CN103452437A - Sliding window door for tower crane lower support passage and tower crane - Google Patents
Sliding window door for tower crane lower support passage and tower crane Download PDFInfo
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- CN103452437A CN103452437A CN2013104151345A CN201310415134A CN103452437A CN 103452437 A CN103452437 A CN 103452437A CN 2013104151345 A CN2013104151345 A CN 2013104151345A CN 201310415134 A CN201310415134 A CN 201310415134A CN 103452437 A CN103452437 A CN 103452437A
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- undersetting
- passage
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- 238000010276 construction Methods 0.000 claims description 5
- 208000012287 Prolapse Diseases 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 241000282326 Felis catus Species 0.000 description 5
- 230000007306 turnover Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
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Abstract
The invention relates to a sliding window door for a lower support passage of a tower crane and the tower crane. The sliding window door comprises a frame, a first window door and a second window door, wherein when the sliding window door is closed, two ends of the first window door and two ends of the second window door are respectively supported on the frame, the sliding window door further comprises a guide piece arranged on the frame, and when the sliding window door is opened, one of the first window door and the second window door moves through the guide piece and is superposed on the other of the first window door and the second window door. According to the technical scheme of the invention, because the opening operation of any one of the first window and the second window is moved by the guide piece and is overlapped on the other window and the second window, the invention has the advantages of small occupied space, labor saving and convenient up-and-down operation, and the opening operation of the window and the door can be conveniently carried out in a narrow space in the inner cavity of the lower support.
Description
Technical field
The present invention relates to engineering machinery field, especially relate to a kind of door and tower machine for tower machine undersetting passage.
Background technology
At present, in order to improve safety, some towers are confidential asks the cat ladder on standard knot to adopt the form that alternately staggers, during vertical tower, the number of standard knot may be odd number or even number, cause the position of the cat ladder that alternately staggers uncertain, make the undersetting regional status requirement difference of passing through, to undersetting, arrange that the passage window brings difficulty.
As shown in Figures 1 to 3, when the number of standard knot 100 is 3 (odd number), take back in the position of uppermost cat ladder 200, from the top view of undersetting 300, can find out, takes back in the position in current zone 400.As shown in Fig. 4～6, when the number of standard knot 100 is 2 (even number), owing to alternately staggering in the position of the cat ladder 200 in adjacent two standard knots 100, now, the position of uppermost cat ladder 200 takes over, and from the top view of undersetting 300, the position in current zone 400 also should take over.Thus, the position of current zone 400 on undersetting is uncertain, and undersetting is arranged to the passage window has brought difficulty.
The structure that adopts turnover door on undersetting is also arranged in prior art, and as shown in Fig. 7～8, this turnover door comprises the first window 500 and the second window 600, and they are arranged on undersetting by hinge 700 respectively.When opening, the first window 500 and the second window 600 are respectively along the direction of arrow shown in Fig. 8, around hinge 700 upsets separately.Adopt this structure, because the inner chamber of undersetting is narrow and small and have cable to pass, while operating two fan windows, people's space is too small, and easy and cable is interfered, inconvenient operation.Therefore, be necessary to be improved for the above-mentioned defect existed in prior art.
Summary of the invention
Main purpose of the present invention is to provide a kind of door and tower machine for tower machine undersetting passage, and this door has improved structure, in the inner chamber small space of undersetting, can carry out easily the window open operation.
To achieve these goals, according to a first aspect of the invention, a kind of door for tower machine undersetting passage is provided, comprise framework, the first window and the second window, when door is closed, the two ends of the first window and the second window are supported on respectively on framework, door also comprises the guide be arranged on framework, when door is opened, in the first window and the second window one moves and is stacked in by guide above another in the first window and the second window.
Further, guide is a pair of guiding skewback, is arranged on the both sides of the window center line along window push-and-pull direction of door, and between the first window and the second window; The guiding skewback has two guiding surfaces, and the overhead height of two guiding surfaces is all greater than or equal to the apical side height of the first window and the second window.
Further, the top of two guiding surfaces is contour.
Further, the vertical section of guiding skewback in the perpendicular along window push-and-pull direction is trapezoidal.
Further, the vertical section of guiding skewback in the perpendicular along window push-and-pull direction is isosceles trapezoid.
Further, door also comprises the handle be arranged at respectively on the first window and the second window.
