CN215053966U - Sliding support - Google Patents

Abstract

The utility model discloses a sliding support, including bedplate, bench board, polyethylene tetrafluoro board, steel sheet, graphite powder, terraced roof beam, first crew cut screw, second crew cut screw, reinforcing bar, set screw, first locating hole, second locating hole and rest platform board. The utility model has the advantages that: the steel sheet adopts pre-buried in the support plate of pre-buried method and fixes through first flat head screw, the polyethylene tetrafluoro plate passes through second flat head screw and is fixed with the bench board, and the width and the length of polyethylene tetrafluoro plate and steel sheet are equal to the contact surface of the two, save labour, the input of material resources and financial resources, it is more convenient to make the operation, need not keep somewhere stair construction joint, and stair shaping effect is better, the site operation degree of difficulty has been reduced, polyethylene tetrafluoro plate and steel sheet have high temperature resistant, high lubrication, it is not adhered, no toxicity, characteristics such as environmental protection, make construction operation simple and can guarantee for a long time that the support can satisfy the designing requirement under the earthquake action, good economic benefits has.

Description

Sliding support

Technical Field

The utility model relates to a sliding support specifically is a sliding support belongs to sliding support technical field.

Background

In recent years, buildings develop rapidly, earthquake-resistant systems of the buildings are more and more perfect, wherein the stairs are important components of multi-storey and high-rise building structures and are complex under the action of earthquakes and the like, the concrete stairs in the traditional construction mode are integrally cast with the main structure, and are equivalent to the situation that an inclined strut member participates in lateral force resistance, so that the structure is complex in stress, the stairs are usually destroyed under the action of strong earthquakes, particularly the concrete stairs are of frame structures, the stairs are used as main fire escape channels of the buildings and play a vital role in the presence of large irresistible force disasters such as earthquakes, and how to avoid the stairs from being destroyed in advance under the action of earthquakes and the like as the main fire escape channels is the main research direction of the construction method.

Therefore, a sliding support is needed to meet the structural requirements at present, and although various sliding supports are produced at present, a lot of common defects still exist in the summary, firstly, the sliding of upper and lower plates is not realized between the existing sliding supports in a mode of fully paving graphite powder, so that the problems of overlarge construction cost and long construction period exist, and secondly, the problems of slag inclusion, root rot and the like at a joint part in a construction joint are caused due to overlarge construction joint between the existing sliding supports.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a sliding support for solving the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a sliding support comprises a support plate, a ladder section plate, a polyethylene tetrafluoro plate, a steel plate, graphite powder, a ladder beam, a first flat-head screw, a second flat-head screw, a reinforcing steel bar, a positioning screw, a first positioning hole, a second positioning hole and a resting platform plate; the support plate is located the bottom of bench board, the upper surface left end at the support plate is connected to the bench board, the polyethylene tetrafluoro plate is fixed at bench board left end, the steel sheet is fixed in bench board right-hand member bottom, graphite powder is laid in space department between polyethylene tetrafluoro plate, steel sheet, the ladder roof beam is fixed in support plate right-hand member bottom, first flat screw is fixed on the polyethylene tetrafluoro plate, the second flat screw is fixed on the steel sheet, the reinforcing bar is fixed inside the support plate, set screw fixes at the inside reinforcing bar flex point that just is located of support plate, first locating hole runs through the setting on the polyethylene tetrafluoro plate, the second locating hole runs through the setting on the steel sheet, rest platform board level is fixed at ladder roof beam right-hand member top.

Preferably, in order to save the input of labour, material resources and financial resources, make the operation more convenient, need not keep somewhere stair construction joint, and stair shaping effect is better, has reduced the site operation degree of difficulty, the steel sheet adopts pre-buried method pre-buried in the support plate and fixed through first flat head screw, and the polyethylene tetrafluoro plate is fixed through second flat head screw and bench board, and the width and the length of polyethylene tetrafluoro plate and steel sheet are equal to the contact surface of the two.

Preferably, in order to form the glide plane through the high lubrication characteristic of polyethylene tetrafluoro plate, steel sheet and graphite powder itself, the bench board can carry out the free slip according to structural displacement under the earthquake effect, reduce the influence of stair to structural rigidity, alleviateed the destruction degree of stair, thereby create the condition and win the valuable time for personnel's fleeing for one's life, and this way has directly saved the construction seam that stair and major structure monolithic casting must keep somewhere, has effectively avoided the probably to have most quality defects of stair in the work progress, but be left right sliding type connection through the graphite powder of full spreading between polyethylene tetrafluoro plate and the steel sheet between bedplate and the bench board.

