CN209082857U - Prefabricated shock insulation stair structure - Google Patents
Prefabricated shock insulation stair structure Download PDFInfo
- Publication number
- CN209082857U CN209082857U CN201821477405.4U CN201821477405U CN209082857U CN 209082857 U CN209082857 U CN 209082857U CN 201821477405 U CN201821477405 U CN 201821477405U CN 209082857 U CN209082857 U CN 209082857U
- Authority
- CN
- China
- Prior art keywords
- overlap joint
- ladder
- slot
- positioning pin
- terraced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000035939 shock Effects 0.000 title claims abstract description 28
- 238000009413 insulation Methods 0.000 title claims abstract description 25
- 210000002421 cell wall Anatomy 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 229920006351 engineering plastic Polymers 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010008 shearing Methods 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Steps, Ramps, And Handrails (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model relates to a prefabricated isolation stair structure belongs to building technical field, including prefabricated stair and ladder roof beam, prefabricated stair includes ladder end and ladder section, be provided with the overlap joint groove on the ladder roof beam, the tank bottom in overlap joint groove is provided with the spliced eye, the shock pad of pegging graft in the spliced eye, the upper end of shock pad is connected with the square slab, ladder end overlap joint is on the square slab, it is equipped with first locating pin to be connected between ladder end diapire and overlap joint groove tank bottom, it is equipped with the second locating pin to be connected between ladder end left side wall and overlap joint groove left side wall, first locating pin and second locating pin all are by the big little structure in the middle of the both ends that inner concave part formed between A tip and B tip, the inner concave part stays in the gap between ladder end and the overlap joint groove cell wall. Adopt above-mentioned structure, shock pad and square slab can reduce the ladder roof beam and transmit the upper and lower vibrations to the ladder end, and the ladder roof beam receives horizontal vibrations and produces the shearing force on first locating pin and second locating pin, and the disconnection of interior concave part for ladder end and ladder roof beam part, thereby reach shock insulation absorbing effect.
Description
Technical field
The utility model belongs to technical field of buildings, in particular to a kind of prefabricated shock insulation staircase structure.
Background technique
Stair are component parts indispensable in tier building, and most of stair are mixed by reinforcing bar with building body
Solidifying soil is integrally poured, and does not have the function of shock insulation between stair and building body, in order to solve the technical problem, existing skill
Occur some by the way that stair are overlapped on building body ladder beam in art, and damping is set between stair and building body
Component is to realize damping, in order to enable stair can be firmly mounted on building body ladder beam, leads between terraced beam and stair
Screw is crossed to be fixed and position, but screw itself has very big intensity, rigidity and toughness, so that stair and terraced beam
And be also to be formed to rigidly fix connection between building body, when earthquake occurs, since screw cannot be broken in time, make
Obtaining stair cannot separate with terraced beam, and the vibration of terraced beam is also on meeting totally tansitive to stair, and isolating affection is poor.
Utility model content
The utility model provides a kind of prefabricated shock insulation staircase structure, solves stair in the prior art when an earthquake occurs not
The technical problem of existing stair isolating affection difference can be separated and caused in time with the terraced beam of building body.
The utility model is achieved through the following technical solutions: a kind of prefabricated shock insulation staircase structure, including terraced beam and prefabricated building
Ladder, the precast stair include ladder section and terraced end, offers and is adapted with the terraced end and right side perforation on the ladder beam
Slot is overlapped, the ladder beam snaps onto the overlap joint slot；
The slot bottom of the overlap joint slot offers several spliced eyes, each grafting along the precast stair width direction
A resilient cushion is plugged in hole, the resilient cushion is in the form of a column, and the lower end of the resilient cushion is plugged in the spliced eye, also
Including square plate, the upper end of each resilient cushion is both connected on the square plate lower face, and the ladder end is overlapped on the square plate
On upper face, gap is installed between the ladder end side wall and the overlap joint slot side channel wall；
It further include the first positioning pin and the second positioning pin, first positioning pin and second positioning pin include the end A
Portion, the end B and inner fovea part, the inner fovea part, which is connected between the end A and the end B, forms big at both ends and small in middle
Structure is provided with A pin hole compatible with the end A, the ladder end bottom on the overlap joint slot slot bottom and left cell wall
On wall on the position of the A pin hole face of the overlap joint slot slot bottom and the terraced end left side wall with the left cell wall of the overlap joint slot
The position of A pin hole face offer a B pin hole compatible with the end B, first positioning pin respectively
The end A be plugged in the A pin hole of the overlap joint slot slot bottom, the end B of first positioning pin is plugged on the terraced end bottom
In B pin hole on wall, the end A of second positioning pin is plugged in the A pin hole on the overlap joint left cell wall of slot, institute
The end B for stating the second positioning pin is plugged in the B pin hole on the terraced end left side wall, and the inner fovea part of first positioning pin is set
Between the overlap joint slot slot bottom and the terraced end bottom wall, the inner fovea part of second positioning pin is placed in the left cell wall of the overlap joint slot
Between the terraced end left side wall.
