CN205616420U - Take circular arc of boss to delimit - Google Patents
Take circular arc of boss to delimit Download PDFInfo
- Publication number
- CN205616420U CN205616420U CN201620471744.6U CN201620471744U CN205616420U CN 205616420 U CN205616420 U CN 205616420U CN 201620471744 U CN201620471744 U CN 201620471744U CN 205616420 U CN205616420 U CN 205616420U
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- boss
- arc
- circular arc
- delimit
- delimited
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Abstract
The utility model relates to a take circular arc of boss to delimit. Middle section structural strength shortcoming is delimited to current circular arc for the displacement of deforming easily behind the atress is delimited to the circular arc. The utility model discloses an arc and demarcation board, the demarcation board is followed the perpendicular setting in arc one side edge, the arc dorsad delimit board one side and set up the bayonet socket, the interior cambered surface of arc with it is equipped with a boss to delimit the inter -plate, the bottom surface rigid coupling of boss is in on delimiting the wall of board on one side of the arc, the top surface forms a holding surface. Original circular arc delimit structural set up with kickplate under the base boss of conflicting for the external effort that the demarcation board received can transmit through the boss and on the base, strengthen the circular arc from this and delimit the middle section bearing capacity under kickplate, guarantees that step kickplate still can the safe operation when bearing great ambient pressure.
Description
Technical field
This utility model relates to a kind of escalator safety device, is specifically related to a kind of circular arc and delimits structure.
Background technology
Staircase is usually used in public place and transmits passenger, and staircase is linked in sequence and the step of loopy moving forms by a plurality of.Existing step includes tripod, be secured transverse on tripod kickplate crossbeam and kickplate lower bottom base, kickplate, pedal and be positioned at the circular arc at described kickplate two ends and delimit, described circular arc is delimited one end and is connected with kickplate crossbeam, the other end is connected with kickplate lower bottom base, and described kickplate is delimited by the circular arc being connected with described kickplate crossbeam, kickplate lower bottom base and is arranged on described tripod.Delimit between skirt panel and kickplate for supporting the circular arc of kickplate, play protection skirt panel and prevent kickplate from being acted on by external force deformation.Described circular arc is delimited and is included arc connected vertically and delimit plate, circular arc demarcation is connected with kickplate crossbeam and kickplate lower bottom base respectively by being located at the fixing hole of arc both sides, and on arc, offer the bayonet socket dodging kickplate lower bottom base bending edge, circular arc is made to delimit in addition to two ends fixing hole and tripod assembly are affixed, middle part is mounting structure, cause circular arc demarcation can deform upon because of stage casing stress, when circular arc is delimited individually loading 1500N test, circular arc is delimited owing to self-strength is inadequate, cause the displacement limit gauge more than 4mm, there is potential safety hazard in use.
Utility model content
In order to solve the deficiencies in the prior art, this utility model provides the circular arc of a kind of band boss to delimit, and delimits at original circular arc and sets up the boss conflicted with kickplate lower bottom base in structure, effectively strengthens circular arc and delimits stage casing bearing capacity, improve the load performance that circular arc is delimited, it is ensured that step safe operation.
This utility model is accomplished by: the circular arc of a kind of band boss is delimited, including arc and demarcation plate, described demarcation plate is arranged along described arc side edge-perpendicular, bayonet socket is offered in described arc the most described demarcation plate side, it is provided with a boss between the intrados of described arc and described demarcation plate, the bottom surface of described boss is fixed in described demarcation plate towards on the wall of arc side, and end face forms a supporting surface.Delimit at original circular arc and in structure, set up the boss conflicted with kickplate lower bottom base, the external forces that demarcation plate is subject to can be transferred on kickplate lower bottom base by boss, thus strengthen circular arc and delimit stage casing bearing capacity, it is ensured that step riser remains to safe operation when bearing bigger ambient pressure.Boss side is fixed in delimits on plate, and the supporting surface of opposite side is conflicted on kickplate lower bottom base, and boss had both played outside transmission demarcation plate and born the effect of pressure, also played a supporting role demarcation plate, and then guaranteed that displacement when circular arc delimits stress is less than 4mm.
As preferably, described boss is arranged on described bayonet socket side, and the supporting surface of described boss is arranged higher than described bayonet socket bottom surface.Owing to bayonet socket is arranged for dodging kickplate lower bottom base bending edge, boss is arranged on bayonet socket side, both played and strengthened the effect of arc plate structure intensity at bayonet socket, the active force that demarcation plate is subject to can also be transferred on kickplate lower bottom base bending edge, owing to bending edge has preferable ability of anti-deformation, make to delimit plate and there is more stable support, thus reduce force displacement.Owing to there is gap between bayonet socket sidewall, bottom surface and kickplate lower bottom base bending edge, the supporting surface of described boss is arranged higher than described bayonet socket bottom surface so that supporting surface can mate conflict on kickplate lower bottom base bending edge.
