CN101476374B - Reinforcement apparatus for stair step plate, step plate with the same and its production method - Google Patents
Reinforcement apparatus for stair step plate, step plate with the same and its production method Download PDFInfo
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- CN101476374B CN101476374B CN2008101628671A CN200810162867A CN101476374B CN 101476374 B CN101476374 B CN 101476374B CN 2008101628671 A CN2008101628671 A CN 2008101628671A CN 200810162867 A CN200810162867 A CN 200810162867A CN 101476374 B CN101476374 B CN 101476374B
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- tread
- pin
- bracing means
- bonding jumper
- spats
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Abstract
The invention relates to the technical field of buildings, in particular to a stair tread reinforcing device, a step plate provided with the same and a method for manufacturing the same. The stair tread reinforcing device comprises a pin-shaped metal strip and two upright protectors, and is characterized in that the pin-shaped metal strip consists of a pin head and a pin bottom, and the two upright protectors are connected symmetrically on the bottom end of the pin-shaped metal strip and are vertical to each other. The stair tread reinforcing device has a simple structure, can be tightly matched with the horizontal plane and the vertical plane of a stair tread, can obtain strong supporting force, and greatly improve the firmness of an external corner of the stair tread.
Description
Technical field
The present invention relates to technical field of buildings, especially a kind of breakage-proof structure of tread.
Background technology
In the construction of prior art; cement mortar tread external corner finished product protection is a current difficult problem; once useful screw fixedly plank is reinforced tread at step plate external corner place; also the someone adopts metal block material such as angle bar to be installed in step plate external corner place protection stair external corners; but above-mentioned protection structure is all insecure; and installation is complicated, cost is higher, and the metal block material that exposes more has stolen risk.Some more recent technology for example number of patent application is the Chinese patent application of CN200520013015.8; then adopt a kind of embedded grid type Protective angle for stairs; the corner protector cross section is the rectangular shaped that matches with the stair external corner; the corner protector both sides are grid; during construction this corner protector is invested on the stair external corner; to whitewash thing then is placed on the corner protector; part is whitewashed the through hole that thing sees through the grid of corner protector both sides and is directly combined with tread; thereby corner protector is fixed on the tread, has so just played the effect of protection stair external corners.But said method is because the restriction and the job practices of corner protector shape, material are too simple, and it is not firm to cause corner protector and tread to cohere, and causes external corner that to a certain degree breakage is still arranged, even whole corner protector and tread disengaging, causes the accident.
Summary of the invention
The bracing means that the purpose of this invention is to provide a kind of tread, it can be used in the tread, and its use makes step plate external corner firmness improve greatly, and it is installed simply simultaneously, and cost is lower.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs:
A kind of tread bracing means comprises that one has the pin shape bonding jumper at the bottom of pin head and the pin and two spats that link to each other with symmetry at the bottom of the pin shape bonding jumper pin, and described spats is vertical mutually.
Symmetry link to each other mean that two spats are fixedly installed at the bottom of the pin shape bonding jumper pin symmetrically on, in the hope of the holding power that equates symmetry is provided.Above-mentioned being symmetrical arranged can make pin shape bonding jumper be in the drift angle place of external corner.
Two spats of the present invention are vertical, and they cooperate in order to bearing pins shape bonding jumper with the horizontal plane and the vertical plane of step plate respectively.Above-mentioned bracing means can be embedded on the skeleton of step plate, becomes the external corner of described step plate by the pin capitiform of pin shape bonding jumper, and above-mentioned external corner is owing to adopt metal to make its intensity height.Because it is undertaken in by spats on two vertical planes of step plate,, can make itself and tread combine its structural strength height together by pre-buried form.
Simultaneously provide enough holding powers at the bottom of the pin of pin shape bonding jumper of the present invention, can guarantee the intensity of described bracing means, made not cracky of tread.The support of cement mortar is all arranged, its firm degree height in two sides of pin shape bonding jumper.
As of the present invention preferred, described pin shape bonding jumper is a copper bar, described spats is made up of a plurality of oval steel, they can be evenly distributed between tack coat and the surface course, the round steel of forming two spats is arranged on orthogonal horizontal plane and the vertical plane, and this makes that the adhesion stress of bracing means and two vertical planes of step plate is big and even.
The present invention also provides a kind of tread, it comprises basic unit from the inside to surface successively, covers tack coat, bracing means, surface course in the basic unit, described bracing means comprises that one has the pin shape bonding jumper at the bottom of pin head and the pin and two spats that link to each other with symmetry at the bottom of the pin shape bonding jumper pin, and described spats is vertical mutually; Described pin head center is arranged in the external corner of tread, and described pin head becomes the drift angle of the external corner of tread.
