CN105329762A - Overall die-casting ladder step with plastic frame on one side - Google Patents
Overall die-casting ladder step with plastic frame on one side Download PDFInfo
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- CN105329762A CN105329762A CN201510810741.0A CN201510810741A CN105329762A CN 105329762 A CN105329762 A CN 105329762A CN 201510810741 A CN201510810741 A CN 201510810741A CN 105329762 A CN105329762 A CN 105329762A
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- hand member
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Abstract
The invention discloses an overall die-casting ladder step with a plastic frame on one side. The ladder step comprises a ladder step blank and the plastic frame, wherein a plurality of vertical slots are arranged in the middle part of the front edge of the ladder step blank, each vertical slot extends in the vertical direction and the front end of the vertical slot is provided with an opening; a left horizontal slot and a right horizontal slot which extend in the width direction are formed on the left side and the right side of the ladder step blank respectively; a left end frame, a plurality of middle frames and a right end frame are arranged on the plastic frame in turn in the horizontal direction; the left end frame is connected with the ladder step blank by the left horizontal slot, each middle frame is connected with the ladder step blank by the vertical slot respectively, the right end frame is connected with the ladder step blank by the right horizontal slot, the adjacent left end frame and the middle frame are clamped with each other, the adjacent two middle frames are clamped with each other, and the adjacent middle frame and the right end frame are clamped with each other. Compared with the prior art, the plastic frame can be more simply and more conveniently assembled, is safer and more reliable, and can be more conveniently exchanged.
Description
Technical field
The present invention relates to the step of escalator, especially a kind of integral die-cast step of single-side belt plastic frame.
Background technology
Overall aluminium die casting step is a kind of step conventional in escalator.For playing warning function, three lateral edges assembling yellow outline of step tread of being everlasting are safety zone in reminding passengers yellow outline.Along with the issue of up-to-date GB GB16899-2012, apron hairbrush becomes an essential element of escalator.Thus, the frame of the step left and right sides also non-essential existence.The assembling mode of common frame and step is, by screw and nut, frame is fixed on installation site.This assembling mode both installed complexity, there is again very large potential safety hazard, long-term corrosion under vibration when staircase runs or outdoor environment, screw-nut all may be caused to come off, cause frame to depart from, if now frame falls into staircase internal guide rail, may safety misadventure be caused.
Summary of the invention
In view of this, the object of this invention is to provide a kind of assemble more convenient, use safety and reliability and the integral die-cast step of the easily changeable single-side belt plastic frame of frame.
For achieving the above object, the invention provides a kind of integral die-cast step of single-side belt plastic frame, comprise step blank and be installed on the plastic frame of front edge of described step blank, it is characterized in that: be provided with multiple longitudinal draw-in groove in the middle part of the front edge of described step blank, each described longitudinal draw-in groove extends longitudinally and front end has opening; The left and right sides of described step blank offers the left horizontal draw-in groove of broad ways extension and right horizontal draw-in groove respectively; Described plastic frame is transversely arranged in sequence with left end frame, multiple middle parts frame and right-hand member frame; Described left end frame is connected on described step blank by described left horizontal draw-in groove, each described middle part frame is connected on described step blank respectively by described longitudinal draw-in groove, described right-hand member frame is connected on described step blank by described right horizontal draw-in groove, mutual clamping between adjacent described left end frame and described middle part frame, mutual clamping between two adjacent described middle part frames, mutual clamping between adjacent described middle part frame and described right-hand member frame.
Preferably, the bottom of described left end frame has the left horizontal card base that transversely can slide and be connected on described left horizontal draw-in groove, and the right-hand member of described left end frame also has the left stop part stopping and be positioned at the middle part frame on the right side of described left end frame and longitudinally skid off; The bottom of described right-hand member frame has the right horizontal card base that transversely can slide and be connected on described right horizontal draw-in groove, and the left end of described right-hand member frame also has the right stop part stopping and be positioned at the middle part frame on the left of described right-hand member frame and longitudinally skid off.