Further, in order to preferably realize the utility model, the pin hole on the bottom wall of the ladder end is through the terraced end
Bottom wall and roof, the end A, the end B and the inner fovea part are cylindrical structure and the end A and the end B
Portion and inner fovea part coaxial arrangement, the outer peripheral diameter of the end A are equal to the outer peripheral diameter of the end B and are greater than described
The outer peripheral diameter of inner fovea part.
Further, in order to preferably realize the utility model, first positioning pin and second positioning pin are logical
Concreting is crossed to form.
Further, in order to which the utility model is better achieved, the resilient cushion is by multilayer rubber layer and multilayer engineering plastic
Flitch is overlapping to be vulcanized.
Further, in order to which the utility model is better achieved, the resilient cushion is handed over by multilayer rubber layer and multilayer steel plates
Folded viscous stick forms.
Further, in order to which the utility model is better achieved, the quantity of the spliced eye of the overlap joint slot slot bottom is three
To five.
Further, in order to which the utility model is better achieved, the quantity of the spliced eye of the overlap joint slot slot bottom is four.
Further, in order to which the utility model is better achieved, the square plate is plate-type structural piece made of stainless steel, institute
It states be bonded between square plate and the resilient cushion.
Further, in order to be better achieved the utility model, the value range of the thickness of the square plate be 8mm extremely
12mm。
Further, in order to be better achieved the utility model, the square plate with a thickness of 10mm.
The utility model has the advantages that compared to the prior art
Prefabricated shock insulation staircase structure provided by the utility model, precast stair is buckled in the overlap joint slot being arranged on terraced beam,
Resilient cushion is set between precast stair and overlap joint slot slot bottom, the vibration being transferred on precast stair for reducing terraced beam, and
The lower end of resilient cushion is plugged in the spliced eye of overlap joint slot slot bottom, so that resilient cushion installation is more firm, the quantity of resilient cushion is
It is multiple, precast stair is further enhanced overlapped stability, the upper end of multiple resilient cushions is both connected in square plate, and precast stair
Edge lap is in square plate, in this way, damping effect can be further enhanced, in addition, installing using the first positioning pin to precast stair
Position all around when overlapping in slot is positioned, and is mounted in overlap joint slot using the second positioning pin to precast stair
When front-rear position up and down positioned, limiting the first positioning pin and the second positioning pin is that the end A is connected to by inner fovea part
The structure of the big at both ends and small in middle formed between portion and the end B, and after precast stair installs, in terraced end side wall and overlap joint
Gap is installed between slot side channel wall, the inner fovea part of the first positioning pin is placed in precast stair bottom wall and overlaps the seam between slot slot bottom
In gap, the inner fovea part of the second positioning pin is placed in precast stair left side wall and overlaps in the gap between slot left side wall, normal condition
Under, the position that the first positioning pin and the second positioning pin can be mounted on precast stair in overlap joint slot is positioned and is limited, when
When earthquake occurs, the inner fovea part of the first positioning pin and/or the second positioning pin is easy to become under shear force and break apart,
So that the rigid connection between precast stair and terraced beam disconnects, to reduce the vibration that terraced beam is transferred to precast stair.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the prefabricated shock insulation staircase structure in the use of the new type；
Fig. 2 is the explosive view of prefabricated shock insulation staircase structure shown in FIG. 1；
Fig. 3 is the cross section view of prefabricated shock insulation staircase structure shown in FIG. 1；
Fig. 4 is the structural schematic diagram of the terraced beam in the use of the new type；
Fig. 5 is the structural schematic diagram of the precast stair in the utility model；
Fig. 6 is the structural schematic diagram of the first positioning pin or the second positioning pin in the utility model；
Fig. 7 is the structural schematic diagram of resilient cushion made of rubber layer and engineering plastic flitch in the utility model；
Fig. 8 is the structural schematic diagram of resilient cushion made of rubber layer and steel plate in the utility model.
