CN110306817A - A kind of precast stair finished product protection device and its processing and application method - Google Patents
A kind of precast stair finished product protection device and its processing and application method Download PDFInfo
- Publication number
- CN110306817A CN110306817A CN201910617605.8A CN201910617605A CN110306817A CN 110306817 A CN110306817 A CN 110306817A CN 201910617605 A CN201910617605 A CN 201910617605A CN 110306817 A CN110306817 A CN 110306817A
- Authority
- CN
- China
- Prior art keywords
- precast stair
- backplate
- finished product
- plate body
- protection device
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 208000020442 loss of weight Diseases 0.000 claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000000465 moulding Methods 0.000 claims description 16
- 230000010354 integration Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000003672 processing method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007605 air drying Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/30—Safety or protective measures preventing damage to building parts or finishing work during construction against mechanical damage or dirt, e.g. guard covers of stairs
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses a kind of precast stair finished product protection device, including precast stair body, pedal is provided at the top of the precast stair body；The precast stair body axially offers loss of weight through-hole at each pedal；Including the backplate fitted on pedal corner；The backplate includes the plate body of right-angle structure；The plate body outer surface offers non-slip groove；The plate body inner surface is provided with the flexible piece being bonded with pedal；Its processing method of the protective device is specific as follows: the first step, backplate processing, second step, flexible piece installation, its installation of the protective device is specific as follows: backplate is then directly fitted to pedal corner by cleaning precast stair external surface；Self-absorption disc is set to suck apron outer surface；Precast stair finished product protection device of the invention and its processing and application method, using detachable mounting means, to precast stair body protection device for installing, protective device installation is simple and convenient, can play and be well protected against effect.
Description
Technical field
The present invention relates to a kind of precast stair protective devices, and in particular to a kind of precast stair finished product protection device and its adds
Work and application method belong to precast stair protective device technical field.
Background technique
Since cast-in-site stair are there are more deficiency, this field provided a variety of industrial in factory in recent years
The technical solution for changing production stair product, uses to be directly installed on building；Such as Chinese Patent Application No.:
201520992960.0 disclosing a kind of Assembled prefabricated stair module comprising the stair support plate of concreting and solid
Multiple step plates in the stair support plate are set calmly, and the stair support plate includes inclined support plate body and sets
It sets in the support plate body both ends and horizontal-extending lower carrier and upper carrier, the stair support plate and step plate
On be provided with lightening hole, be lined with steel pipe in the lightening hole；The present invention will be set on the support plate body of stair and step plate
Lightening hole is set, and displays steel pipe in lightening hole, on the one hand facilitates the molding of lightening hole, support on the other hand can be played and make
With, reinforce its intensity, avoid being broken by lightening hole, the setting of lightening hole reduces the weight of entire precast stair, but its
In lifting, installation and transportational process, pedal corner position is easy to happen damage of colliding with, to cause stair damage or local damage.
Summary of the invention
To solve the above problems, the invention proposes a kind of precast stair finished product protection device and its processing and users
Method, using detachable mounting means, to precast stair body protection device for installing, protective device installs simple and convenient, Neng Gouqi
To being well protected against effect.
Precast stair finished product protection device of the invention, including precast stair body, the precast stair body top are provided with
Pedal；The precast stair body axially offers loss of weight through-hole at each pedal；Including the backplate fitted on pedal corner；
The backplate includes the plate body of right-angle structure；The plate body outer surface offers non-slip groove；The plate body inner surface be provided with
The flexible piece of pedal fitting.
As preferred embodiment, the flexible piece is the multiple rows of self-absorption disc for being arranged at intervals at plate body inner surface.