As of the present invention preferred, described pin shape bonding jumper is on the angular bisector of external corner of tread.
As preferably, described spats is tiled on the tack coat, and the corner of described tack coat has and corresponding chamfering at the bottom of the pin shape bonding jumper pin.
The present invention also provides a kind of stair, comprise multistage tread, every grade of tread comprises basic unit from the inside to surface successively, covers tack coat, bracing means, surface course in the basic unit, described bracing means comprises that one has the pin shape bonding jumper at the bottom of pin head and the pin and two spats that link to each other with symmetry at the bottom of the pin shape bonding jumper pin, and described spats is vertical mutually; Described pin head center is arranged in the external corner of tread, and the pin head of described pin head becomes the drift angle of the external corner of tread.
The present invention also provides a kind of preparation method of tread, may further comprise the steps:
A. clear up the basic unit of tread;
B. form tack coat with the floating basic unit of cement mortar, make the horizontal plane of described step plate keep vertical with vertical plane;
C. make chamfering at the external corner place of tack coat;
D. after treating that described tack coat is dried slightly, the spats of bracing means is placed on the tack coat, align with chamfering at the bottom of the described bracing means pin;
E. form surface course with the floating bracing means of cement mortar, make the lucky exposing surface layer of bracing means pin head become the external corner of surface course.
As preferably, described cement mortar is 1: 2 a cement mortar.
In sum, the present invention has following beneficial effect:
1, the invention provides a kind of metal reinforced device, this bracing means is simple in structure, can cooperate closely with horizontal plane, the vertical plane of tread, and can obtain very strong holding power;
2, the present invention adopts the bracing means with metal to place in the tread, utilize its special structure to cooperate with tread, make bracing means originally firm in the step plate inner structure, its tip becomes the external corner tip of tread simultaneously, has improved the firm Cheng Du of tread external corner greatly;
3, the present invention also provides the preparation method of above-mentioned tread, this method is simple, can guarantee the sound construction of tread, the pin head that more can guarantee bracing means is on the angular bisector of external corner, guarantee the intensity of step plate, make the difference in height between step plate be easy to control, make stair more elegant in appearance.
Description of drawings
Fig. 1 is the structural representation of tread of the present invention;
Fig. 2 is the structural representation of the bracing means of tread of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
This specific embodiment only is an explanation of the invention; it is not a limitation of the present invention; those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this manual, but as long as all are subjected to the protection of Patent Law in claim scope of the present invention.
As shown in Figure 1, 2, a kind of tread, it comprises basic unit 1 from the inside to surface successively, covers tack coat 2, bracing means 3, surface course 4 in the basic unit 1, described bracing means 3 comprises that one has the pin shape bonding jumper 3a of 3ab at the bottom of pin head 3aa and the pin and two spats 3b that link to each other with 3ab symmetry at the bottom of the pin shape bonding jumper pin, and described two spats 3b are vertical mutually; A pin 3aa center is arranged in the external corner of tread, and described pin head 3aa becomes the drift angle of the external corner of tread; Described pin shape bonding jumper 3a is on the angular bisector of external corner of tread.Described spats is tiled on the tack coat, and there is the corresponding chamfering 2a with the pin shape bonding jumper 3a pin end 3ab corner of described tack coat.Described spats 2a is made up of many oval steel 2aa.
The preparation method of above-mentioned stair comprises and at first makes each tread that the preparation method of described tread is as follows: at first need the surface of original tread is cleared up, promptly clear up the basic unit of tread.If the tread of cement basic layer, only need directly clear top dust to get final product, if other and the relatively poor surface layer of cement mortar cohesive then need be done coarse processing on the surface and have better bond properties until basic unit and cement mortar.After base cleaning finished, floating basic unit formed tack coat with cement mortar, made the horizontal plane of described step plate keep vertical with vertical plane.Usually need aid to finish above-mentioned work, for example snap the line, angle square, level gauge etc., the purpose of the above-mentioned instrument of single utilization is exactly the tack coat that covers one deck cement mortar matter in described basic unit, above-mentioned tack coat should guarantee smooth, require the horizontal plane of every grade of tread vertical with vertical plane simultaneously, the workman uses washboard to rub flat above-mentioned two faces with the hands usually.External corner place at described tack coat makes chamfering, promptly make chamfering at the external corner place of described tack coat with washboard, described bevel edge should be vertically and the angular bisector of described external corner, and the pin shape bonding jumper that can guarantee the bracing means that described chamfering is accepted like this is on the angular bisector of external corner.After treating that described tack coat is dried slightly, will place on the tack coat, and make that 3ab aligns with the chamfering of tack coat at the bottom of the described bracing means pin as the spats 3b of above-mentioned bracing means 3; Keep above-mentioned alignment, thereby form surface course 4, make the lucky exposing surface layer 4 of a pin 3aa of bracing means 3 become the external corner of surface course 4, and described pin head becomes the drift angle of the external corner of tread with the floating bracing means 3 of cement mortar.