1- ladder beam in figure；11- overlaps slot；12- spliced eye；13-A pin hole；2- precast stair；21- ladder section；22- ladder
End；221-B pin hole；3- resilient cushion；31- rubber layer；32- engineering plastic flitch；33- steel plate；4- square plate；The first positioning pin of 5-；
The second positioning pin of 6-；The end 101-A；The end 102-B；103- inner fovea part.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
The orientation concept such as front, back, left, right, up, down of the present embodiment is with front, back, left, right, up, down shown in attached drawing 3
Etc. subject to orientation concept, specifically, left side shown in attached drawing 3 is a left side, and right side shown in attached drawing 3 is the right side, institute in attached drawing 3
The top stated be it is upper, under lower section shown in attached drawing 3 is, protruded into attached drawing 3 paper one end be before, far from paper in attached drawing 3
One end be after.
Embodiment 1:
In the present embodiment, a kind of prefabricated shock insulation staircase structure, including terraced beam 1 and precast stair 2, precast stair 2 include rank
Bench 21 and terraced end 22 offer on above-mentioned terraced beam 1 and are adapted with precast stair 2 and the overlap joint slot 11 of right side perforation, installation
When, above-mentioned ladder beam 1 snaps onto overlap joint slot 11.
Several spliced eyes 12, each grafting are offered along 2 width direction of precast stair in the slot bottom of above-mentioned overlap joint slot 11
A resilient cushion 3 is plugged in hole 12, specifically, which is handed over by multilayer rubber layer 31 and multilayer engineering plastic flitch 32
It is folded vulcanize or the resilient cushion 3 by multilayer rubber layer 31 and multilayer steel plates 33 it is overlapping it is viscous it is glutinous form, when installation,
The lower end of the resilient cushion 3 is plugged in above-mentioned spliced eye 12, and the upper end of each resilient cushion 3 is both connected to the lower face of square plate 4
On, which is by the plate-type structural piece of stainless bracing members, and the value range of thickness is 8mm to 12mm, and optimal setting is
The lower face of 10mm, square plate 4 are Nian Jie with the upper end of resilient cushion 3, and when installation, the terraced end 22 of above-mentioned precast stair 2 is overlapped on
On above-mentioned 4 upper face of square plate, using resilient cushion 3 and square plate 4, can reduce well terraced beam 1 when an earthquake occurs be transferred to it is prefabricated
Up-down vibration on stair 2 is installed with gap between terraced 22 side wall of end and overlap joint 11 side wall of slot.
It is provided with A pin hole 13 on above-mentioned 11 slot bottom of overlap joint slot and the overlap joint left cell wall of slot 11, at above-mentioned terraced end 22
It is taken on 22 left side wall of the setting of the position of 13 face of A pin hole on above-mentioned 11 slot bottom of overlap joint slot and terraced end with above-mentioned on bottom wall
The position of 13 face of A pin hole on the left cell wall of access slot 11 is provided with a B pin hole 221.
Prefabricated shock insulation staircase structure provided in this embodiment further includes the first positioning pin 5 and the second positioning pin 6, and is somebody's turn to do
First positioning pin 5 is identical with the structure of the second positioning pin 6, includes the end A 101, the end B 102 and inner fovea part 103, inner fovea part
103 are connected to the structure that big at both ends and small in middle is formed between the end A 101 and the end B 102, specifically, the above-mentioned end A 101, the end B
Portion 102 and inner fovea part 103 are cylindrical structures and three is coaxially disposed, and the outer peripheral diameter of the above-mentioned end A 101 is equal to the end B
102 outer peripheral diameter and the outer peripheral diameter for being greater than inner fovea part 103.In this way, the load ability of inner fovea part 103 is just less than the end A 101
With the load ability of the end B 102, A pin hole 13 is provided on the above-mentioned end A 101 and above-mentioned 11 cell wall of overlap joint slot and is adapted, B
End 102 is adapted with the B pin hole 221 on above-mentioned terraced end 22.The first positioning pin 5 and the second positioning pin 6 in the present embodiment
Formed by concreting.
