large span trashrack according to claim 1, is characterized in that: described vertical secondary beam (18) is welded to form by vertical time beam flange plate (25) and vertical time web (26).
3. the frame construction of large span trashrack according to claim 1, is characterized in that: the center of circle spacing of described slotted hole (27) is 5～15mm.
4. the frame construction of large span trashrack according to claim 1, is characterized in that: under girder on described upper frame (4), upper frame, on girder (5), upper frame side column (6), underframe, under girder (7), underframe, girder (8), underframe side column (9) and vertical secondary beam (18) are real abdomen formula welding " work " font cross section.
5. the frame construction of large span trashrack according to claim 1, it is characterized in that: between described upper frame (1) and upper frame (1), be connected by a set of pin shaft device (3) respectively between upper frame (1) and underframe (2), pin shaft device (3) is arranged in slotted hole (27).
6. the frame construction of large span trashrack according to claim 1, is characterized in that: the internal arm size of described outer bearing pin junction plate is greater than the external-open shelves size of the interior bearing pin junction plate upper end of the framework being attached thereto.
7. the frame construction of large span trashrack according to claim 1, is characterized in that: girder on described upper frame (4) is connected with pull bar, and the external-open shelves of girder on upper frame (4) upper end external-open shelves size and pull bar upper end are measure-alike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320330085.0U CN203452058U (en) | 2013-06-07 | 2013-06-07 | Frame structure of wide-span trash rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320330085.0U CN203452058U (en) | 2013-06-07 | 2013-06-07 | Frame structure of wide-span trash rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203452058U true CN203452058U (en) | 2014-02-26 |
Family
ID=50131950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320330085.0U Expired - Lifetime CN203452058U (en) | 2013-06-07 | 2013-06-07 | Frame structure of wide-span trash rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203452058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290820A (en) * | 2013-06-07 | 2013-09-11 | 中国水电顾问集团贵阳勘测设计研究院 | Frame structure of long-span trash rack |
-
2013
- 2013-06-07 CN CN201320330085.0U patent/CN203452058U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290820A (en) * | 2013-06-07 | 2013-09-11 | 中国水电顾问集团贵阳勘测设计研究院 | Frame structure of long-span trash rack |
| CN103290820B (en) * | 2013-06-07 | 2015-03-18 | 中国水电顾问集团贵阳勘测设计研究院 | Frame structure of long-span trash rack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140226 Effective date of abandoning: 20150318 |
|
| RGAV | Abandon patent right to avoid regrant |