CN203603393U - Beam-free stairway - Google Patents
Beam-free stairway Download PDFInfo
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- CN203603393U CN203603393U CN201320694609.4U CN201320694609U CN203603393U CN 203603393 U CN203603393 U CN 203603393U CN 201320694609 U CN201320694609 U CN 201320694609U CN 203603393 U CN203603393 U CN 203603393U
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Abstract
The utility model relates to a beam-free stairway which comprises a stairway section formed by a whole metal plate in a bent mode. The stairway section is provided with N sequentially-connected stepping sections, wherein the N is a natural number. Each stepping section comprises a base plate and a vertical plate perpendicular to the base plate. The beam-free stairway further comprises stepping plates, skirting plates and fences, wherein the stepping plates are arranged on the base plates of the stepping sections, the skirting plates are arranged on the vertical plates of the stepping sections, and the fences are connected with the lateral sides of the stairway section to be used for bearing the gravity of the stairway section. The vertical heights of the fences are larger than the vertical height of each stepping section, and the gradients of the fences and the gradient of the stairway section are kept coincident. Compared with the prior art, due to he fact that the fences are arranged on the lateral sides of the stairway section, in practical use, stress originally concentrated on a stairway beam is gradually shifted to two sides of the stairway section and the fences on the two sides of the stairway section through the mechanical principle, the bearing stress of the whole stairway section is accordingly reduced, the strength of the whole stairway section is improved, and potential safety hazards are eliminated.
Description
Technical field
The utility model relates to a kind of stair, and particularly a kind of finished product for house is without beam stair.
Background technology
Stair, as having in the building constructions in building, are the important components while downstairs walking on solving., architect designs stair in creation as the scenery in a space, become the carrier of design of expression Shi Wenhua, art, thought, in the situation that meeting its function, surmounts pure function, allows the imagination to full play.
In current a lot of public buildings, stair are an emphasis of architectural design often, plays the effect of interspersing space.
This year, (2013) state in June lived " the premises finished product stair " standards of having built cloth promulgated by the ministries or commissions of the Central Government, indicated China's residence stairs Engage of standard, finished product, batch production epoch.At present, most residence stairs generally is the staircase design of beam, i.e. stringer type stairway.Stringer type stairway is that cant beam one end is bearing on building crossbeam by cant beam is set in the middle of two sides of stair or stair bench, and the other end is located on terrace surface or floor face, and cant beam is used for carrying stair step bench and pedestrian's load.The feature of stringer type stairway is: long this of stair bench can be made at the scene, produces in transportation and on-the-spotly installs all more difficultly as batch production, and it is heavy that this class stair outward appearance all seems.So the defect of bringing in order to overcome these class stair, arises without beam stair.
But at present domestic existing without beam stair due to the defects in various technical and designs, fail to reach the requirement in finished product stair standard, also fail to accomplish that the standardization of products and batch production produce.In order to overcome the current technological deficiency of bringing without beam stair, need to redesign it, meet the demand in society and market.
Utility model content
It is a kind of without beam stair that the purpose of this utility model is to provide, existing without the too low defect of beam stair supporting capacity to overcome.
For achieving the above object, it is a kind of without beam stair that the utility model provides, and comprises by block of metal sheet material and bend the stair bench forming, and described stair bench has N the section of marking time being connected successively, and wherein said N is natural number.
The described section of marking time comprises: base plate, the riser vertical with described base plate, described in the section of marking time entirety L-shaped.
Describedly also comprise without beam stair: step plate described in being arranged on the section of marking time base plate, be arranged on described in baseboard on the section of marking time riser, be connected with the side of described stair bench for carrying the stressed fence of stair.Wherein, the vertical height of described fence is higher than the vertical height of the single section of marking time, and the gradient of the gradient of described fence and described stair bench is consistent.