Described cement mortar is 1: 2 a cement mortar, and promptly the mass ratio of the sand of described cement mortar and cement is 2: 1, and the relatively more suitable the present invention of the cement mortar of aforementioned proportion is fixing to bracing means, is easy to setting and sound construction.
Claims (9)
1. a tread bracing means comprises pin shape bonding jumper, two spats, it is characterized in that: pin shape bonding jumper constitutes at the bottom of selling head and pin by one, and two spats are symmetry and link to each other in pin shape bonding jumper bottom, and spats is vertical mutually.
2. tread bracing means according to claim 1 is characterized in that: described pin shape bonding jumper is a copper bar, and described spats is made up of a plurality of oval steel.
3. tread, it is characterized in that: it comprises basic unit from the inside to surface successively, covers tack coat, bracing means, surface course in the basic unit, described bracing means comprises that one has the pin shape bonding jumper at the bottom of pin head and the pin and two spats that link to each other with pin shape bonding jumper bottom symmetry, and described spats is vertical mutually; Described pin head center is arranged in the external corner of tread, and described pin head becomes the drift angle of the external corner of tread.
4. tread according to claim 3 is characterized in that: described pin shape bonding jumper is on the angular bisector of external corner of tread.
5. tread according to claim 3 is characterized in that: described corner protector is tiled on the tack coat, and the corner of described tack coat has and the corresponding chamfering in pin shape bonding jumper bottom.
6. tread according to claim 3 is characterized in that: described corner protector is made up of many oval steel.
7. stair, comprise multistage tread, it is characterized in that: every grade of tread comprises basic unit from the inside to surface successively, covers tack coat, bracing means, surface course in the basic unit, described bracing means comprises that one has the pin shape bonding jumper at the bottom of pin head and the pin and two spats that link to each other with symmetry at the bottom of the pin shape bonding jumper pin, and described spats is vertical mutually; Described pin head center is arranged in the external corner of tread, and described pin head becomes the drift angle of the external corner of tread.
8. the preparation method of a tread may further comprise the steps:
A. clear up the basic unit of tread;
B. form tack coat with the floating basic unit of cement mortar, make the horizontal plane of described step plate keep vertical with vertical plane;
C. make chamfering at the external corner place of tack coat;
D. after treating that described tack coat is dried slightly, the corner protector of bracing means is according to claim 1 placed on the tack coat, align with chamfering at the bottom of the described bracing means pin;
E. form surface course with the floating bracing means of cement mortar, make the lucky exposing surface layer of bracing means pin head become the external corner of surface course.
9. the preparation method of tread according to claim 8 is characterized in that: described cement mortar is that the mass ratio by cement and sand is 1: 2 ratio and mixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101628671A CN101476374B (en) | 2008-12-06 | 2008-12-06 | Reinforcement apparatus for stair step plate, step plate with the same and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101628671A CN101476374B (en) | 2008-12-06 | 2008-12-06 | Reinforcement apparatus for stair step plate, step plate with the same and its production method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101476374A CN101476374A (en) | 2009-07-08 |
| CN101476374B true CN101476374B (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101628671A Active CN101476374B (en) | 2008-12-06 | 2008-12-06 | Reinforcement apparatus for stair step plate, step plate with the same and its production method |
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| Country | Link |
|---|---|
| CN (1) | CN101476374B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103451495A (en) * | 2013-08-08 | 2013-12-18 | 北京恒丰基业科技有限公司 | Aluminum alloy and aluminum alloy paper wing round corner protector |
| CN103850353B (en) * | 2013-12-31 | 2016-01-20 | 河北金源建材科技有限公司 | Coated rock wool composite insulation board of a kind of basalt fiber grid cloth and preparation method thereof |
| CN115233727A (en) * | 2022-08-05 | 2022-10-25 | 湖南省第四工程有限公司 | Copper bar edge-embedded mortar foot protector and construction method |
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2008
- 2008-12-06 CN CN2008101628671A patent/CN101476374B/en active Active
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| Publication number | Publication date |
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| CN101476374A (en) | 2009-07-08 |
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