More preferably, described left horizontal draw-in groove has the left side be connected and penetrates hole and left connecting bore, and longitudinal width that a described left side penetrates hole is greater than described left connecting bore; Described left horizontal card base has left root and is positioned at described left root lower end and the left hook portion longitudinally bent, and it is suitable that longitudinal width of described left hook portion and a described left side penetrate hole, longitudinal width of described left root and described left connecting bore interference fit.
More preferably, described right horizontal draw-in groove has the right side be connected and penetrates hole and right connecting bore, and longitudinal width that the described right side penetrates hole is greater than described right connecting bore; Described right horizontal card base has right radical portion and is positioned at described right radical subordinate end and the right hook portion longitudinally bent, and it is suitable that longitudinal width of described right hook portion and the described right side penetrate hole, longitudinal width in described right radical portion and described right connecting bore interference fit.
Preferably, the bottom of described middle part frame has longitudinally to slide and is connected to longitudinal card base of described longitudinal draw-in groove.
More preferably, described longitudinal card base has middle root and is arranged in described root lower end and the hook portion transversely bent, the transverse width of described middle hook portion is greater than described longitudinal draw-in groove, the transverse width of described middle root (211) and described longitudinal draw-in groove interference fit.
Further preferably, one of them of adjacent two described middle part frames has the rear side step of transversely projection, another have transversely projection and coordinate the front side step that stops that described rear side step longitudinally skids off with described rear side step.
The present invention, when assembling plastic frame, does not need extra fastener to fix, as long as first snapped in along the longitudinal direction successively in longitudinal draw-in groove by multiple middle parts frame, according to the quantity of step width-adjustable whole middle part frame; Then vertical for left end frame step tread is inserted left horizontal draw-in groove then along the slide lock connection to the right of left horizontal draw-in groove, again vertical for right-hand member frame step tread is inserted right horizontal draw-in groove then along the slide lock connection left of right horizontal draw-in groove, just can combine the whole plastic frame obtaining being connected to step tread front edge.And, due to clamping all mutually between adjacent two rim member, can prevent rim member from longitudinally skidding off, so greatly strengthen the reliability of plastic frame entirety, avoid frame to come off and cause safety misadventure.In addition, the present invention, when changing frame, also only needs first laterally to exit left end frame and right-hand member frame, is more longitudinally exited one by one by middle part frame, very convenient.
Therefore, compared to prior art, the integral structure safety and reliability of integral die-cast step of the present invention, assembling and the replacing of plastic frame are also convenient, improve the outdoor reliability of use of escalator and the convenience of maintenance.
Accompanying drawing explanation
Fig. 1 is the front view after overall package of the present invention.
Fig. 2 is that X-X in Fig. 1 is to cutaway view.
Fig. 3 is that Y-Y in Fig. 1 is to cutaway view.
Fig. 4 is the front view of the step blank in the present invention.
Fig. 5 is the front view of the left end frame in the present invention.
Fig. 6 is the birds-eye view of the left end frame in the present invention.
Fig. 7 is that D-D in Fig. 6 is to cutaway view.
Fig. 8 is the front view of frame in the middle part of the first in the present invention.
Fig. 9 is the birds-eye view of frame in the middle part of the first in the present invention.
Figure 10 is that E-E in Fig. 9 is to cutaway view.
Figure 11 is the front view of frame in the middle part of the second in the present invention.
Figure 12 is the front view of the right-hand member frame in the present invention.
Figure 13 is the birds-eye view of the right-hand member frame in the present invention.