Embodiment of the present utility model in terms of existing technologies, because whole stair bench is to adopt a block of metal sheet material bending to form, can improve the whole intensity without beam stair bench by the strength characteristics of sheet metal self.In addition because the side of stair bench arranges fence.In actual assembling process, can only in a side of stair bench, fence be set, also can fence be set simultaneously in the both sides of stair bench, in the time that fence is arranged on a side of stair bench, the opposite side of stair bench can be directly and metope be fixed.Hence one can see that in the time that stair bench is stressed, by the principle of mechanics, by originally concentrated on stress on stair stringer progressively to stair bench both sides and the fence of stair bench both sides shift, thereby the carrying that has reduced whole stair bench is stressed, improve the intensity of whole stair, eliminated potential safety hazard.And because stair bench is optionally installed one-sided fence or bilateral fence.Thereby make of the present utility modelly there is application scenarios widely without beam stair, can meet installation and the user demand of different scenes.
Wherein, described sheet metal is steel plate, and whole stair bench is the steel work that adopts steel plate bending to form.Because this is known, form because whole stair bench adopts steel plate bending, and steel plate has higher intensity, lighter deadweight, better integral rigidity and stronger non-deformability for other sheet metals.So further improved the stressed and non-deformability of the carrying of whole stair bench.
Further, described in the base plate both sides of the section of marking time bend inwards and form the first grooved passage that can be inserted by described step plate, described in the riser both sides of the section of marking time the second grooved passage that formation can be inserted by described baseboard that bends inwards.Hence one can see that, the structure of the similar angle steel in both sides of base plate and riser, in the time that the section of marking time is stressed, stress progressively can be distributed to the both sides of base plate and riser, bear its main stress by the bending place of base plate and riser both sides, further reduce the stressed of the each section of marking time center, thereby improved non-deformability and the mechanical strength of whole stair bench.
And in the time of practical set, can first baseboard be inserted in the second grooved passage of riser and first be connected with riser, and then step plate be inserted in the first grooved passage of base plate and be connected with base plate again.After having assembled, the end of described baseboard is the soffit that directly withstands the step plate in this section of marking time, and the afterbody of described baseboard is the upper surface that is against the step plate in adjacent one group of section of marking time, baseboard makes in its second grooved passage that is fixed on riser under the effect of two adjacent groups step plate, thereby completes the steady job of whole baseboard.
In addition, the intersection of the step plate in the described section of marking time and baseboard offers a notch; Wherein, the first half of described notch is opened on described step plate, and the Lower Half of described notch is opened on described baseboard; In described notch, insert the dowel for the step plate in the described section of marking time is connected with baseboard, the cross sectional shape of described dowel and the cross sectional shape of described notch are suitable.Hence one can see that, when completing after the erection work of one group of step plate in the section of marking time and baseboard, can in the notch of step plate and baseboard intersection, insert dowel, prop up step plate by dowel, step plate is fixed in the first grooved passage of base plate, thereby completes the steady job of whole step plate.
Known by foregoing, because the each parts in stair are independently, and in the installation process of whole stair due to without adopting welding procedure, so that very easy, quick of its erection work, thereby the whole erection work of stair can be completed completely at the scene.And in the process of transportation, only need to its independently parts transport separately, after whole stair have been assembled, transport again, increased the convenience that stair transport.
In addition, because step plate and baseboard are to be connected by dowel, and be not adopt bolt be fixed connection, make of the present utility model without beam stair be more convenient for installation and removal, thereby be more conducive to realize on-the-spot installation.
Further, the degree of depth of notch is greater than the length of dowel, so in actual assembling process, dowel can be inserted in notch completely, and insert after notch at dowel, can a capping be set outward at notch and by capping, notch be sealed completely, and a lug boss that inserts in notch and withstand dowel can be set on the end face of capping.After whole stair have assembled, capping can combine together with whole stair bench, guarantee the globality of whole stair bench outward appearance, and the lug boss of capping end face can be strengthened the coupling mechanism force of dowel in notch, avoid dowel to occur in notch loosening, thereby further improved the fastness that step plate is connected with baseboard.
In addition, described fence is to be connected with the section of marking time of described stair bench, and adopts locking member to be fixed.Wherein, be arranged on described fence outside nut, be arranged on described fence with described in metallic gasket between the section of marking time, the bolt being connected with described nut and described metallic gasket;
In actual assembling process, the flange part of described bolt is positioned at described the second grooved passage and props up the cell wall of described the second grooved passage, and the key of described bolt is locked and is connected with described nut through after cell wall, described metallic gasket and the described fence of described the second grooved passage successively.Thereby complete the assembling process of whole fence.