Preferably, in order to enable constructors to fix the polytetrafluoroethylene plate and the steel plate quickly and shorten the construction period, the first positioning hole and the second positioning hole penetrate through the polyethylene tetrafluoroethylene plate and the steel plate respectively, and the diameters of the first positioning hole and the second positioning hole are larger than those of the first flat head screw and the second flat head screw respectively.

Preferably, in order to avoid later maintenance and secondary repair, the construction period is shortened indirectly, and a good public praise is obtained, wherein a construction joint is formed between the support plate and the bench plate through a reserved joint between the polytetrafluoroethylene plate and the steel plate.

The utility model has the advantages that: the sliding support is reasonable in design, the steel plate is embedded in the support plate by an embedding method and is fixed by the first flat head screw, the polyethylene tetrafluoro plate is fixed with the stair section plate by the second flat head screw, the width and the length of the polyethylene tetrafluoro plate and the steel plate are equal to the contact surface of the polyethylene tetrafluoro plate and the steel plate, the investment of labor force, material resources and financial resources is saved, the operation is more convenient, a stair construction joint does not need to be left, the stair forming effect is better, the on-site construction difficulty is reduced, the polyethylene tetrafluoro plate and the steel plate have the characteristics of high temperature resistance, low temperature resistance, weather resistance, high lubrication, non-adhesion, non-toxicity, environmental protection and the like, the construction operation is simple, the support can meet the design requirement under the earthquake action for a long time, the sliding type connection is realized, the support plate and the stair section plate are in a left-right sliding mode through the graphite powder fully paved between the polyethylene tetrafluoro plate and the steel plate, the sliding surface is formed by the high lubrication characteristics of the polytetrafluoroethylene plate, the steel plate and the graphite powder, the stair section plate can freely slide according to the structural displacement under the action of an earthquake, the influence of the stair on the overall rigidity of the structure is reduced, the damage degree of the stair is reduced, conditions are created for escape of personnel, and valuable time is gained, moreover, the construction joint which needs to be kept between the stair and the main structure in integral casting is directly saved, most quality defects possibly existing in the construction process of the stair are effectively avoided, the first positioning hole and the second positioning hole respectively penetrate through the polytetrafluoroethylene plate and the steel plate, the diameters of the first positioning hole and the second positioning hole are respectively larger than those of the first flat-headed screw and the second flat-headed screw, so that the polytetrafluoroethylene plate and the steel plate can be quickly fixed by constructors, the construction period is shortened, the construction joint is formed between the support plate and the stair section plate through the reserved joint between the polytetrafluoroethylene plate and the steel plate, the later maintenance and secondary repair are avoided, the construction period is shortened indirectly, and good praise is obtained.

Drawings

FIG. 1 is a schematic view of a sliding support of the present invention;

FIG. 2 is a schematic view of the fixing of the polytetrafluoroethylene board on the support board of the present invention;

FIG. 3 is a schematic view of the lower steel plate of the step slab of the present invention;

FIG. 4 is a schematic view of the support plate reinforcing bars of the present invention;

FIG. 5 is a schematic view of the production of the PTFE sheet of the present invention;

fig. 6 is a schematic view of the steel plate of the present invention.

In the figure: 1. support plate, 2, bench board, 3, polyethylene tetrafluoro board, 4, steel sheet, 5, graphite powder, 6, terraced roof beam, 7, first crew cut screw, 8, second crew cut screw, 9, reinforcing bar, 10, set screw, 11, first locating hole, 12, second locating hole and 13, rest platform board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, a sliding support includes a support plate 1, a step plate 2, a ptfe plate 3, a steel plate 4, graphite powder 5, a ladder beam 6, a first stud 7, a second stud 8, a reinforcing bar 9, a positioning screw 10, a first positioning hole 11, a second positioning hole 12, and a resting deck plate 13; the support plate 1 is located the bottom of bench board 2, bench board 2 is connected at the upper surface left end of support plate 1, polyethylene tetrafluoro-plate 3 is fixed at bench board 2 left end, steel sheet 4 is fixed in 2 right-hand member bottoms of bench board, graphite powder 5 is laid in space department between polyethylene tetrafluoro-plate 3, steel sheet 4, ladder roof beam 6 is fixed in 1 right-hand member bottom of support plate, first cap screw 7 is fixed on polyethylene tetrafluoro-plate 3, second cap screw 8 is fixed on steel sheet 4, reinforcing bar 9 is fixed inside support plate 1, set screw 10 is fixed inside support plate 1 and is located the 9 flex points of reinforcing bar, first locating hole 11 runs through the setting on polyethylene tetrafluoro-plate 3, second locating hole 12 runs through the setting on steel sheet 4, rest platform board 13 level is fixed at 6 right-hand member tops of ladder roof beam.