As preferred embodiment, the plate body is provided with two pieces；Two plate bodys are located remotely from each other side and are made into integration
Have and the orthogonal outer bound edge of plate body；The two plate body sides close to each other be provided with it is interlaced, and up and down mutually compacting
Prolong side；Prolong side overall thickness described in two to be laminated no more than plate body thickness；Face offers counterbore on the two outer bound edges；
Stress pull rod is provided in the loss of weight through-hole；Stress pull rod both ends are provided with the nut seat at least two holes；The stress
Total length is no more than loss of weight through-hole axial length after pull rod and the installation of two nut seats；It is provided on the inside of the counterbore and is revolved with nut seat
Tight bolt part.
As preferred embodiment, the flexible piece is the rubber slab for being arranged at intervals at plate body inner surface.
As preferred embodiment, the backplate is one in steel construction, alloy structure, wood moulding structure and overall plastic structure
Kind.
As preferred embodiment, its processing method of the protective device is specific as follows: the first step, and backplate processing is led to
The molding die for crossing right angle cavity is integrally machined molding backplate, and is demoulded to obtain backplate to mold；Second step, flexible piece peace
Dress carries out the backplate inner face that the first step obtains to beat x wire and vertical line according to self-absorption disc density, then will by binder
Self-absorption disc is bonded to x wire and vertical line infall, and carries out air-drying bonding to it, and finished product can be obtained.
As preferred embodiment, its processing method of the protective device is specific as follows: the first step, and backplate processing is led to
The orthogonal molding die formed by integrally casting molding backplate in three faces is crossed, one right angle edge sealing inner face of molding die, which has been made into integration, prolongs side
Molding mold insert；Then, mold is demoulded to obtain and prolongs side on backplate and backplate；Second step, flexible piece installation, by two
Block rubber slab fits to backplate inner face respectively；Third step, draw piece are fixed；Two nut seats are welded to stress pull rod both ends；Two spiral shells
Base is parallel to each other welding.
As preferred embodiment, its installation of the protective device is specific as follows: cleaning precast stair external surface, and
It is washed away with water air-dried；Then backplate is directly fitted into pedal corner；And it is installed upwards by the pedal of lower end；When installation, by
Centre is pressed to two sides, and self-absorption disc is made to suck apron outer surface.
As preferred embodiment, its installation of the protective device is specific as follows: cleaning precast stair external surface, and
It is washed away with water air-dried；Then, stress pull rod is sent on the inside of loss of weight through-hole, two plate body faces is directly then fitted into pedal and are turned
At angle；Then, bolt is first passed through into counterbore, and is pre-installed with bolts and nuts seat；Finally, passing through after two plate bodys are directly fitted into
Outer bound edge is compressed precast stair body end portion by bolt.
The present invention compared with prior art, precast stair finished product protection device of the invention and its processing and application method
It has the advantage that using detachable mounting means, to precast stair body protection device for installing, the simple side of protective device installation
Just, it can play and be well protected against effect.
Detailed description of the invention
Fig. 1 is 1 overall structure diagram of the embodiment of the present invention.
Fig. 2 is 2 overall structure diagram of the embodiment of the present invention.
Fig. 3 prolongs side overall structure diagram for of the invention.
Specific embodiment
Embodiment 1:
As shown in Figure 1, precast stair finished product protection device of the invention, including precast stair body 1, the precast stair body top
It is provided with pedal 2；The precast stair body 1 axially offers loss of weight through-hole 3 at each pedal 2；It further include fitting in pedal
Backplate on corner；The backplate includes the plate body 4 of right-angle structure；4 outer surface of plate body offers non-slip groove 5；The plate
4 inner surface of body is provided with the flexible piece being bonded with pedal；The flexible piece is the multiple rows of self-priming for being arranged at intervals at plate body inner surface
Disk 12；Its processing method of the protective device is specific as follows: the first step, and backplate processing passes through the molding die one of right angle cavity
Body machine-shaping backplate, and mold is demoulded to obtain backplate；Second step, flexible piece installation, according to self-absorption disc density, to the
The backplate inner face that one step obtains carries out beating x wire and vertical line, and self-absorption disc is then bonded to x wire by binder and is indulged
To line infall, and it is carried out to air-dry bonding, finished product can be obtained；Its installation of the protective device is specific as follows: cleaning is pre-
Stair external surface processed, and washed away with water air-dried；Then backplate is directly fitted into pedal corner；And from the pedal of lower end to
Upper installation；When installation, is pressed from centre to two sides, self-absorption disc is made to suck apron outer surface.