Wherein, the junction of the corresponding described bolt of described fence forms connecting hole, is provided with the resilient bushing being set on bolt key in connecting hole.In addition, between described nut and described fence, be also provided with the first elastomeric pad being set on described bolt key, and between metallic gasket and described fence, be provided with the second elastomeric pad being set on described bolt key.Can prevent by resilient bushing and elastomeric pad that coupling mechanism force because of screw bolt and nut is excessive causes the wearing and tearing of fence and damages.
And, in order to meet the demand in market, the lining that described resilient bushing can adopt nylon jacket, rubber sleeve, garment bag or other elastomeric materials to make.And the pad that described the first elastomeric pad and described the second elastomeric pad can adopt nylon cushion, rubber pad, plastic pad or other elastomeric materials to make.In the assembling process of stair, can select accordingly according to actual assembling demand.
In addition, described metallic gasket, described nut and described bolt adopt stainless steel to make, because stainless steel has good antioxygenic property, thereby avoid whole locking to build the oxidation causing due to long term exposure and the phenomenon of getting rusty in air, made whole locking member there is longer application life.
Further, described fence is glass fence.Can, in the situation that guaranteeing to there is certain supporting capacity, make whole fence there is transparent characteristic, thereby make whole stair more there is visual impact by glass fence, improve user's use impression.
Accompanying drawing explanation
Fig. 1 is the structural representation without beam stair of the utility model the first embodiment;
Fig. 2 is the structural representation of the section of marking time in the utility model the first embodiment;
Fig. 3 is the connection diagram of baseboard and the section of marking time in the utility model the second embodiment;
Fig. 4 is the connection diagram of step plate and the section of marking time in the utility model the second embodiment;
Fig. 5 is the connection diagram of step plate and baseboard in the utility model the second embodiment;
Fig. 6 is the structural representation without beam stair of the utility model the 3rd embodiment;
Fig. 7 is the structural representation of capping in the utility model the 3rd embodiment;
Fig. 8 is the structural representation without beam stair of the utility model the 4th embodiment;
Fig. 9 is the structural representation of locking member in the utility model the 4th embodiment.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, each embodiment of the present utility model is explained in detail.But, persons of ordinary skill in the art may appreciate that in the each embodiment of the utility model, in order to make reader understand the application better, many ins and outs are proposed.But, even without these ins and outs and the many variations based on following embodiment and modification, also can realize the each claim of the application technical scheme required for protection.
The first embodiment of the present utility model relates to a kind of without beam stair, as shown in Figure 1, comprises by block of metal sheet material and bends the stair bench forming.Wherein, stair bench is to have the several sections of marking time formations that are connected successively, and user can carry out the reasonable disposition selection hop count amount of marking time accordingly according to concrete floor height.
Wherein, as shown in Figure 2, each section of marking time comprises: base plate 1, the riser 2 vertical with base plate 1, make the whole section of marking time entirety L-shaped.
Also comprising without beam stair of present embodiment: be arranged on every group of step plate 3 on the section of marking time base plate 1, be arranged on every group of baseboard 4 on the section of marking time riser 2, be connected with the side of stair bench for carrying the stressed fence of stair 5.Wherein, the vertical height of fence 5 is higher than the vertical height of the single section of marking time, and the overall gradient of the gradient of fence 5 and stair bench is consistent.
From above content, because whole stair bench is to adopt a block of metal sheet material bending to form, can improve the whole intensity without beam stair bench by the strength characteristics of sheet metal self.In addition because the side of stair bench is connected with fence 5.In actual assembling process, can only in a side of stair bench, fence be set, also can fence be set simultaneously in the both sides of stair bench, in the time that fence is arranged on a side of stair bench, the opposite side of stair bench can be directly and metope be fixed.Hence one can see that, in the time that stair bench is stressed, by the principle of mechanics, by originally concentrated on stress on stair stringer progressively to stair bench both sides and the fence of stair bench both sides shift, thereby the carrying that has reduced whole stair bench is stressed, improve the intensity of whole stair, eliminated potential safety hazard.And because stair bench can optionally be installed one-sided fence or bilateral fence.Thereby what make present embodiment has application scenarios widely without beam stair, can meet installation and the user demand of different scenes.