When installation, the end A 101 of the first positioning pin 5 is plugged on to the A pin hole 13 of above-mentioned 11 slot bottom of overlap joint slot
It is interior, the end B 102 of first positioning pin 5 is plugged in the B pin hole 221 on terraced 22 bottom wall of end, and above-mentioned first positioning pin
5 inner fovea part 103 is placed between 22 bottom wall of overlap joint 11 slot bottom of slot and terraced end.Under normal circumstances, which just can be right
Terraced end 22 is mounted in overlap joint slot 11 and is all around positioned and limited, and when earthquake occurs, terraced beam 1 is first subjected to
Vibration will generate very big shearing force between terraced beam 1 and terraced end 22 and act on the first positioning pin 5, due to the first positioning pin 5
103 load ability of inner fovea part it is small, inner fovea part 103 will be broken, so that separating between terraced beam 1 and terraced end 22, reduce ladder
Beam 1 is transferred to the vibration at terraced end 22, achievees the effect that shock insulation.
The end A 101 of above-mentioned second positioning pin 6 is plugged in the A pin hole 13 on the overlap joint left cell wall of slot 11, by this
The end B 102 of second positioning pin 6 is plugged on the B pin hole 221 on terraced 22 left side wall of end, and the inner fovea part of the second positioning pin 6
103 are placed in the gap between 22 left side wall of the overlap joint left cell wall of slot 11 and terraced end.Under normal circumstances, which just can
To terraced end 22 be mounted on overlap joint slot 11 in carry out up and down front and back positioning and limit, when earthquake occurs, terraced beam 1 first by
To vibration, the shearing force between terraced beam 1 and terraced end 22 can also act on the second positioning pin 6, due to the inner fovea part of the second positioning pin 6
103 load abilities are small, and the inner fovea part 103 of the second positioning pin 6 is easy to be broken under the action of shear force, thus so that ladder
It is separated between beam 1 and terraced end 22, reduces the vibration that terraced beam 1 is transferred to terraced end 22, achieve the effect that shock insulation.
For the ease of installation, the B pin hole 221 on 22 bottom wall of above-mentioned terraced end is limited through above-mentioned terraced 22 bottom wall of end and top
Portion.
As the optimal embodiment of the present embodiment, the quantity of the spliced eye 13 of overlap joint 11 slot bottom of slot in the present embodiment
Be three to five, optimal setting be the quantity of four namely resilient cushion 3 it is optimal be four, with enhance terraced end 22 install it is steady
It is qualitative.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of prefabricated shock insulation staircase structure, including terraced beam and precast stair, it is characterised in that: the precast stair includes ladder
Section and terraced end offer on the ladder beam and are adapted with the terraced end and the overlap joint slot of right side perforation, the ladder beam snap onto institute
It states in overlap joint slot；
The slot bottom of the overlap joint slot offers several spliced eyes along the precast stair width direction, in each spliced eye
It is plugged with a resilient cushion, the resilient cushion is in the form of a column, and the lower end of the resilient cushion is plugged in the spliced eye, further includes
Square plate, the upper end of each resilient cushion are both connected on the square plate lower face, and the ladder end is overlapped on the square plate upper plate
On face, gap is installed between the ladder end side wall and the overlap joint slot side channel wall；
It further include the first positioning pin and the second positioning pin, first positioning pin and second positioning pin include the end A, B
End and inner fovea part, the inner fovea part are connected to the knot that big at both ends and small in middle is formed between the end A and the end B
Structure is provided with A pin hole compatible with the end A, ladder end bottom wall on the overlap joint slot slot bottom and left cell wall
It is upper on the position of the A pin hole face of the overlap joint slot slot bottom and the terraced end left side wall with the overlap joint left cell wall of slot
The position of A pin hole face offers a B pin hole compatible with the end B, the A of first positioning pin respectively
End is plugged in the A pin hole of the overlap joint slot slot bottom, and the end B of first positioning pin is plugged on the terraced end bottom wall
B pin hole in, the end A of second positioning pin be plugged on it is described overlap joint the left cell wall of slot on A pin hole in, described second
The end B of positioning pin is plugged in the B pin hole on the terraced end left side wall, and the inner fovea part of first positioning pin is placed in described
Overlap between slot slot bottom and the terraced end bottom wall, the inner fovea part of second positioning pin be placed in the left cell wall of the overlap joint slot with it is described
Between terraced end left side wall.