Embodiment 2:
As shown in Figures 2 and 3, precast stair finished product protection device of the invention, including precast stair body 1, the precast stair
Pedal 2 is provided at the top of body；The precast stair body 1 axially offers loss of weight through-hole 3 at each pedal 2；It further include fitting
Backplate on pedal corner；The backplate includes the plate body 4 of right-angle structure；4 outer surface of plate body offers non-slip groove 5；
4 inner surface of plate body is provided with the flexible piece being bonded with pedal；The plate body 4 is provided with two pieces；Two plate bodys 4 are mutually remote
It has been made into integration and the orthogonal outer bound edge 6 of plate body from side；Two plate body 4 sides close to each other are provided with mutual friendship
Mistake, and that mutually suppresses up and down prolongs side 7；Prolong 7 overall thickness of side described in two to be laminated no more than 4 thickness of plate body；Two is described outer
Face offers counterbore 8 on bound edge 5；Stress pull rod 9 is provided in the loss of weight through-hole 3；9 both ends of stress pull rod are provided with
The nut seat 10 at least two holes；It is axially long to be no more than loss of weight through-hole for total length after the stress pull rod 9 and the installation of two nut seats 10
Degree；The bolt part 11 screwed with nut seat is provided on the inside of the counterbore 8；The flexible piece is to be arranged at intervals at plate body inner surface
Rubber slab 12；Its processing method of the protective device is specific as follows: the first step, backplate processing, orthogonal by three faces
Molding die formed by integrally casting forms backplate, and one right angle edge sealing inner face of molding die is made into integration the mold insert for prolonging edge forming；Then,
Mold is demoulded to obtain and prolongs side on backplate and backplate；Second step, flexible piece installation, two blocks of rubber slabs are bonded respectively
To backplate inner face；Third step, draw piece are fixed；Two nut seats are welded to stress pull rod both ends；Two nut seats are parallel to each other welding；
Its installation of the protective device is specific as follows: cleaning precast stair external surface, and is washed away with water air-dried；Then, stress is drawn
Bar is sent on the inside of loss of weight through-hole, and two plate body faces are directly then fitted to pedal corner；Then, it is heavy first to pass through bolt
Hole, and pre-installed with bolts and nuts seat；Finally, outer bound edge is compressed precast stair by bolt after two plate bodys are directly fitted into
Body end portion.
Wherein, the backplate is one of steel construction, alloy structure, wood moulding structure and overall plastic structure.
Above-described embodiment is only better embodiment of the invention, therefore all according to structure described in present patent application range
It makes, the equivalent change or modification that feature and principle are done, is included in the scope of the patent application of the present invention.
Claims (9)
1. a kind of precast stair finished product protection device, including precast stair body, the precast stair body top is provided with pedal；Institute
It states precast stair body and axially offers loss of weight through-hole at each pedal；It is characterized by comprising fit on pedal corner
Backplate；The backplate includes the plate body of right-angle structure；The plate body outer surface offers non-slip groove；The plate body inner surface setting
There is the flexible piece being bonded with pedal.
2. precast stair finished product protection device according to claim 1, it is characterised in that: the flexible piece is interval setting
In multiple rows of self-absorption disc of plate body inner surface.
3. precast stair finished product protection device according to claim 1, it is characterised in that: the plate body is provided with two pieces；
Two plate bodys are located remotely from each other side and have been made into integration and the orthogonal outer bound edge of plate body；The two plate body sides close to each other
It is provided with interlaced, and that mutually suppresses up and down prolongs side；Prolong side overall thickness described in two to be laminated no more than plate body thickness；
Face offers counterbore on the two outer bound edges；Stress pull rod is provided in the loss of weight through-hole；Stress pull rod both ends are set
It is equipped with the nut seat at least two holes；It is axially long to be no more than loss of weight through-hole for total length after the stress pull rod and the installation of two nut seats
Degree；The bolt part screwed with nut seat is provided on the inside of the counterbore.