It is worth mentioning that, in the present embodiment, sheet metal is steel plate, and whole stair bench is the steel work that adopts steel plate bending to form.Hence one can see that, and because whole stair bench is for adopting steel plate bending to form, and steel plate has higher intensity, lighter deadweight, better integral rigidity and stronger non-deformability for other sheet metals.So further improved the stressed and non-deformability of the carrying of whole stair bench.
In addition, in the present embodiment, fence 5 adopts glass fence.Can, in the situation that guaranteeing to there is certain supporting capacity, make whole fence there is transparent characteristic, thereby make whole stair more there is visual impact by glass fence, improve user's use impression.
And, handrail 21, the safety that can improve whole stair by handrail 21 also can be installed on fence 5.
This is implemented the second novel embodiment and relates to a kind of without beam stair, the second embodiment is on the basis of the first embodiment, to have done further improvement, its main improvements are: as shown in Figure 3, in the present embodiment, the both sides of the base plate 1 of every group section of marking time bend inwards and form the first grooved passage 6 that can be inserted by step plate 3, and the both sides of the riser 2 of the every group of section of marking time bend inwards and form the second grooved passage 7 that can be inserted by baseboard 4.
Hence one can see that, the structure of the similar angle steel in both sides of base plate 1 and riser 2, in the time that the section of marking time is stressed, stress progressively can be distributed to the both sides of base plate 1 and riser 2, its main stress is born in bending place by base plate 1 and riser 2 both sides, further reduce the stressed of the each section of marking time center, thereby improved non-deformability and the mechanical strength of whole stair bench.
And in the time of practical set, as shown in Figure 3 and Figure 4, the second interior elder generation of grooved passage 7 that can first baseboard 4 be inserted to riser 2 is connected with riser 2, and then step plate 3 is inserted in the first grooved passage 6 of base plate 1 and be connected with base plate again.After assembling completes, the end of baseboard 4 is the soffits that directly withstand the step plate 3 that is positioned at this group section of marking time, and the afterbody of baseboard 4 is the upper surfaces that are against the step plate 3 in adjacent one group of section of marking time, baseboard 4 makes in its second grooved passage 7 that is fixed on riser under the effect of two adjacent groups step plate 3, thereby completes the steady job of whole baseboard 4.
In addition, it is worth mentioning that, as shown in Figure 5, the step plate 3 in the section of marking time is offered a notch 8 with the intersection of baseboard 4.Wherein, the first half of notch 8 is opened on step plate 3, and the Lower Half of notch 8 is opened on baseboard 4.And be used in the interior insertion of notch 8 dowel 9 that the step plate in the section of marking time 3 is connected with baseboard 4.Wherein, the cross sectional shape of the cross sectional shape of dowel 9 and notch 8 is suitable.
Hence one can see that, when completing after the erection work of one group of step plate 3 in the section of marking time and baseboard 4, can be at the interior insertion dowel 9 of the notch 8 of Liang Zu step plate intersection, prop up step plate 3 by dowel 9, step plate 3 is fixed in the first grooved passage 6 of base plate 1, thereby completes the steady job of whole step plate 3.
Known by foregoing, because the each parts in stair are independently, and in the installation process of whole stair due to without adopting welding procedure, so that very easy, quick of its erection work, thereby the whole erection work of stair can be completed completely at the scene.And in the process of transportation, only need to its independently parts transport separately, after whole stair have been assembled, transport again, increased the convenience that stair transport.
In addition, because step plate 3 and baseboard 4 are to be connected by dowel 9, and be not adopt bolt be fixed connection, make present embodiment without beam stair be more convenient for installation and removal, thereby be more conducive to realize on-the-spot installation.