The steel plate 4 is embedded in the support plate 1 by an embedding method and is fixed by a first flat head screw 7, the polyethylene tetrafluoro plate 3 is fixed with the stair section plate 2 by a second flat head screw 8, the width and the length of the polyethylene tetrafluoro plate 3 and the steel plate 4 are equal to the contact surface of the two, the investment of labor force, material resources and financial resources is saved, the operation is more convenient, a stair construction joint does not need to be reserved, the stair forming effect is better, the on-site construction difficulty is reduced, the polyethylene tetrafluoro plate 3 and the steel plate 4 have the characteristics of high temperature resistance, low temperature resistance, weather resistance, high lubrication, non-adhesion, non-toxicity, environmental protection and the like, the construction operation is simple, the support can meet the design requirement under the action of an earthquake for a long time, the economic benefit is good, the support plate 1 and the stair section plate 2 are connected in a left-right sliding manner by the graphite powder 5 fully paved between the polyethylene tetrafluoro plate 3 and the steel plate 4, the sliding surface is formed by the high lubricating property of the polytetrafluoroethylene plate 3, the steel plate 4 and the graphite powder 5, the stair section plate 2 can freely slide according to the structural displacement under the action of an earthquake, the influence of the stair on the overall rigidity of the structure is reduced, the damage degree of the stair is reduced, conditions are created for escape of personnel, precious time is gained, and the construction joint which needs to be kept in integral casting of the stair and the main structure is directly omitted, so that most of quality defects possibly existing in the construction process of the stair are effectively avoided, the first positioning hole 11 and the second positioning hole 12 respectively penetrate through the polytetrafluoroethylene plate 3 and the steel plate 4, the diameters of the first positioning hole 11 and the second positioning hole 12 are respectively larger than the first flat head screw 7 and the second flat head screw 8, so that constructors can quickly fix the polytetrafluoroethylene plate 3 and the steel plate 4, the construction period is shortened, the construction joint is reserved between the support plate 1 and the stair section plate 2 through the polytetrafluoroethylene plate 3 and the steel plate 4, the later maintenance and secondary repair are avoided, the construction period is shortened indirectly, and good praise is obtained.

The working principle is as follows: when using the sliding support

1. According to the processing drawing, the polyethylene tetrafluoro plate 3 and the steel plate 4 are reasonably arranged, a section cutting machine is used for cutting,

2. processing and numbering the steel plates 4 according to the drawing requirements, and transporting to an installation site;

3. c6@200 anchoring steel bars 9 with the length of 120mm are welded on the steel plate 4; punching screw holes on the polyethylene tetrafluoro plate 3 according to the spacing requirement;

4. discharging a positioning line of a first step position and a positioning line of a low-end support plate 1 of the stair and popping up an ink line;

5. after the template is installed, binding the ladder beam and the support plate steel bars 9, wherein the support plate steel bars 9 are C10 steel bars and anchored into the ladder beam 6;

6. the concrete of the lower support plate 1 is poured together with the rest platform plate and the structure of the lower support plate, and when pouring, the vibration is dense, and the displacement of the support plate steel bars 9 is avoided as much as possible;

7. after concrete pouring of the lower end support plate 1 is finished, ejecting an installation axis of the polytetrafluoroethylene plate 3, and polishing the installation part of the installation axis by using a polishing machine to ensure that the whole body is horizontally arranged on the same plane;

8. placing the polytetrafluoroethylene plates 3 in a control line, using M4 flat head screws, arranging the polytetrafluoroethylene plates in two rows in the long direction at a distance of 200mm in the wide direction, screwing the polytetrafluoroethylene plates tightly and fixing the polytetrafluoroethylene plates on the concrete support plate 1;