4. precast stair finished product protection device according to claim 3, it is characterised in that: the flexible piece is interval setting
In the rubber slab of plate body inner surface.
5. precast stair finished product protection device according to claim 1 or 3, it is characterised in that: the backplate be steel construction,
One of alloy structure, wood moulding structure and overall plastic structure.
6. precast stair finished product protection device according to claim 1, it is characterised in that: described its processing side of protective device
Method is specific as follows: the first step, and backplate processing is integrally machined molding backplate by the molding die of right angle cavity, and to mold into
Row demoulding obtains backplate；Second step, flexible piece installation, according to self-absorption disc density, beats the backplate inner face that the first step obtains
Self-absorption disc is then bonded to x wire and vertical line infall by binder, and carries out wind to it by x wire and vertical line
Dry bonding, can be obtained finished product.
7. precast stair finished product protection device according to claim 3, it is characterised in that: described its processing side of protective device
Method is specific as follows: the first step, backplate processing, forms backplate, shaping mould by the orthogonal molding die formed by integrally casting in three faces
Have a right angle edge sealing inner face and is made into integration the mold insert for prolonging edge forming；Then, mold is demoulded to obtain on backplate and backplate
Prolong side；Two blocks of rubber slabs are fitted to backplate inner face by second step, flexible piece installation respectively；Third step, draw piece are fixed；By two
Nut seat is welded to stress pull rod both ends；Two nut seats are parallel to each other welding.
8. precast stair finished product protection device according to claim 1, it is characterised in that: its installation tool of the protective device
Body is as follows: cleaning precast stair external surface, and is washed away with water air-dried；Then backplate is directly fitted into pedal corner；And
It is installed upwards by the pedal of lower end；When installation, is pressed from centre to two sides, self-absorption disc is made to suck apron outer surface.
9. precast stair finished product protection device according to claim 3, it is characterised in that: its installation tool of the protective device
Body is as follows: cleaning precast stair external surface, and is washed away with water air-dried；Then, stress pull rod is sent on the inside of loss of weight through-hole, is connect
Two plate body faces are directly fitted into pedal corner；Then, bolt is first passed through into counterbore, and pre- with bolts and nuts seat
Dress；Finally, outer bound edge is compressed precast stair body end portion by bolt after two plate bodys are directly fitted into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910617605.8A CN110306817B (en) | 2019-07-10 | 2019-07-10 | Prefabricated stair finished product protection device and processing and using methods thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910617605.8A CN110306817B (en) | 2019-07-10 | 2019-07-10 | Prefabricated stair finished product protection device and processing and using methods thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110306817A true CN110306817A (en) | 2019-10-08 |
| CN110306817B CN110306817B (en) | 2024-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910617605.8A Active CN110306817B (en) | 2019-07-10 | 2019-07-10 | Prefabricated stair finished product protection device and processing and using methods thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110306817B (en) |
Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3842784A1 (en) * | 1988-12-20 | 1990-06-21 | Manfred Eckert | Protective covering for the installation of windows, doors or the like |
| JPH0734151U (en) * | 1993-12-01 | 1995-06-23 | フロンティア・パック株式会社 | Staircase cover |
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| CN210685451U (en) * | 2019-07-10 | 2020-06-05 | 山东汇富建设集团建筑工业有限公司 | Prefabricated staircase finished product protection device |
-
2019
- 2019-07-10 CN CN201910617605.8A patent/CN110306817B/en active Active
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| KR20030010330A (en) * | 2001-07-26 | 2003-02-05 | 박준석 | Protection Cover for Door Flame |
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| Publication number | Publication date |
|---|---|
| CN110306817B (en) | 2024-09-24 |
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