Further, door also comprises a pair of limiting plate, and a pair of limiting plate is arranged at respectively the outside of corresponding guiding skewback with respect to the window center line, a pair of limiting plate for prevent the first window or the second window when mobile to two ends play and prolapse upwards.
Further, the first window and the second window are the frame construction that angle steel is welded, and are equipped with expanded metal lath on frame construction.
Further, size, shape and the structure of the first window and the second window are all identical.
According to a second aspect of the invention, provide a kind of tower machine, comprised the door for tower machine undersetting passage, door is the door according to any one in aforementioned first aspect.
According to technical scheme of the present invention, due to when opening, in the first window and the second window one move and be stacked in by guide another above, little, laborsaving, the upper and lower easy to operate advantage that takes up room is arranged, in the inner chamber small space of undersetting, can carry out easily the window open operation.
The accompanying drawing explanation
Figure of description is used to provide a further understanding of the present invention, forms a part of the present invention, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 is the partial structurtes schematic diagram that has the tower machine of odd number standard knot in prior art;
Fig. 2 is the sectional view of A-A line in Fig. 1;
Fig. 3 is from C to the view of observing in Fig. 1;
Fig. 4 is the partial structurtes schematic diagram that has the tower machine of even number standard knot in prior art;
Fig. 5 is the sectional view of B-B line in Fig. 4;
Fig. 6 is from D to the view of observing in Fig. 4;
Fig. 7 is the top view that has the undersetting of turnover door in prior art;
Fig. 8 is the structural representation of the described turnover door of Fig. 7;
Fig. 9 is the top view of the undersetting of the embodiment of the present invention, and now passage is in closed state;
Figure 10 is the sectional view of E-E line in Fig. 9;
Figure 11 is the sectional view of F-F line in Figure 10;
Figure 12 is the top view of the undersetting of the embodiment of the present invention, and now passage is in opening;
Figure 13 is the sectional view of M-M line in Figure 12;
Figure 14 is the sectional view of N-N line in Figure 13.
The specific embodiment
It should be noted that, in the situation that clearly do not limit or do not conflict, the feature in each embodiment of the present invention can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
In order to overcome the defect of tower machine undersetting passage window in prior art, the invention provides the door for tower machine undersetting passage after a kind of improve, can carry out easily the window open operation in the inner chamber small space of undersetting.
Should be for the door of tower machine undersetting passage, comprise framework, the first window and the second window, when door is closed, the two ends of the first window and the second window are supported on respectively on framework, door also comprises the guide be arranged on framework, when door is opened, in the first window and the second window one moves and is stacked in by guide above another in the first window and the second window.
According to this structure, in the first window or the second window, the open operation of any all moves and is stacked in above another by guide, little, laborsaving, the upper and lower easy to operate advantage that takes up room is arranged, in the inner chamber small space of undersetting, can carry out easily the window open operation.
Fig. 9 is the top view of the undersetting of the embodiment of the present invention, and now passage is in closed state, and Figure 10 is the sectional view of E-E line in Fig. 9.As shown in Figure 9 and Figure 10, undersetting 10 comprises door, and this door comprises framework, the first window 20, the second window 30, also comprises and lays respectively at a pair of guiding skewback 40 of door along the both sides of the window center line of window push-and-pull direction.
Wherein, framework is the rectangular enclosure structure that angle steel is made, and in the closed condition of door, the two ends up and down of the first window 20 and the second window 30 are supported on framework respectively.The first window 20 and the second window 30 are for opening and seal the passage of undersetting 10, and in them, each is welded into a frame construction by angle steel respectively, lays expanded metal lath in the above, has played the effect of bearing platform.Size, shape and the structure of the first window 20 and the second window 30 can be all identical.
Under the channel enclosed state shown in Figure 10, the first window 20 and the second window 30 are arranged on same plane, by the channel enclosed of undersetting 10, but due to each window load-bearing, therefore, as shown in the top view of Fig. 9, now they have formed an operating platform jointly.
Referring to Figure 10, guiding skewback 40 is arranged at the middle part of a side of door, and has the shape of isosceles trapezoid platform, and the cross section of skewback 40 in the perpendicular along described window push-and-pull direction of leading is isosceles trapezoid.Especially, the upper base that is positioned at end face that this is trapezoidal is narrower, is conducive to like this first window 20 or the second window 30 passes through from above more easily.Guiding skewback 40 can be arranged on the undersetting platform by the mode of for example welding.