Figure 14 is that F-F in Figure 13 is to cutaway view.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Embodiment one
Refer to Fig. 1 to Fig. 4, a kind of integral die-cast step of single-side belt plastic frame, comprise step blank 5 and be installed on the plastic frame of front edge of described step blank 5, be provided with multiple longitudinal draw-in groove 51 in the middle part of the front edge of step blank 5, each longitudinal draw-in groove 51 extends longitudinally and front end has opening.The left and right sides of step blank 5 offers the left horizontal draw-in groove 52 of broad ways extension and right horizontal draw-in groove 53 respectively; Described plastic frame is transversely arranged in sequence with left end frame 1, multiple middle parts frame and right-hand member frame 4; Described left end frame 1 is connected on described step blank 5 by described left horizontal draw-in groove 52.Middle part frame has two kinds, and in the middle part of the first, frame 2 as seen in figs. 8-10, and in the middle part of the second, frame 3 as shown in figure 11.
Each middle part frame is connected on step blank 5 respectively by longitudinal draw-in groove 51, right-hand member frame 4 is connected on step blank 5 by described right horizontal draw-in groove 53, mutual clamping between adjacent left end frame 1 and middle part frame 2, clamping mutually between two adjacent middle part frames, mutual clamping between adjacent middle part frame and right-hand member frame 4.
As shown in Figs. 5 to 7, the bottom of left end frame 1 has the left horizontal card base 11 that transversely can slide and be connected on left horizontal draw-in groove 52, and the right-hand member of left end frame 1 also has the left stop part 12 stopping and be positioned at the middle part frame 2 on the right side of left end frame 1 and longitudinally skid off.As shown in Figure 4, left horizontal draw-in groove 52 has the left side be connected and penetrates hole 521 and left connecting bore 522, and longitudinal width that a left side penetrates hole 521 is greater than left connecting bore 522.As Fig. 7 so, left horizontal card base 11 has left root 111 and is positioned at left root 111 lower end and the left hook portion 112 longitudinally bent, it is suitable that longitudinal width of left hook portion 112 and a left side penetrate hole 521, longitudinal width of left root 111 and described left connecting bore 522 interference fit.
As shown in Figure 12 to 14, the bottom of right-hand member frame 4 has the right horizontal card base 41 that transversely can slide and be connected on described right horizontal draw-in groove 53, and the left end of right-hand member frame 4 also has the right stop part 42 stopping and be positioned at the middle part frame 2 on the left of described right-hand member frame 4 and longitudinally skid off.As shown in Figure 4, right horizontal draw-in groove 53 has the right side be connected and penetrates hole 531 and right connecting bore 532, and longitudinal width that the right side penetrates hole 531 is greater than described right connecting bore 532.As shown in figure 14, right horizontal card base 41 has right radical portion 411 and is positioned at lower end, right radical portion 411 and the right hook portion 412 longitudinally bent, it is suitable that longitudinal width of right hook portion 412 and the right side penetrate hole 531, longitudinal width in right radical portion 411 and right connecting bore 532 interference fit.
As shown in Figures 8 to 10, middle part frame has two kinds, and in the middle part of the first, the bottom of frame 2 has longitudinally to slide and is connected to longitudinal card base 21 of longitudinal draw-in groove 51.Longitudinal card base 21 has middle root 211 and is arranged in described root 211 lower end and the hook portion 212 transversely bent, and the transverse width of described middle hook portion 212 is greater than described longitudinal draw-in groove 51, the transverse width of middle root 211 and described longitudinal draw-in groove 51 interference fit.
As shown in figure 11, in the middle part of the second, frame 3 also has longitudinally to slide and is connected to longitudinal card base of longitudinal draw-in groove 51, and the structure of its longitudinal card base is identical with longitudinal card base 21 of frame in the middle part of the first 2.
Unlike, in the middle part of the first, the left side of frame 2 has the rear side step 22 of transversely projection, and right side has the front side step 23 of transversely projection; In the middle part of the second, the left and right sides of frame 3 is all the rear side step 32 of transversely projection.When multiple middle parts frame is transversely arranged in order, the front side step 23 of rear side step 22 with another in the middle part of the first on frame in one of them of adjacent two frames 2 in the middle part of the first matches, in the middle part of the first of left side the front side step 23 of frame 2 block right side the first in the middle part of frame 2 longitudinally skid off.