9. the periphery of the upper surface of the polytetrafluoroethylene plate 3 is made into a frame by white foam strips; uniformly paving graphite powder 5 on the plate by using iron smearing, wherein the paving thickness is about 3 mm;

10. placing a steel plate on the upper surface of the lower end support of the stair on the graphite powder 5 according to the size requirement of the figure, detecting the horizontal position and elevation of the steel plate, and compacting the steel plate 4;

11. when the stair template around the support steel plate 4 is installed, the steel plate 4 needs to be supported closely to the support steel plate 4, so that the steel plate 4 is prevented from moving when the stair reinforcement 9 is bound;

12. after the installation of the step plate template on the upper part of the lower end support is finished, the step plate reinforcing steel bars 9 are bound, when the step plate reinforcing steel bars 9 are bound, the anchoring length of the step plate reinforcing steel bars 9 is ensured, the reinforcing steel bars 9 are fixed, and the reinforcing steel bars 9 are prevented from moving to drive the steel plate 4 to move;

13. after the steel plate 4 is buried completely, the stair board reinforcing steel bars 9 are bound, the position and the elevation of the steel plate 4 are checked again before concrete pouring, the concrete is poured after no error is ensured, the vibrating rod is prevented from being in direct contact with the embedded steel plate 4 in the pouring process of the concrete, care is needed near the embedded steel plate 4, the pre-steel plate 4 is observed while vibrating, the position of the pre-steel plate 4 is corrected in time, the excessive displacement of the pre-steel plate is prevented, after the concrete is formed, the concrete curing is required to be enhanced, and the concrete is prevented from being subjected to shrinkage deformation to cause hollowing.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A sliding support is characterized in that: the novel ladder comprises a support plate (1), a ladder section plate (2), a polyethylene tetrafluoro plate (3), a steel plate (4), graphite powder (5), a ladder beam (6), a first flat head screw (7), a second flat head screw (8), a reinforcing steel bar (9), a positioning screw (10), a first positioning hole (11), a second positioning hole (12) and a rest platform plate (13); the support plate (1) is located at the bottom end of the bench plate (2), the bench plate (2) is connected to the left end of the upper surface of the support plate (1), the polyethylene tetrafluoro plate (3) is fixed to the left end of the bench plate (2), the steel plate (4) is fixed to the bottom of the right end of the bench plate (2), the graphite powder (5) is laid in the gap between the polyethylene tetrafluoro plate (3) and the steel plate (4), the ladder beam (6) is fixed to the bottom of the right end of the support plate (1), the first flat-head screw (7) is fixed to the polyethylene tetrafluoro plate (3), the second flat-head screw (8) is fixed to the steel plate (4), the reinforcing steel bar (9) is fixed inside the support plate (1), the positioning screw (10) is fixed inside the support plate (1) and located at the inflection point of the reinforcing steel bar (9), the first positioning hole (11) is arranged on the polyethylene tetrafluoro plate (3) in a penetrating manner, the second positioning hole (12) penetrates through the steel plate (4), and the rest platform plate (13) is horizontally fixed to the top of the right end of the ladder beam (6).

2. A shoe as set forth in claim 1 wherein: the steel plate (4) is embedded in the support plate (1) by an embedding method and is fixed through a first flat head screw (7), the polyethylene tetrafluoro plate (3) is fixed with the ladder section plate (2) through a second flat head screw (8), and the width and the length of the polyethylene tetrafluoro plate (3) and the steel plate (4) are equal to the contact surfaces of the two.

3. A shoe as set forth in claim 1 wherein: the support plate (1) and the bench plate (2) are connected in a left-right sliding manner through graphite powder (5) fully paved between the polyethylene tetrafluoro plate (3) and the steel plate (4).

4. A shoe as set forth in claim 1 wherein: the first positioning hole (11) and the second positioning hole (12) penetrate through the polytetrafluoroethylene teflon plate (3) and the steel plate (4) respectively, and the diameters of the first positioning hole and the second positioning hole are larger than those of the first flat head screw (7) and the second flat head screw (8) respectively.

5. A shoe as set forth in claim 1 wherein: the support plate (1) and the bench plate (2) form a construction joint through a reserved joint between the polyethylene tetrafluoro plate (3) and the steel plate (4).

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