This is implemented the 3rd novel embodiment and relates to a kind of without beam stair, the 3rd embodiment is on the basis of the second embodiment, to have done further improvement, main improvements: shown in Fig. 6 and Fig. 7, present embodiment without beam stair in when design, the depth design of notch 8 can be become be greater than the length of dowel 9, thereby make in the assembling process of stair, dowel 9 can be inserted in notch 8 completely, and insert after notch 8 at dowel 9, can a capping 10 be set outward at notch seals notch 8 completely by capping 10, and a lug boss 11 that inserts in notch 8 and withstand dowel 9 can be set on the end face of capping 10.After whole stair have assembled, capping 10 can combine together with whole stair bench, guarantee the globality of whole stair bench outward appearance, and the lug boss 11 of capping 10 end faces can be strengthened the coupling mechanism force of dowel 9 in notch 8, avoid dowel 9 loosening in the interior generation of notch 8, thereby further improved the fastness that step plate 3 is connected with baseboard 4.
The 4th embodiment of the present utility model relates to a kind of without beam stair, the 4th embodiment is on the basis of the 3rd embodiment, to have done further improvement, its main improvements are: as shown in Figure 8, in the present embodiment, fence 5 is to be connected with the section of marking time of stair bench, and adopts locking member 12 to be fixed.
Wherein, shown in Fig. 9, locking member 12 comprises: nut that is arranged on fence 5 outsides 16, one are arranged on the metallic gasket 14 between fence 5 and the section of marking time, and a bolt 13 being connected with nut and metallic gasket 14.
In actual assembling process, the flange part 15 of bolt 13 is positioned at the second grooved passage 7 and props up the cell wall 18 of the second grooved passage, and the key of bolt 13 is locked and is connected with fence 5 back nuts 16 through cell wall 18, the metallic gasket 14 of the second grooved passage 7 successively.Thereby complete the assembling process of whole fence 5.
Wherein, the junction of the corresponding bolt 13 of fence forms connecting hole, is provided with the resilient bushing 17 being set on bolt 13 keys in connecting hole.In addition, between nut 16 and fence 5, be also provided with the first elastomeric pad 19 being set on bolt 13 keys, and between metallic gasket 14 and fence 5, be provided with the second elastomeric pad 20 being set on bolt 13 keys.
As shown in the above, can prevent fence because of the excessive wearing and tearing that cause of coupling mechanism force of screw bolt and nut and damage by resilient bushing 17 and two groups of elastomeric pads.Particularly, in the time that fence adopts glass fence, by resilient bushing and elastomeric pad, can further prevent the situation of the fence cracking causing because coupling mechanism force is excessive.
In addition, in order to meet the demand in market, the lining that resilient bushing 17 can adopt nylon jacket, rubber sleeve, garment bag or other elastomeric materials to make.And the pad that the first elastomeric pad 19 and the second elastomeric pad 20 can adopt nylon cushion, rubber pad, plastic pad or other elastomeric materials to make.In the assembling process of stair, can select accordingly according to actual assembling demand.
And metallic gasket 14, nut 16 and bolt 13 preferably can adopt stainless steel to make, because stainless steel has good antioxygenic property, thereby avoid whole locking to build the oxidation causing due to long term exposure and the phenomenon of getting rusty in air, made whole locking member there is longer application life.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above are to realize specific embodiment of the utility model, and in actual applications, can do various changes to it in the form and details, and do not depart from spirit and scope of the present utility model.
Claims (10)
1. without beam stair, it is characterized in that: comprise by block of metal sheet material and bend the stair bench forming, described stair bench has N the section of marking time being connected successively, and wherein said N is natural number;
The described section of marking time comprises: base plate, the riser vertical with described base plate, described in the section of marking time entirety L-shaped;
Describedly also comprise without beam stair: step plate described in being arranged on the section of marking time base plate, be arranged on described in baseboard on the section of marking time riser, be arranged on described stair bench side for carrying the stressed fence of stair;
Wherein, the vertical height of described fence is higher than the vertical height of the single section of marking time, and the gradient of the gradient of described fence and described stair bench is consistent.