As shown in Figure 1, in the present embodiment, always have three frames 2 in the middle part of the first, wherein the rear side step 22 of middle part, first, left side frame 2 is stopped by the stop part 12 of left end frame 1.The front side step 23 of the 3rd middle part frame 2 of number coordinates with the rear side step 32 in the left side on the middle part frame 3 be positioned on the right side of it from left to right, stops that middle part frame 3 longitudinally skids off.The stop part 42 of right-hand member frame 4 is blocked on the rear side step 32 on the right side of middle part frame 3.Thus, when mounted, middle part frame 3 is first installed, then multiple middle parts frame 2 is installed from right to left successively, after finally securing left end frame 1 and right-hand member frame 4, all middle part frames 2,3 all lock together successively mutually, can effectively prevent middle part frame 2,3 from longitudinally skidding off.During dismounting and change plastic frame, mention after left end frame 1 and right-hand member frame 4 are transversely slided and just can take out, then remove middle part frame 2,3 successively from left to right, very convenient.Therefore, plastic frame assembling of the present invention is easier, and more safe and reliable, changes convenient.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and implement according to this; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (7)
1. the integral die-cast step of a single-side belt plastic frame, comprise step blank and be installed on the plastic frame of front edge of described step blank, it is characterized in that: be provided with multiple longitudinal draw-in groove in the middle part of the front edge of described step blank, each described longitudinal draw-in groove extends longitudinally and front end has opening; The left and right sides of described step blank offers the left horizontal draw-in groove of broad ways extension and right horizontal draw-in groove respectively; Described plastic frame is transversely arranged in sequence with left end frame, multiple middle parts frame and right-hand member frame; Described left end frame is connected on described step blank by described left horizontal draw-in groove, each described middle part frame is connected on described step blank respectively by described longitudinal draw-in groove, described right-hand member frame is connected on described step blank by described right horizontal draw-in groove, mutual clamping between adjacent described left end frame and described middle part frame, mutual clamping between two adjacent described middle part frames, mutual clamping between adjacent described middle part frame and described right-hand member frame.
2. the integral die-cast step of a kind of single-side belt plastic frame according to claim 1, it is characterized in that: the bottom of described left end frame has the left horizontal card base that transversely can slide and be connected on described left horizontal draw-in groove, the right-hand member of described left end frame also has the left stop part stopping and be positioned at the middle part frame on the right side of described left end frame and longitudinally skid off; The bottom of described right-hand member frame has the right horizontal card base that transversely can slide and be connected on described right horizontal draw-in groove, and the left end of described right-hand member frame also has the right stop part stopping and be positioned at the middle part frame on the left of described right-hand member frame and longitudinally skid off.
3. the integral die-cast step of a kind of single-side belt plastic frame according to claim 2, is characterized in that: described left horizontal draw-in groove has the left side be connected and penetrates hole and left connecting bore, and longitudinal width that a described left side penetrates hole is greater than described left connecting bore; Described left horizontal card base has left root and is positioned at described left root lower end and the left hook portion longitudinally bent, and it is suitable that longitudinal width of described left hook portion and a described left side penetrate hole, longitudinal width of described left root and described left connecting bore interference fit.
4. the integral die-cast step of a kind of single-side belt plastic frame according to claim 2, is characterized in that: described right horizontal draw-in groove has the right side be connected and penetrates hole and right connecting bore, and longitudinal width that the described right side penetrates hole is greater than described right connecting bore; Described right horizontal card base has right radical portion and is positioned at described right radical subordinate end and the right hook portion longitudinally bent, and it is suitable that longitudinal width of described right hook portion and the described right side penetrate hole, longitudinal width in described right radical portion and described right connecting bore interference fit.