In Figure 10, the right of the second window 30 is provided with handle 50, and it is conducive to the second window 30 is mentioned or pulled.Also can on other positions of the second window 30, handle 50 be set, manually pull as long as be convenient to.In like manner, the left side of the first window 20 also can be provided with handle 30.Handle 30 can be movably arranged on the first window 20 or the second window 30, so as above them or below both direction operate.
Figure 11 is the sectional view of F-F line in Figure 10, as shown in figure 11, is provided with guiding skewback 40 in the left and right sides of door.Especially, two guiding skewbacks 40 can all be arranged on the middle part of door both sides.The overhead height of guiding skewback 40 is higher than the apical side height of the first window 20 and the second window 30, be convenient to like this to promote any in two windows be stacked in another above.
Referring to Figure 11, the outside at each guiding skewback 40, can also arrange respectively limiting plate 60.Limiting plate 60 comprises horizontal segment and vertical section, and it has formed chute with together with the upper surface of framework, can limit the first window 20 or the second window 30 position when mobile.Especially, by limiting plate 60, both can prevent the first window 20 or the second window 30 when mobile towards the two ends play, also can limit window prolapse upwards in opening process.Limiting plate 60 can be arranged on the undersetting platform by the mode of welding.
Figure 12 is the top view of the undersetting of the embodiment of the present invention, and now passage, in opening, has occurred current regional 80 on undersetting 10.
Figure 13 is the sectional view of M-M line in Figure 12.In conjunction with Figure 10, Figure 12 and Figure 13, when needs are opened tower machine undersetting passage window, pull the handle 50 on the second window 30, drive the second window 30 to left movement, and rise on the inclined-plane of guiding skewback 40, then slide left, finally arrive position as shown in figure 13; always now the first window 20 and the second window 30 are overlapping, have vacated the space that original the second window 20 in door the right occupies.
Figure 14 is the sectional view of N-N line in Figure 13.Visible, in the passage opening, the second window 30 and the first window 20 are overlapping.In whole opening process, the second window 30 all is subject to the restriction of limiting plate 60, thereby can not occur to the phenomenon of two ends play and prolapse upwards.
In like manner, when needs by pathway closure the time, under state shown in Figure 13, pull the handle 50 on the second window 30, drive the second window 30 and move right, and rise along guiding skewback 40, and then slide to the right, along guiding skewback 40, descend, continue to slide to the right, move front position, closed channel until get back to the second window 30.
The aforementioned structure provided according to the embodiment of the present invention, the unlatching of the first window or the second window and " locked in " operation are all that the motion mode that pushes away, draws by level carries out, little, laborsaving, the upper and lower easy to operate advantage that takes up room is arranged, in the inner chamber small space of undersetting, can carry out easily window unlatching, " locked in " operation.In addition, the platform that the first window or the second window form after opening and sealing has weight-bearing function.
The door for tower machine undersetting passage of the present invention has been described according to embodiment in front, but this door is not limited in the parts described in this embodiment and/or annexation, for example, it is isosceles trapezoid that the guiding skewback is not limited only to vertical section, it can be also non-isosceles trapezoid, being perhaps the triangle of isosceles or non-isosceles, can also be other any shape that has respectively guiding surface on both sides.The overhead height of two guiding surfaces also can equal the apical side height of the first window or the second window.The handle setting position also is not limited to the particular location that this embodiment describes, and also can adopt a plurality of handles.
The invention still further relates to a kind of tower machine, it has the door for tower machine undersetting passage of aforementioned arbitrary embodiment and the described structure of modification thereof.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the door for tower machine undersetting passage, comprise framework, the first window (20) and the second window (30), when described door is closed, the two ends of described the first window (20) and the second window (30) are supported on respectively on described framework, it is characterized in that, described door also comprises the guide be arranged on described framework, when described door is opened, in described the first window (20) and the second window (30) one moves and is stacked in above another in described the first window (20) and the second window (30) by described guide.
2. the door for tower machine undersetting passage according to claim 1, it is characterized in that, described guide is a pair of guiding skewback (40), be arranged on the both sides of the window center line along window push-and-pull direction of described door, and be positioned between described the first window (20) and described the second window (30); Described guiding skewback (40) has two guiding surfaces, and the overhead height of described two guiding surfaces is all greater than or equal to the apical side height of described the first window (20) and described the second window (30).