2. according to claim 1 without beam stair, it is characterized in that: described in the base plate both sides of the section of marking time bend inwards form the first grooved passage that can be inserted by described step plate, described in the riser both sides of the section of marking time the second grooved passage that formation can be inserted by described baseboard that bends inwards;
Described baseboard inserts in the second grooved passage of described riser and is connected with described riser, and described step plate inserts that the first grooved passage of described base plate is interior to be connected with described base plate.
3. according to claim 2 without beam stair, it is characterized in that: the step plate in the described section of marking time and the intersection of baseboard form notch;
Wherein, the first half of described notch is opened on described step plate, and the Lower Half of described notch is opened on described baseboard;
In described notch, insert and be useful on the dowel that the step plate in the described section of marking time is connected with baseboard, the cross sectional shape of described dowel and the cross sectional shape of described notch are suitable.
4. according to claim 3 without beam stair, it is characterized in that: the degree of depth of described notch is greater than the length of described dowel, described dowel entirety is inserted in described notch;
Described notch peripheral hardware is useful on the capping that described notch is sealed, and described capping has a lug boss that inserts in described notch and withstand described dowel.
5. according to claim 2 without beam stair, it is characterized in that: described fence is connected with the section of marking time of described stair bench, and adopts locking member to be fixed;
Described locking member comprises: be arranged on described fence outside nut, be arranged on described fence with described in metallic gasket between the section of marking time, the bolt being connected with described nut and described metallic gasket;
Wherein, the flange part of described bolt is positioned at described the second grooved passage and props up the cell wall of described the second grooved passage, and the key of described bolt is locked and is connected with described nut through after cell wall, described metallic gasket and the described fence of described the second grooved passage successively.
6. according to claim 5 without beam stair, it is characterized in that: the junction of the corresponding described bolt of described fence forms connecting hole;
Described locking member also comprises: be arranged in described connecting hole and be set in resilient bushing on described bolt key, be set on described bolt key and at the first elastomeric pad between described nut and described fence, be set in the second elastomeric pad on described bolt key and between described metallic gasket and described fence.
7. according to claim 6 without beam stair, it is characterized in that: described resilient bushing is nylon jacket, rubber sleeve or garment bag;
Described the first elastomeric pad and described the second elastomeric pad are nylon cushion, rubber pad or plastic pad.
8. according to claim 5 without beam stair, it is characterized in that: described metallic gasket, described nut and described bolt are stainless steel.
According to described in any one in claim 1 to 8 without beam stair, it is characterized in that: described fence is glass fence.
According to described in any one in claim 1 to 8 without beam stair, it is characterized in that: described stair bench is to adopt the steel work that forms of steel plate bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320694609.4U CN203603393U (en) | 2013-11-05 | 2013-11-05 | Beam-free stairway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320694609.4U CN203603393U (en) | 2013-11-05 | 2013-11-05 | Beam-free stairway |
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| Publication Number | Publication Date |
|---|---|
| CN203603393U true CN203603393U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320694609.4U Expired - Fee Related CN203603393U (en) | 2013-11-05 | 2013-11-05 | Beam-free stairway |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625553A (en) * | 2018-03-15 | 2018-10-09 | 福建江夏学院 | A kind of assembled stair and its installation method |
| CN111608329A (en) * | 2020-04-30 | 2020-09-01 | 潍坊亨利达钢结构有限公司 | Novel steel construction building |
| CN112746713A (en) * | 2020-12-30 | 2021-05-04 | 江苏沪宁钢机股份有限公司 | Triangular step stair and construction process thereof |
-
2013
- 2013-11-05 CN CN201320694609.4U patent/CN203603393U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625553A (en) * | 2018-03-15 | 2018-10-09 | 福建江夏学院 | A kind of assembled stair and its installation method |
| CN111608329A (en) * | 2020-04-30 | 2020-09-01 | 潍坊亨利达钢结构有限公司 | Novel steel construction building |
| CN112746713A (en) * | 2020-12-30 | 2021-05-04 | 江苏沪宁钢机股份有限公司 | Triangular step stair and construction process thereof |
| WO2022142766A1 (en) * | 2020-12-30 | 2022-07-07 | 江苏沪宁钢机股份有限公司 | Triangular stepping stair and construction process therefor |
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Granted publication date: 20140521 Termination date: 20141105 |
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