As preferably, described boss cross section is square, and described boss one side wall surface is affixed with described arc, and opposite side wall stretches out and exposes to described demarcation edges of boards edge.Square boss effectively can prevent on side stress totally tansitive to respective side the situation of Force decomposition to different directions because boss cross section is irregular.Described boss one side wall surface is affixed with described arc, effectively strengthens the structural strength of arc opening part, plays and strengthens arc and delimit the effect of plate bonding strength；Boss opposite side wall stretches out and exposes to described demarcation edges of boards edge, boss is made to have bigger supporting surface, it is effectively increased the contact area of supporting surface and kickplate lower bottom base bending edge, and the situation preventing both from departing from because of stress skew occurs, in addition, increase boss length, be conducive to improving boss self structure intensity and ability of anti-deformation.
As preferably, described bayonet socket is little trapezoidal in the mouth big end, and described boss thickness is more than described buckle base length.It is effectively increased the contact area between supporting surface and kickplate lower bottom base bending edge, and the situation preventing both from departing from because of stress skew occurs.
As preferably, described arc both ends are equipped with fixing hole.Arc is connected with kickplate crossbeam, kickplate lower bottom base respectively by fixing hole, has both played the effect that fixing circular arc is delimited, moreover it is possible to effectively undertake the active force that arc two ends are subject to.
As preferably, setting gradually at least three pieces of set squares between the intrados of described arc and described demarcation plate, the two pieces of set squares being positioned at head and the tail lay respectively at the outside of corresponding fixing hole.Strengthen arc and delimit bonding strength between plate, preventing both junctions from bending because of External Force Acting, rupturing.
As preferably, described demarcation plate is provided with the groove bar offered along it with described arc extrados connecting line.Groove bar arcuately connecting line line is offered, and utilizes the support bar of the groove bar and support kickplate of setting kickplate to realize circular arc demarcation and kickplate rises location, supporting role, it is ensured that kickplate profile keeps arc, will not deform upon because of external force.
The beneficial effects of the utility model: delimit at original circular arc and set up the boss conflicted with kickplate lower bottom base in structure, the external forces that demarcation plate is subject to can be transferred on kickplate lower bottom base by boss, thus strengthen circular arc and delimit stage casing bearing capacity, displacement when making circular arc delimit stress is less than 4mm, it is ensured that step riser remains to safe operation when bearing bigger ambient pressure.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is that this utility model uses state sectional structure schematic diagram；
In figure: 1, arc, 2, delimit plate, 3, bayonet socket, 4, boss, 5, supporting surface, 6, fixing hole, 7, set square, 8, groove bar, 9, bending edge.
Detailed description of the invention
Below in conjunction with specification drawings and specific embodiments, substantive distinguishing features of the present utility model is further described.
The circular arc of a kind of band boss as shown in Figure 1 is delimited, it is made up of arc 1 and demarcation plate 2, described demarcation plate 2 is arranged along described arc 1 side edge-perpendicular, bayonet socket 3 is offered in described arc 1 the most described demarcation plate 2 side, it is provided with a boss 4 between the intrados of described arc 1 and described demarcation plate 2, the bottom surface of described boss 4 is fixed in described demarcation plate 2 towards on the wall of arc 1 side, and end face forms a supporting surface 5.The two ends delimited due to circular arc are affixed with step by fixing hole 6, so, set up boss 4 and be positioned at the ability of anti-deformation of 6 sections of both sides fixing hole for strengthening circular arc demarcation.
In practical operation, described boss 4 may be mounted at the optional position that circular arc is delimited, as long as bottom surface and circular arc are delimited fixing, by adjusting profile and the size of boss 4, the supporting surface 5 formed by end face is made to conflict on tripod or kickplate crossbeam or kickplate lower bottom base, all can play enhancing circular arc and delimit anti-deformation, displacement performance, all can be considered as specific embodiment of the utility model.After setting up boss, when circular arc is delimited individually loading 1500N test, displacement is less than 4mm, meets the requirements.
In practical operation, described boss 4 is arranged on described bayonet socket 3 side, can be as a kind of preferred embodiment, as shown in Figure 2, the bending edge 9 having kickplate lower bottom base at bayonet socket 3 passes so that boss 4 has only to the task that less size just can complete to support, in addition, boss 4 is increased, moreover it is possible to make up structural strength impact arc 1 caused because offering opening at opening part.