2. a kind of prefabricated shock insulation staircase structure according to claim 1, it is characterised in that: the pin on the bottom wall of the ladder end
Hole is cylindrical structure and the A through the terraced end bottom wall and roof, the end A, the end B and the inner fovea part
End and the end B and inner fovea part coaxial arrangement, the outer peripheral diameter of the end A are equal to the periphery of the end B
Diameter and the outer peripheral diameter for being greater than the inner fovea part.
3. a kind of prefabricated shock insulation staircase structure according to claim 2, it is characterised in that: first positioning pin and described
Second positioning pin is formed by concreting.
4. a kind of prefabricated shock insulation staircase structure according to claim 1, it is characterised in that: the resilient cushion is by multilayer rubber
Layer and multilayer engineering plastic flitch, which overlap, to be vulcanized.
5. a kind of prefabricated shock insulation staircase structure according to claim 1, it is characterised in that: the resilient cushion is by multilayer rubber
Layer and overlapping viscous stick of multilayer steel plates form.
6. a kind of prefabricated shock insulation staircase structure according to claim 1, it is characterised in that: the grafting of the overlap joint slot slot bottom
The quantity in hole is three to five.
7. a kind of prefabricated shock insulation staircase structure according to claim 6, it is characterised in that: the grafting of the overlap joint slot slot bottom
The quantity in hole is four.
8. a kind of prefabricated shock insulation staircase structure according to claim 1, it is characterised in that: the square plate is made of stainless steel
Plate-type structural piece, it is be bonded between the square plate and the resilient cushion.
9. a kind of prefabricated shock insulation staircase structure according to claim 8, it is characterised in that: the value of the thickness of the square plate
Range is 8mm to 12mm.
10. a kind of prefabricated shock insulation staircase structure according to claim 9, it is characterised in that: the square plate with a thickness of
10mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477405.4U CN209082857U (en) | 2018-09-10 | 2018-09-10 | Prefabricated shock insulation stair structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477405.4U CN209082857U (en) | 2018-09-10 | 2018-09-10 | Prefabricated shock insulation stair structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209082857U true CN209082857U (en) | 2019-07-09 |
Family
ID=67116259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821477405.4U Expired - Fee Related CN209082857U (en) | 2018-09-10 | 2018-09-10 | Prefabricated shock insulation stair structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209082857U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255174A (en) * | 2020-03-18 | 2020-06-09 | 常州工程职业技术学院 | Fully-assembled stair system and assembly method |
| CN111299329A (en) * | 2020-03-18 | 2020-06-19 | 中冶赛迪装备有限公司 | Split type rolling mill housing and rolling mill |
| CN113174786A (en) * | 2021-03-24 | 2021-07-27 | 江苏誉朔新材料科技有限公司 | Piece together formula railway roadbed abatvoix and inhale sound subassembly |
-
2018
- 2018-09-10 CN CN201821477405.4U patent/CN209082857U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255174A (en) * | 2020-03-18 | 2020-06-09 | 常州工程职业技术学院 | Fully-assembled stair system and assembly method |
| CN111299329A (en) * | 2020-03-18 | 2020-06-19 | 中冶赛迪装备有限公司 | Split type rolling mill housing and rolling mill |
| CN113174786A (en) * | 2021-03-24 | 2021-07-27 | 江苏誉朔新材料科技有限公司 | Piece together formula railway roadbed abatvoix and inhale sound subassembly |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |