CN214882625U

CN214882625U - Firm profiled steel structure high-speed railway built-in fitting

Info

Publication number: CN214882625U
Application number: CN202121327262.0U
Authority: CN
Inventors: 程小俊
Original assignee: Changge Xinkuan Technology Development Co ltd
Current assignee: Changge Xinkuan Technology Development Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-26
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a high-speed rail embedded part with a stable steel structure, which comprises a steel plate and a stable mechanism; steel plate: through holes are uniformly formed in four corners of the steel plate, threaded sleeves are arranged at the edges of the lower ends of the through holes, mounting screw rods are connected to the inner parts of the threaded sleeves in a threaded manner, and the upper ends of the mounting screw rods penetrate through the through holes and extend to the upper ends of the steel plates; a stabilizing mechanism: including the installation pole, the installation pole sets up in the lower surface center department of steel sheet, stabilizing mean still includes the open slot, the open slot evenly sets up in the extrados lower extreme of installation pole, and the inside lower extreme of open slot all rotates and is connected with the bull stick, and the upper end of bull stick is the cambered surface and with the inside roof contact of open slot, this firm profiled steel structure high-speed railway built-in fitting can improve the land fertility of grabbing of steel sheet, can also prevent steel sheet overlap joint each other when the transportation simultaneously, and adhesive force is stronger, and the top structural mounting is more firm.

Description

Firm profiled steel structure high-speed railway built-in fitting

Technical Field

The utility model relates to a transportation technical field specifically is a firm profiled steel structure high-speed railway built-in fitting.

Background

The modern transportation modes mainly comprise railway transportation, road transportation, waterway transportation, air transportation and pipeline transportation, wherein the five transportation modes have different lengths on technology and economy and have proper application ranges, along with the appearance of high-speed railways, the high-speed railways gradually enter the visual field of people, the high-speed railways are railway systems which have high design standard grade and can allow trains to run at high speed, the Chinese high-speed railways generally adopt ballastless tracks and a small part of ballasted tracks, the high-speed railways all adopt high-speed railway grade, the high-speed railways mainly adopt national iron grade I with medium and high standards, the high-speed railway grade with low standards is taken as the auxiliary, the high-speed railways usually adopt embedded steel parts as laying when laying, the embedded parts are members which are pre-installed (buried) in hidden projects, namely structural accessories arranged when the structures are poured and are used for lap joint when laying the superstructure, have stronger stability usually, current built-in fitting is mostly for directly bending the reinforcing bar and carries on pre-buried, and the reinforcing bar after bending has stronger land fertility of grabbing, nevertheless still remains to promote by stability, and current built-in fitting is when the transportation in addition, and the easy mutual overlap joint of built-in fitting leads to the built-in fitting to put and carry inconveniently, for this reason, we have proposed a firm profiled steel structure high-speed railway built-in fitting.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a firm profiled steel structure high-speed railway built-in fitting, can improve the land fertility of grabbing of steel sheet, can also prevent steel sheet mutual overlap joint when the transportation simultaneously, the adhesive force is stronger, and top structural installation is more firm, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-speed rail embedded part with a stable steel structure comprises a steel plate and a stable mechanism;

steel plate: through holes are uniformly formed in four corners of the steel plate, threaded sleeves are arranged at the edges of the lower ends of the through holes, mounting screw rods are connected to the inner parts of the threaded sleeves in a threaded manner, and the upper ends of the mounting screw rods penetrate through the through holes and extend to the upper ends of the steel plates;

a stabilizing mechanism: including the installation pole, the installation pole sets up in the lower surface center department of steel sheet, can improve the steel sheet grab the land fertility, can also prevent the steel sheet overlap joint each other when the transportation simultaneously, and the adhesive force is stronger, and top structural installation is more firm.

Further, firm mechanism still includes the open slot, the open slot evenly sets up in the extrados lower extreme of installation pole, and the inside lower extreme of open slot all rotates and is connected with the bull stick, and the upper end of bull stick is the cambered surface and contacts with the inside roof of open slot, can improve grabbing ground ability of steel sheet.

Furthermore, thread grooves are symmetrically formed in the outer arc surface of the mounting rod up and down, and an internal thread ring is connected to the outer side of the thread groove at the upper end in a threaded mode and plays a limiting role in limiting the rotating rod.

Furthermore, the lower extreme of installation lead screw all is provided with T type pole, and the extrados of T type pole all is provided with the spiral arch, can increase the area of contact of T type pole and concrete.

Further, the lower extreme edge of screw sleeve is impartial interval and is provided with the pothook, and the upper end of T type pole all is provided with the spacing ring with pothook cooperation joint, carries on spacingly to T type pole.

Further, the long grids and the short grids are further included, the long grids are connected to the center of the lower surface of the steel plate in a bilateral-symmetric mode in a rotating mode, the short grids are connected to the center of the lower surface of the steel plate in a front-back-symmetric mode in a rotating mode, and the adhesive force between the short grids and concrete can be increased.

Further, still include spacing fixture block, spacing fixture block evenly sets up in the lower surface edge of steel sheet, and spacing fixture block plays limiting displacement to long grid and short grid with the short grid that corresponds and long grid outside end cooperation joint respectively.

Compared with the prior art, the beneficial effects of the utility model are that: this firm shaped steel structure high-speed railway built-in fitting has following benefit:

1. inside the installation lead screw that twists corresponding threaded sleeve respectively with T type pole upper end, the upper end that makes the installation lead screw passes corresponding through-hole and extends to the upper end of steel sheet, continue rotatory T type pole, make T type pole continue to shift up, the pothook joint that corresponds of spacing ring and threaded sleeve lower extreme edge of T type pole upper end, thereby fix T type pole, the installation lead screw is fixed more stable and firm, and the spiral protrusion of T type pole lower extreme can further improve the area of contact with the concrete, make it more firm.

2. Rotate the internal thread ring, make the internal thread ring shift up and with the thread groove separation of upper end, the inside bull stick of open slot is rotated to the outside this moment, make the lateral surface of bull stick and the inside bottom surface contact of open slot, then the internal thread ring of reverse rotation, make the internal thread ring shift down until internal thread ring and the thread groove threaded connection of lower extreme, the internal thread ring plays limiting displacement to the bull stick this moment, the bull stick of extension can improve the land fertility of grabbing of steel sheet, the bull stick of packing up simultaneously can prevent that steel sheet overlap joint each other when the transportation from leading to not being convenient for put the transport.

3. The long grids and the short grids are rotated to be vertical to the steel plate, so that the adhesive force between the long grids and the concrete can be increased, and the upper structure is more stable.

Drawings

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

FIG. 2 is a schematic view of the internal cross-sectional structure of the threaded sleeve of the present invention;

fig. 3 is a schematic view of the bottom structure of the steel plate of the present invention.

In the figure: the device comprises a steel plate 1, a stabilizing mechanism 2, an internal thread ring 21, an open slot 22, a rotating rod 23, an installation rod 24, a thread groove 25, a through hole 3, a thread sleeve 4, a clamping hook 41, a 5T-shaped rod, a spiral protrusion 51, a limiting ring 52, an installation screw rod 6, a long grid 7, a short grid 8 and a limiting clamping block 9.

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. 1-3, the present embodiment provides a technical solution: a high-speed rail embedded part with a stable steel structure comprises a steel plate 1 and a stable mechanism 2;

steel plate 1: the four corners of the steel plate are uniformly provided with through holes 3, the lower end edges of the through holes 3 are all provided with threaded sleeves 4, the inner parts of the threaded sleeves 4 are all in threaded connection with installation screw rods 6, the upper ends of the installation screw rods 6 penetrate through the through holes 3 and extend to the upper end of the steel plate 1, the lower ends of the installation screw rods 6 are all provided with T-shaped rods 5, the outer cambered surfaces of the T-shaped rods 5 are all provided with spiral protrusions 51, the lower end edges of the threaded sleeves 4 are evenly provided with clamping hooks 41 at intervals, the upper ends of the T-shaped rods 5 are all provided with limiting rings 52 which are matched and clamped with the clamping hooks 41, the installation screw rods 6 at the upper ends of the T-shaped rods 5 are respectively screwed into the corresponding threaded sleeves 4, the upper ends of the installation screw rods 6 penetrate through the corresponding through holes 3 and extend to the upper end of the steel plate 1, the T-shaped rods 5 are continuously rotated until the limiting rings 52 at the upper ends of the T-shaped rods 5 are clamped with the corresponding clamping hooks 41 at the lower end edges of the threaded sleeves 4, therefore, the T-shaped rod 5 is fixed, the installation screw rod 6 is fixed more stably and firmly, and the spiral protrusion 51 at the lower end of the T-shaped rod 5 can further improve the contact area with concrete, so that the T-shaped rod is more stable;

the stabilizing mechanism 2: the steel plate fixing mechanism comprises a mounting rod 24, the mounting rod 24 is arranged at the center of the lower surface of a steel plate 1, the fixing mechanism 2 further comprises an open slot 22, the open slot 22 is uniformly arranged at the lower end of the outer arc surface of the mounting rod 24, the inner lower end of the open slot 22 is rotatably connected with a rotating rod 23, the upper end of the rotating rod 23 is an arc surface and is contacted with the inner top wall of the open slot 22, thread grooves 25 are symmetrically arranged on the outer arc surface of the mounting rod 24 up and down, an inner thread ring 21 is connected to the outer side of the thread groove 25 at the upper end in a threaded manner, the inner thread ring 21 is rotated to enable the inner thread ring 21 to move up and be separated from the thread groove 25 at the upper end, the rotating rod 23 in the open slot 22 is rotated to the outer side at the moment, the outer side surface of the rotating rod 23 is contacted with the inner bottom surface of the open slot 22, then the inner thread ring 21 is rotated reversely until the inner thread ring 21 moves down to be connected with the thread groove 25 at the lower end in a threaded manner, at the moment, the inner thread ring 21 plays a limiting role on the rotating rod 23, the bull stick 23 that extends can improve the land fertility of grabbing of steel sheet 1, and the bull stick 23 of packing up simultaneously can prevent that steel sheet 1 overlap joint each other when the transportation from leading to not being convenient for put the transport.

Wherein: still include long grid 7 and short grid 8, long grid 7 bilateral symmetry rotates to be connected in steel sheet 1's lower surface center department, the symmetry rotates around short grid 8 and connects in steel sheet 1's lower surface center department, still include spacing fixture block 9, spacing fixture block 9 evenly sets up in steel sheet 1's lower surface edge, spacing fixture block 9 cooperates the joint with short grid 8 and the 7 outside ends of long grid that correspond respectively, rotate long grid 7 and short grid 8 to with steel sheet 1 vertically state, can increase the adhesive force with the concrete, make the top structure more firm, spacing fixture block 9 plays limiting displacement to long grid 7 and short grid 8.

The utility model provides a pair of firm shaped steel structure high-speed railway built-in fitting's theory of operation as follows: screwing the mounting screw rods 6 at the upper ends of the T-shaped rods 5 into the corresponding threaded sleeves 4 respectively, enabling the upper ends of the mounting screw rods 6 to penetrate through the corresponding through holes 3 and extend to the upper ends of the steel plates 1, continuously rotating the T-shaped rods 5 to enable the T-shaped rods 5 to continuously move upwards until the limiting rings 52 at the upper ends of the T-shaped rods 5 are clamped with the corresponding clamping hooks 41 at the lower end edges of the threaded sleeves 4, so as to fix the T-shaped rods 5, then rotating the internal thread rings 21 to enable the internal thread rings 21 to move upwards and be separated from the thread grooves 25 at the upper ends, rotating the rotating rods 23 in the open grooves 22 outwards at the moment to enable the outer side surfaces of the rotating rods 23 to be contacted with the inner bottom surfaces of the open grooves 22, then reversely rotating the internal thread rings 21 to enable the internal thread rings 21 to move downwards until the internal thread rings 21 are in threaded connection with the thread grooves 25 at the lower ends, at the moment, enabling the internal thread rings 21 to play a limiting role on the rotating rods 23, and then rotating the long grids 7 and the short grids 8 to be perpendicular to the steel plates 1, then, the steel plate 1 is buried inside the foundation pit and fixed by concrete.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a firm shaped steel structure high-speed railway built-in fitting which characterized in that: comprises a steel plate (1) and a stabilizing mechanism (2);

steel sheet (1): through holes (3) are uniformly formed in four corners of the steel plate, threaded sleeves (4) are arranged at the edges of the lower ends of the through holes (3), mounting screw rods (6) are connected to the inner parts of the threaded sleeves (4) in a threaded mode, and the upper ends of the mounting screw rods (6) penetrate through the through holes (3) and extend to the upper ends of the steel plates (1);

stabilizing mechanism (2): the steel plate fixing device comprises a mounting rod (24), wherein the mounting rod (24) is arranged in the center of the lower surface of a steel plate (1).

2. The firm profiled steel structure high-speed rail embedded part of claim 1, characterized in that: stabilizing mean (2) still include open slot (22), open slot (22) evenly set up in the extrados lower extreme of installation pole (24), and the inside lower extreme of open slot (22) all rotates and is connected with bull stick (23), and the upper end of bull stick (23) is the cambered surface and contacts with the inside roof of open slot (22).

3. The firm profiled steel structure high-speed rail embedded part of claim 1, characterized in that: the outer arc surface of the mounting rod (24) is symmetrically provided with thread grooves (25) up and down, and the outer side of the thread groove (25) at the upper end is in threaded connection with an internal thread ring (21).

4. The firm profiled steel structure high-speed rail embedded part of claim 1, characterized in that: the lower end of the mounting screw rod (6) is provided with a T-shaped rod (5), and the outer cambered surfaces of the T-shaped rods (5) are provided with spiral protrusions (51).

5. The firm profiled steel structure high-speed rail embedded part of claim 4, characterized in that: the lower end edge of the threaded sleeve (4) is provided with hooks (41) at equal intervals, and the upper end of the T-shaped rod (5) is provided with a limit ring (52) which is matched and clamped with the hooks (41).

6. The firm profiled steel structure high-speed rail embedded part of claim 1, characterized in that: the steel plate is characterized by further comprising a long grid (7) and a short grid (8), wherein the long grid (7) is connected to the center of the lower surface of the steel plate (1) in a bilateral symmetry mode, and the short grid (8) is connected to the center of the lower surface of the steel plate (1) in a front-back symmetry mode.

7. The firm profiled steel structure high-speed rail embedded part of claim 6, characterized in that: the steel plate is characterized by further comprising limiting clamping blocks (9), wherein the limiting clamping blocks (9) are uniformly arranged at the lower surface edge of the steel plate (1), and the limiting clamping blocks (9) are matched and clamped with the outer side ends of the corresponding short grids (8) and the long grids (7) respectively.