5. the integral die-cast step of a kind of single-side belt plastic frame according to claim 1, is characterized in that: the bottom of described middle part frame has longitudinally to slide and is connected to longitudinal card base of described longitudinal draw-in groove.
6. the integral die-cast step of a kind of single-side belt plastic frame according to claim 5, it is characterized in that: described longitudinal card base has middle root and is arranged in described root lower end and the hook portion transversely bent, the transverse width of described middle hook portion is greater than described longitudinal draw-in groove, the transverse width of described middle root and described longitudinal draw-in groove interference fit.
7. the integral die-cast step of a kind of single-side belt plastic frame according to claim 1 or 5 or 6, it is characterized in that: the rear side step one of them of adjacent two described middle part frames with transversely projection another having transversely projection and coordinate the front side step that stops that described rear side step longitudinally skids off with described rear side step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510810741.0A CN105329762B (en) | 2015-11-20 | 2015-11-20 | Overall die-casting ladder step with plastic frame on one side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510810741.0A CN105329762B (en) | 2015-11-20 | 2015-11-20 | Overall die-casting ladder step with plastic frame on one side |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105329762A true CN105329762A (en) | 2016-02-17 |
| CN105329762B CN105329762B (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510810741.0A Active CN105329762B (en) | 2015-11-20 | 2015-11-20 | Overall die-casting ladder step with plastic frame on one side |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006338A (en) * | 2016-08-05 | 2016-10-12 | 吴江全胜机电有限公司 | Stair with boundaries |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5242042A (en) * | 1992-12-21 | 1993-09-07 | Inventio Ag | Escalator having lateral safety boundaries |
| CN2776937Y (en) * | 2005-02-03 | 2006-05-03 | 方小波 | Electric staircase step |
| CN201458498U (en) * | 2009-06-29 | 2010-05-12 | 顾晓隆 | Intercalated automatic ladder step of main wheel axle seat |
| CN203938350U (en) * | 2014-07-07 | 2014-11-12 | 宁波昌隆机电有限公司 | In a kind of escalator step, the side of kickplate is delimited |
| CN204588418U (en) * | 2015-04-23 | 2015-08-26 | 吴江全胜机电有限公司 | Aluminum alloy step |
| CN205170134U (en) * | 2015-11-20 | 2016-04-20 | 江南嘉捷电梯股份有限公司 | Whole die -casting step of single side band plastics frame |
-
2015
- 2015-11-20 CN CN201510810741.0A patent/CN105329762B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5242042A (en) * | 1992-12-21 | 1993-09-07 | Inventio Ag | Escalator having lateral safety boundaries |
| CN2776937Y (en) * | 2005-02-03 | 2006-05-03 | 方小波 | Electric staircase step |
| CN201458498U (en) * | 2009-06-29 | 2010-05-12 | 顾晓隆 | Intercalated automatic ladder step of main wheel axle seat |
| CN203938350U (en) * | 2014-07-07 | 2014-11-12 | 宁波昌隆机电有限公司 | In a kind of escalator step, the side of kickplate is delimited |
| CN204588418U (en) * | 2015-04-23 | 2015-08-26 | 吴江全胜机电有限公司 | Aluminum alloy step |
| CN205170134U (en) * | 2015-11-20 | 2016-04-20 | 江南嘉捷电梯股份有限公司 | Whole die -casting step of single side band plastics frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006338A (en) * | 2016-08-05 | 2016-10-12 | 吴江全胜机电有限公司 | Stair with boundaries |
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| Publication number | Publication date |
|---|---|
| CN105329762B (en) | 2017-03-22 |
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Effective date of registration: 20180423 Address after: 215122 Suzhou Industrial Park, Suzhou Province, the only new road, No. 28, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 215122 Suzhou Industrial Park, Jiangsu, the only new road, No. 28 Patentee before: SJEC Corporation |