3. the door for tower machine undersetting passage according to claim 2, is characterized in that, the top of described two guiding surfaces is contour.
4. the door for tower machine undersetting passage according to claim 2, is characterized in that, the vertical section of described guiding skewback (40) in the perpendicular along described window push-and-pull direction is trapezoidal.
5. the door for tower machine undersetting passage according to claim 4, is characterized in that, the vertical section of described guiding skewback (40) in the perpendicular along described window push-and-pull direction is isosceles trapezoid.
6. the door for tower machine undersetting passage according to claim 5, is characterized in that, described door also comprises the handle (50) be arranged at respectively on described the first window (20) and the second window (30).
7. the door for tower machine undersetting passage according to claim 6, it is characterized in that, described door also comprises a pair of limiting plate (60), described a pair of limiting plate is arranged at respectively the outside of corresponding described guiding skewback (40) with respect to described window center line, described a pair of limiting plate for prevent described the first window (20) or the second window (30) when mobile to two ends play and prolapse upwards.
8. the door for tower machine undersetting passage according to claim 1, is characterized in that, described the first window (20) and described the second window (30) are the frame construction that angle steel is welded, and on described frame construction, are equipped with expanded metal lath.
9. the door for tower machine undersetting passage according to claim 1, is characterized in that, size, shape and the structure of described the first window (20) and described the second window (30) are all identical.
10. a tower machine, comprise for the door of tower machine undersetting passage, it is characterized in that, described door is according to the described door of any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415134.5A CN103452437B (en) | 2013-09-12 | 2013-09-12 | Sliding window door for tower crane lower support passage and tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415134.5A CN103452437B (en) | 2013-09-12 | 2013-09-12 | Sliding window door for tower crane lower support passage and tower crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103452437A true CN103452437A (en) | 2013-12-18 |
| CN103452437B CN103452437B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310415134.5A Active CN103452437B (en) | 2013-09-12 | 2013-09-12 | Sliding window door for tower crane lower support passage and tower crane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701093A (en) * | 2017-10-30 | 2018-02-16 | 林群祥 | Fall arrest high ladder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100003077U (en) * | 2008-09-09 | 2010-03-18 | 주식회사 월드안전개발 | Tower crane entry barrier for easy transport and installation |
| CN202220064U (en) * | 2011-06-22 | 2012-05-16 | 河南黄河旋风股份有限公司 | Anti-rotation device for climbing channel of tower crane |
| CN102536050A (en) * | 2012-03-29 | 2012-07-04 | 刘晓光 | Window |
| CN202492305U (en) * | 2012-03-29 | 2012-10-17 | 中联重科股份有限公司 | Tower crane and lower support and platform thereof |
| CN103061643A (en) * | 2012-12-19 | 2013-04-24 | 中联重科股份有限公司 | Tower crane platform and platform folding window door thereof |
| CN202970348U (en) * | 2012-11-15 | 2013-06-05 | 广州一道注塑机械有限公司 | Movable safety door of mould clamping mechanism |
-
2013
- 2013-09-12 CN CN201310415134.5A patent/CN103452437B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100003077U (en) * | 2008-09-09 | 2010-03-18 | 주식회사 월드안전개발 | Tower crane entry barrier for easy transport and installation |
| CN202220064U (en) * | 2011-06-22 | 2012-05-16 | 河南黄河旋风股份有限公司 | Anti-rotation device for climbing channel of tower crane |
| CN102536050A (en) * | 2012-03-29 | 2012-07-04 | 刘晓光 | Window |
| CN202492305U (en) * | 2012-03-29 | 2012-10-17 | 中联重科股份有限公司 | Tower crane and lower support and platform thereof |
| CN202970348U (en) * | 2012-11-15 | 2013-06-05 | 广州一道注塑机械有限公司 | Movable safety door of mould clamping mechanism |
| CN103061643A (en) * | 2012-12-19 | 2013-04-24 | 中联重科股份有限公司 | Tower crane platform and platform folding window door thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701093A (en) * | 2017-10-30 | 2018-02-16 | 林群祥 | Fall arrest high ladder |
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| CN103452437B (en) | 2015-06-03 |
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