In practical operation, the supporting surface 5 of described boss 4 is arranged higher than described bayonet socket 3 bottom surface.And the annexation between supporting surface 5 and kickplate lower bottom base bending edge can be various ways, connect including conflicting and fixing connection, when using conflict to connect, because increasing the size of supporting surface 5, prevent from departing from because of both stress skews, be regarded as specific embodiment of the utility model, when using affixed mode, can with use weld, the mode such as be spirally connected, and supporting surface 5 profile and the laminating of bending edge outline.
In practical operation, described boss 4 cross section is square, and described boss 4 one side wall surface is affixed with described arc 1, and opposite side wall stretches out and exposes to described demarcation plate 2 edge.Square boss 4 can mate and snaps in arc connected vertically 1 and delimit in plate 2, moreover it is possible to guarantee the contact area between boss 4 and adjacent component.Described boss 4 can also change into other shape according to the situation connecting station and conflict station, the most shaft-like or L-shaped etc., is regarded as specific embodiment of the utility model.
In practical operation, described bayonet socket 3 is little trapezoidal in the big end in mouth, and described boss 4 thickness is more than described buckle base length.Described arc 1 both ends are equipped with fixing hole 6, and described demarcation plate 2 is provided with the groove bar 8 offered along it with described arc 1 extrados connecting line.Groove bar 8 arcuately connecting line line is offered, and utilizes the support bar of the groove bar 8 and support kickplate of setting kickplate to realize circular arc demarcation and kickplate rises location, supporting role, it is ensured that kickplate profile keeps arc, will not deform upon because of external force.
In practical operation, setting gradually at least three pieces of set squares 7 between the intrados of described arc 1 and described demarcation plate 2, the two pieces of set squares 7 being positioned at head and the tail lay respectively at the outside of corresponding fixing hole 6.The first right-angle side being positioned at the set square 7 outside described fixing hole 6 is connected with arc 1, and the second right-angle side is connected with described demarcation plate 2, can increase the first right-angle side and the length of the second right-angle side according to installing space situation；The first right-angle side being positioned at the set square 7 between described fixing hole 6 is connected with arc 1, owing to being limited by installing space and comparatively short, the second right-angle side by with delimit plate 2 and reinforcing plate is connected, can have longer length.In sum, two right-angle side length of set square 7 can adjust according to actual installation special case, both installation will not be hindered because set square 7 is oversize, moreover it is possible to increase to greatest extent and delimit plate 2, arc 1 or the contact area of reinforcing plate and scope, to obtain preferable structural strength.
Claims (7)
1. the circular arc of a band boss is delimited, including arc (1) and demarcation plate (2), described demarcation plate (2) is arranged along described arc (1) side edge-perpendicular, bayonet socket (3) is offered in described arc (1) the most described demarcation plate (2) side, it is characterized in that, it is provided with a boss (4) between the intrados of described arc (1) and described demarcation plate (2), the bottom surface of described boss (4) is fixed in described demarcation plate (2) towards on the wall of arc (1) side, and end face forms a supporting surface (5).
The circular arc of a kind of band boss the most according to claim 1 is delimited, it is characterised in that described boss (4) is arranged on described bayonet socket (3) side, and the supporting surface (5) of described boss (4) is arranged higher than described bayonet socket (3) bottom surface.
3. delimit according to the circular arc of the arbitrary described a kind of band boss of claim 1-2, it is characterized in that, described boss (4) cross section is square, and described boss (4) side wall surface is affixed with described arc (1), and opposite side wall stretches out and exposes to described demarcation plate (2) edge.
The circular arc of a kind of band boss the most according to claim 3 is delimited, it is characterised in that described bayonet socket (3) is little trapezoidal in the big end in mouth, and described boss (4) thickness is more than described bayonet socket base length.
The circular arc of a kind of band boss the most according to claim 3 is delimited, it is characterised in that described arc (1) both ends are equipped with fixing hole (6).
The circular arc of a kind of band boss the most according to claim 3 is delimited, it is characterized in that, setting gradually at least three pieces of set squares (7) between the intrados of described arc (1) and described demarcation plate (2), the two pieces of set squares (7) being positioned at head and the tail lay respectively at the outside of corresponding fixing hole (6).
The circular arc of a kind of band boss the most according to claim 3 is delimited, it is characterised in that described demarcation plate (2) is provided with the groove bar (8) offered along itself and described arc (1) extrados connecting line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471744.6U CN205616420U (en) | 2016-05-23 | 2016-05-23 | Take circular arc of boss to delimit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620471744.6U CN205616420U (en) | 2016-05-23 | 2016-05-23 | Take circular arc of boss to delimit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205616420U true CN205616420U (en) | 2016-10-05 |
Family
ID=57024335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620471744.6U Active CN205616420U (en) | 2016-05-23 | 2016-05-23 | Take circular arc of boss to delimit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205616420U (en) |
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2016
- 2016-05-23 CN CN201620471744.6U patent/CN205616420U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |