CN212025942U

CN212025942U - Steel staple bolt top holds in palm bearing structure

Info

Publication number: CN212025942U
Application number: CN202020590470.9U
Authority: CN
Inventors: 高彬; 潘亮; 王学结
Original assignee: Shanghai Baoye Municipal Engineering Co ltd; Shanghai Baoye Group Corp Ltd
Current assignee: Shanghai Baoye Municipal Engineering Co ltd; Shanghai Baoye Group Corp Ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-11-27
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a steel hoop jacking and supporting structure, which comprises a metal hoop frame, wherein at least two inner walls of the metal hoop frame are cambered surfaces and are used for fixedly splicing the periphery of a pier column to be constructed into an annular hoop; the annular staple bolt with wait to be under construction between the pier stud laminating be fixed with the elastic gasket, the elastic gasket with be equipped with between the annular staple bolt and be used for realizing the locating part of the two relatively fixed. The elastic gasket of the steel hoop jacking support structure improves the longitudinal friction force between the annular hoop and the pier stud to be constructed, so that the bearing capacity of the annular hoop is improved; the locating part has realized annular staple bolt, elastic gasket and has waited to be under construction the pier stud three relatively fixed, avoids annular staple bolt and waits to be under construction the relative slippage of pier stud. In addition, the elastic gasket can also play a role in protecting the surface of the pier stud to be constructed from damage.

Description

Steel staple bolt top holds in palm bearing structure

Technical Field

The utility model relates to a bridge building field especially relates to a steel staple bolt top holds in palm bearing structure.

Background

In the construction of bridge capping beams, the erection of a supporting system is an important structure concerning the safety and quality of bridge construction, and is also an important factor of construction period and cost. The traditional support method is used for plugging a river channel and pumping water and dredging in construction, so that a working surface with enough bearing capacity can be provided for a support system, but the method is long in time consumption and high in safety risk. And adopt the rod iron to penetrate the pier stud method and carry out the construction, but the rod iron causes the destruction to the pier stud structure, influences the performance of pier stud structure.

Therefore, the construction can be carried out by adopting a steel hoop method at present. Because the staple bolt is limited to the bearing capacity of pier stud, the pier stud slips from the staple bolt easily, therefore the construction range is limited, is difficult to satisfy the construction demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel staple bolt top holds in palm bearing structure can improve the staple bolt and treat the bearing capacity of construction pier stud, avoids the staple bolt and treats the construction pier stud slippage.

In order to achieve the purpose, the utility model provides a steel hoop jacking and supporting structure, which comprises a metal hoop frame, wherein at least two inner walls of the metal hoop frame are cambered surfaces and are used for fixedly splicing the periphery of a pier column to be constructed into an annular hoop;

the annular staple bolt with wait to be under construction between the pier stud laminating be fixed with the elastic gasket, the elastic gasket with be equipped with between the annular staple bolt and be used for realizing the locating part of the two relatively fixed.

Preferably, the elastic gasket comprises a rubber gasket in a ring shape and a rubber additional gasket in an arc plate shape;

the rubber gasket is attached to the whole inner wall of the annular hoop; the rubber additional gasket is attached to the inner wall of the joint of the two adjacent metal hoop frames.

Preferably, the inner wall of any one of the metal hoop frames is connected with an arc-shaped rubber gasket with the curvature equal to that of the metal hoop frame, and all the arc-shaped rubber gaskets are spliced into the rubber gasket.

Preferably, the limiting part is a limiting pin, and the limiting pin is inserted inwards from the outer side of the annular hoop and compresses the outer wall of the elastic gasket.

Preferably, both ends of any one of the metal hoops are provided with a wing plate extending outwards; and a plurality of high-strength bolts are arranged at the splicing positions of the two adjacent wing plates.

Preferably, the limit pin is arranged between two adjacent wing plates and is located at the midpoint of the wing plates in the length direction, and all the high-strength bolts are uniformly distributed on the upper side and the lower side of the limit pin.

Preferably, the wing panel includes a connection wing panel and a reinforcement wing panel; the high-strength bolt is connected to the connecting wing plate; the length of the reinforcing wing plate along the circumferential direction of the metal hoop frame is greater than the length of the connecting wing plate along the circumferential direction of the metal hoop frame.

Preferably, the periphery of any metal hoop frame is provided with brackets extending along the axial direction; the cross section of any one bracket is reduced from top to bottom.

Preferably, the upper end of any one bracket is fixedly connected with a horizontally arranged jacking steel plate.

Preferably, at least one pair of symmetrically arranged lifting lugs is fixed on the periphery of the annular hoop.

Compared with the prior art, the utility model provides a steel staple bolt top holds in palm bearing structure includes two at least ferrule framves. The inner wall of any metal hoop frame is a cambered surface, and the inner walls of all the metal hoop frames surround and are fixed on the periphery of the pier column to be constructed, so that the annular hoops are spliced together.

An elastic gasket is fixedly attached between the annular hoop and the pier stud to be constructed; wherein, the outer wall laminating of resilient pads is in annular staple bolt, and the inner wall laminating of resilient pads is in treating the construction pier stud. The elastic gasket and the annular hoop are provided with limiting pieces for realizing the relative fixation of the elastic gasket and the annular hoop.

To sum up, the utility model improves the longitudinal friction force of the annular hoop and the pier stud to be constructed through the elastic gasket, and realizes the relative fixation of the elastic gasket between the annular hoop and the pier stud to be constructed through the limiting part, thereby improving the bearing capacity of the annular hoop and avoiding the relative slippage of the annular hoop and the pier stud to be constructed; and the function of protecting the surface of the pier column to be constructed from being damaged can also be achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a steel hoop jacking support structure provided in an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

fig. 3 is a cross-sectional view at B-B of fig. 1.

The construction method comprises the following steps of 01-pier stud to be constructed, 1-metal hoop frame, 11-connecting wing plate, 12-reinforcing wing plate, 2-elastic gasket, 3-limiting pin, 4-high-strength bolt, 5-bracket, 6-jacking steel plate and 7-lifting lug.

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.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a steel hoop jacking support structure according to an embodiment of the present invention; FIG. 2 is a cross-sectional view taken at A-A of FIG. 1; fig. 3 is a cross-sectional view at B-B of fig. 1.

The utility model provides a steel staple bolt top holds in palm bearing structure, be the ferrule frame 1 of cambered surface including two at least inner walls, whole ferrule frame 1 is around splicing each other when treating the 01 periphery of construction pier stud, forms a laminating and locks in the annular staple bolt of treating the 01 periphery of construction pier stud. Any two adjacent metal hoop frames 1 are fixedly connected at the splicing part in a detachable mode, and the metal hoop frames 1 are detached after construction is completed conveniently.

Establish resilient pad 2 between annular staple bolt and the pier stud 01 of treating being under construction, resilient pad 2's outer wall is laminated in the inner wall of annular staple bolt, and resilient pad 2's inner wall is laminated in the outer wall of the pier stud 01 of treating being under construction, and annular staple bolt is applied to the pressure of treating the pier stud 01 of being under construction and is passed through resilient pad 2 and transmit.

Be equipped with between elastic gasket 2 and the annular staple bolt and be used for realizing the two locating part of relatively fixed, that is to say, the one end and the annular staple bolt fixed connection of locating part, the other end and elastic gasket 2 fixed connection.

To sum up, the elastic gasket 2 fixedly arranged on the annular hoop and the pier stud 01 to be constructed increases the longitudinal friction force of the annular hoop and the pier stud 01 to be constructed, so that the bearing capacity of the annular hoop is improved, and the relative slippage of the annular hoop and the pier stud 01 to be constructed is avoided; and the function of protecting the surface of the pier stud 01 to be constructed from being damaged can be achieved.

The utility model discloses a construction pier stud 01 is treated to a plurality of metal hoop frame 1 and rubber gasket and is carried out circumference locking, adopts the locating part to fix rubber gasket simultaneously, ensures annular staple bolt, rubber gasket that metal hoop frame 1 formed and treats construction pier stud 01 three's relatively fixed. The rubber gasket improves the longitudinal friction force of the annular hoop and the pier stud 01 to be constructed, and avoids mutual slippage of the annular hoop and the pier stud 01 to be constructed in the construction process.

The following will explain the supporting structure of the steel hoop with the top support provided by the present invention with reference to the accompanying drawings and the embodiments.

On the basis of the above embodiment, the elastic gasket 2 of the present invention includes an annular rubber gasket and an arc-plate-shaped rubber additional gasket.

The rubber gasket is sleeved with the annular anchor ear and the pier stud 01 to be constructed, namely, the rubber gasket surrounds the periphery of the pier stud 01 to be constructed, and the inner wall of the rubber is tightly attached to the periphery of the pier stud 01 to be constructed; the annular hoop surrounds the periphery of the rubber gasket, and the annular outer wall of the rubber gasket is tightly attached to the inner wall of the annular hoop.

Because the splicing between two adjacent metal hoop frames 1 is fixed, the stress is concentrated at the splicing position compared with the middle part of any metal hoop frame 1, and the rubber additional gasket is arranged at the splicing position. Compare in annular rubber packing ring, rubber additional shim only sets up the inner wall in two adjacent metal hoop frame 1 concatenation departments, and a rubber additional shim laminates with the tip inner wall of two adjacent metal hoop frame 1 respectively, is favorable to improving the connection effect and the bearing capacity of concatenation department.

The rubber additional gasket can be arranged between the pier column 01 to be constructed and the rubber gasket, and also can be arranged between the rubber gasket and the annular hoop.

Aiming at the rubber additional gasket, the rubber additional gasket can be arranged into an arc-shaped strip structure or an arc-shaped plate shape, so that the inner side and the outer side of the rubber additional gasket are tightly attached to the adjacent structure. The arc length of the section of the rubber additional gasket can be set to be one fourth of the diameter of the pier column 01 to be constructed. The rubber additional gaskets may be distributed symmetrically to the ends of two adjacent metal stirrups 1.

For the convenience of installation, on the basis of the above embodiment, the annular rubber gasket is formed by splicing a plurality of arc-shaped rubber gaskets.

The curvature of the arc-shaped rubber gasket is equal to that of the ferrule holder 1. The arc length of the arc-shaped rubber gasket can be equal to that of the metal hoop frame 1, the arc-shaped rubber gasket is fixedly connected to the inner side of any metal hoop frame 1, and when all the metal hoop frames 1 are spliced into a ring-shaped hoop, all the rubber gaskets on the inner sides of all the metal hoop frames 1 are connected end to end.

The size of the arc-shaped rubber gasket can also be different from that of the metal hoop frame 1, for example, the arc length of the arc-shaped rubber gasket is half of the perimeter of the pier column 01 to be constructed, and the arc length of the metal hoop frame 1 is one of three perimeters of the pier column 01 to be constructed, so that the end-to-end splicing of the three metal hoops is realized, and the end-to-end splicing of the two arc-shaped rubber gaskets is realized.

To the utility model provides a locating part specifically can set up to spacer pin 3. During installation, the limiting pin 3 is inserted inwards from the outer side of the annular hoop, and the inner end face of the limiting pin 3 compresses the outer wall of the elastic gasket 2, so that the annular hoop and the elastic gasket 2 are fixed relatively.

The utility model provides a fastener such as bolt can be adopted to the ferrule frame 1 and the realization can be dismantled fixedly, and is concrete, and the both ends of an arbitrary ferrule frame 1 have the pterygoid lamina of outside extension, and two adjacent ferrule frame 1 hoops are located to connect through high strength bolt 4 in the pterygoid lamina.

It should be noted that the outward extension specifically means outward extension in the radial direction of the ferrule holder 1, i.e., the direction perpendicular to the paper surface in fig. 3. Accordingly, the high-strength bolt 4 penetrates through two adjacent flanges in a direction parallel to the tangential direction of the ferrule 1 at the flanges, that is, penetrates through two adjacent attached flanges in the horizontal direction in fig. 3, so that the two ferrules 1 are fixedly connected at the flanges.

On the basis of the above embodiment, the limit pin 3 may be disposed between two adjacent wing plates, and the limit pin 3 is located at the midpoint of the length direction of the wing plates, i.e., the midpoint of the vertical direction in fig. 3. All high-strength bolts 4 are uniformly distributed on the upper side and the lower side of the limiting pin 3, and are arranged between the adjacent wing plates due to the limiting pin 3, gaps exist between the adjacent wing plates, the wing plates are extruded through a plurality of high-strength bolts 4 between the adjacent wing plates, so that the pressure of the high-strength bolts 4 on the upper side and the lower side of the limiting pin 3 on the wing plates is improved, the longitudinal friction force of the annular hoop and the pier column 01 to be constructed is further improved, and the elastic gasket 2 is limited to generate displacement.

Wherein, the pterygoid lamina can be including connecting pterygoid lamina 11 and strengthening pterygoid lamina 12, and high strength bolt 4 connects in connecting pterygoid lamina 11, and strengthens pterygoid lamina 12 and is greater than connecting pterygoid lamina 11 along the length of 1 circumference of ferrule frame, plays the effect of improving annular staple bolt and the atress of treating construction pier stud 01.

In order to increase the stress area of the annular hoop and the pier stud 01 to be constructed, the length of the connecting wing plate 11 is equal to the axial length of the annular hoop, namely, the connecting wing plate 11 extends outwards along the radial direction of the annular hoop and extends towards the lower end along the upper end of the annular hoop, and the high-strength bolts 4 are connected with the connecting wing plates 11 which are adjacently arranged at equal intervals. One connecting wing plate 11 can fix a plurality of reinforcing wing plates 12 at intervals, and the reinforcing wing plates 12 extend outwards along the radial direction of the annular hoop and also extend along the circumferential direction of the annular hoop.

For better technical effect, the bracket 5 extending along the axial direction of the metal hoop frame 1 is arranged on the periphery of any metal hoop frame 1, the cross section of the bracket 5 is reduced from top to bottom, namely, the radial dimension of the upper end of the bracket 5 is large, and the radial dimension of the lower end is small, and the bracket is used for supporting a steel crossbeam and a cover beam bottom formwork to be constructed.

The number of the corbels 5 is usually set to be a plurality, and the corbels are evenly distributed around the hoop to be annular.

The upper end fixedly connected with of arbitrary bracket 5 pushes up and holds in the palm steel sheet 6, pushes up and holds in the palm 6 level settings of steel sheet, and whole tops of whole bracket 5 are held in the palm steel sheet 6 and are in same horizontal plane, pushes up and hold in the palm steel sheet 6 as being used for placing steel crossbeam and bent cap bed die plate's bearing structure, can increase and treat the area of contact of construction steel crossbeam.

In addition, on the basis of any one of the above embodiments, at least one pair of symmetrically arranged lifting lugs 7 is fixed on the periphery of the annular hoop by the steel hoop jacking and supporting structure. The lug 7 is used for connecting the equipment of lifting by crane, makes things convenient for this steel staple bolt top to hold in the palm bearing structure locking treat the construction pier stud 01 back, utilizes the equipment of lifting by crane to suspend in midair and remove and treat construction pier stud 01.

The metal hoop frame 1 can be made of high-quality steel with the thickness of 20mm and the width of 300-00 mm, and the high-quality steel can be firmly connected with the outer periphery of the pier column 01 to be constructed through the gripping force and the longitudinal friction force which are tightly attached to the outer periphery of the pier column and are generated. The lifting lug 7 can be welded by hot rolled plain steel bars with the diameter of 12 mm.

This steel staple bolt top holds in palm bearing structure does not receive the foundation factor influence, has removed the requirement to the foundation bearing capacity from, can be applicable to the pier stud 01 of waiting to be under construction of various heights, and especially the advantage is more obvious in the high mound construction. The annular staple bolt treats that construction pier stud 01 does not cause any destruction, can not influence the atress performance and the outward appearance of treating construction pier stud 01, and resilient gasket 2 can improve the vertical bearing capacity of annular staple bolt, avoids annular staple bolt and treats construction pier stud 01 slippage. The construction can be simplified to lug 7, and the pier stud 01 of treating being under construction is conveniently removed. To sum up, this steel staple bolt top holds in palm bearing structure possesses advantages such as safe, convenient, high efficiency.

It is right above the utility model provides a steel staple bolt top holds in palm bearing structure and has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A steel hoop jacking support structure is characterized by comprising at least two metal hoop frames (1) of which the inner walls are cambered surfaces and which are used for fixedly splicing annular hoops on the periphery of a pier column (01) to be constructed;

the laminating is fixed with elastic gasket (2) between annular staple bolt and the pier stud (01) of treating being under construction, elastic gasket (2) with be equipped with between the annular staple bolt and be used for realizing the locating part of the two relatively fixed.

2. The steel hoop jacking support structure according to claim 1, wherein the elastic gasket (2) comprises a rubber gasket in the shape of a ring and a rubber additional gasket in the shape of an arc plate;

the rubber gasket is attached to the whole inner wall of the annular hoop; the rubber additional gasket is attached to the inner wall of the splicing position of two adjacent metal hoop frames (1).

3. The steel hoop jacking support structure according to claim 2, wherein the inner wall of any one of the metal hoop frames (1) is connected with an arc-shaped rubber gasket with the curvature equal to that of the metal hoop frame (1), and all the arc-shaped rubber gaskets are spliced to form the rubber gasket.

4. The steel hoop jacking support structure according to claim 1, wherein the limiting member is a limiting pin (3), and the limiting pin (3) is inserted from the outer side of the annular hoop inwards and presses the outer wall of the elastic gasket (2).

5. The steel hoop jacking support structure as claimed in claim 4, wherein both ends of any one of the metal hoop frames (1) are provided with outwardly extending wing plates; and a plurality of high-strength bolts (4) are arranged at the splicing positions of two adjacent wing plates.

6. The steel hoop jacking support structure according to claim 5, wherein the limiting pin (3) is arranged between two adjacent wing plates and is located at the midpoint of the wing plates in the length direction, and all the high-strength bolts (4) are uniformly distributed on the upper side and the lower side of the limiting pin (3).

7. The steel hoop jacking support structure according to claim 5, wherein said wings include a connecting wing (11) and a reinforcing wing (12); the high-strength bolt (4) is connected to the connecting wing plate (11); the length of the reinforcing wing plate (12) along the circumferential direction of the metal hoop frame (1) is greater than the length of the connecting wing plate (11) along the circumferential direction of the metal hoop frame (1).

8. The steel hoop jacking support structure according to claim 1, wherein the periphery of any one of the metal hoop frames (1) is provided with brackets (5) extending along the axial direction; the cross section of any one bracket (5) is reduced from top to bottom.

9. The steel hoop jacking support structure according to claim 8, wherein a horizontally arranged jacking steel plate (6) is fixedly connected to the upper end of any one of the brackets (5).

10. The steel hoop jacking support structure according to any one of claims 1 to 9, wherein at least one pair of symmetrically arranged lifting lugs (7) is fixed to the outer periphery of the annular hoop.