CN218026941U - Bolt fastening type rail buckling piece - Google Patents

Abstract

The utility model relates to a bolt fastening type track withholding piece, including the fastener body, the bottom of fastener body is connected with the backup pad perpendicularly, and the one end department of fastener body is equipped with the crimping end, and the bottom department of crimping end is equipped with first inclined plane, and the bottom department on first inclined plane is equipped with the diaphragm, and the fastener body is equipped with first terminal surface, and contained angle between first inclined plane and the first terminal surface is alpha, and the one end of diaphragm is H to the shortest distance of crimping end, diaphragm crimping to track. The bolt-fixed rail buckling piece has the advantages of simplifying the manufacturing process, reducing the cost, facilitating the installation, improving the reliability, improving the universality and the like.

Description

Bolt fastening type rail buckling piece

Technical Field

The utility model relates to a casting die technical field is detained to the track, especially a casting die is detained to bolt fastening type track.

Background

At present, with the development of economy and society, a large amount of investment is made in infrastructure construction, and the development speed of urban construction is faster and faster. While developing, the technology in the field of construction is greatly improved. In recent years, rail transit, underground space and super high-rise building are created, and certain challenges are brought to construction. The construction materials need to be transported vertically and horizontally due to the downward depth and the upward height, hoisting equipment and horizontal transportation equipment are often used, and in the hoisting equipment, a tower crane and a gantry crane are wide in application range and low in cost, and can be used for transporting materials vertically and horizontally. In the rail transit and underground space construction, due to the fact that the hoisting weight is large, a large number of gantry cranes are used. However, the hoisting of the gantry crane is influenced by span and walking range, and a track needs to be laid, and the gantry crane runs on the track, so that the gantry crane has higher requirements on the flatness and deformation of the track.

In the construction, in order to meet the operation safety requirement of equipment on a track, a track foundation needs to be reinforced before the track is laid, and at present, a concrete foundation and a steel structure track foundation are mostly adopted. The track need lay on intensity, the better basis of rigidity, just can guarantee the steady safe operation of equipment, and the track still needs to prevent lateral displacement simultaneously. The method adopted in the prior construction is to weld limiting pressing plates on two sides, the pressing plates are manufactured on site, the manufacturing process is simple and rough, the reworking phenomenon is often caused, the use safety requirement of the track can be ensured, but the phenomenon of damage to the pressing plates can be caused at the position with larger elastic deformation.

Therefore, a bolt fixing type rail buckling piece is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art not enough and providing a bolt fastening type track crimping piece, having and simplifying manufacturing process, reduce cost, easy to assemble improves the reliability, improves advantages such as commonality.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a bolt fastening type track withholding piece, includes a fastener body, the bottom of fastener body is connected with a backup pad perpendicularly, the one end department of fastener body is equipped with a crimping end, the bottom department of crimping end is equipped with a first inclined plane, the bottom department on first inclined plane is equipped with a diaphragm, the fastener body is equipped with a first terminal surface, first inclined plane with first terminal surface is equipped with a contained angle alpha, the one end of diaphragm is arrived the shortest distance of crimping end is H, diaphragm crimping to track.

Preferably, the included angle alpha is in the range of 90 degrees < alpha < 100 degrees.

Preferably, in order to improve the reliability of the crimping, a second inclined plane is arranged at the bottom end of the transverse plate, and the second inclined plane is parallel to the first inclined plane.

Preferably, the rail is provided with a bottom plate, and the second inclined surface is in compression joint with the bottom plate.

Preferably, the pressure bonding strength is improved to prevent interference with the rail. One end of the transverse plate is provided with a vertical first plane, one end of the crimping end, which is far away from the fastener body, is provided with a vertical second plane, and the first plane is flush with the second plane.

Preferably, one end of the supporting plate is provided with a second end surface, and the second end surface is arranged right below the first end surface.

Preferably, the support plate is provided with a plurality of connection holes, which are symmetrically disposed at both sides of the clip body and connected to a sleeper.

Preferably, the diameter of the connecting hole is 10mm.

Preferably, said shortest distance H is equal to 10mm.

Preferably, a row of fixing holes are formed in the middle of the track, and the shortest distance from the center of each fixing hole to the bottom end of the track is greater than the shortest distance from the top end of the fastener body to the bottom end of the track.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model relates to a pressure equipment is detained to bolt fastening type track, and the pressure equipment is detained to track simplifies on manufacturing technology, reduces the work load.

2. The use of the number of the fasteners is reduced, and the cost is reduced.

3. The process is simplified, and the installation is convenient.

4. And the transverse plate is used, so that the reliability is improved.

5. The track can be made according to different models, the reuse rate is improved, and green construction is achieved.

Drawings

Figure 1 is the utility model discloses a bolt fastening type track crimping spare's front view.

Figure 2 is the utility model discloses a top view of bolt fastening type track crimping piece.

Figure 3 is the utility model discloses the assembly schematic diagram of bolt fastening type track crimping piece.

Wherein: 10. a fastener body; 11. a first end face;

20. a support plate; 21. connecting holes; 22. a second end face;

30. crimping ends; 31. a first inclined plane; 32. a second plane;

50. a transverse plate; 51. a second inclined plane; 52. a first plane;

60. a track; 61. a base plate; 62. and (7) fixing holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, a bolt-on type rail fastening member includes a fastening member body 10, a supporting plate 20 is vertically connected to a bottom end of the fastening member body 10, a crimping end 30 is disposed at one end of the fastening member body 10, a first inclined surface 31 is disposed at a bottom end of the crimping end 30, and a transverse plate 50 is disposed at a bottom end of the first inclined surface 31.

The fastener body 10 is provided with a first end surface 11, the first inclined surface 31 and the first end surface 11 form an included angle alpha, and the included angle alpha ranges from 90 degrees to alpha less than or equal to 100 degrees. Preferably, α =92 °, α =95 °, α =99 °, or α =100 °. When α =99 °, the contact surface of the second inclined surface 51 with the bottom plate 61 is largest.

The shortest distance from one end of the transverse plate 50 to the crimping end 30 is H, the shortest distance H is symmetrically arranged on two sides of the crimping end 30, and the shortest distance H is equal to 10mm. The reliability of crimping is improved. The cross plate 50 is crimped to the track 60. The bottom end of the horizontal plate 50 is provided with a second inclined surface 51, and the second inclined surface 51 is parallel to the first inclined surface 31. The cross plate 50 is integral with the crimp end 30.

The rail 60 has a bottom plate 61, and the second inclined surface 51 is pressed against the bottom plate 61. A row of fixing holes 62 are formed in the middle of the rail 60, and the shortest distance from the center of each fixing hole 62 to the bottom end of the rail 60 is greater than the shortest distance from the top end of the fastener body 10 to the bottom end of the rail 60.

One end of the transverse plate 50 is provided with a vertical first plane 52, one end of the crimping end 30 away from the fastener body 10 is provided with a vertical second plane 32, and the first plane 52 is flush with the second plane 32.

The supporting plate 20 has a second end surface 22 at one end, and the second end surface 22 is disposed right under the first end surface 11. The support plate 20 is provided with a plurality of coupling holes 21, and the diameter of the coupling holes 21 is 10mm. The coupling holes 21 are symmetrically disposed at both sides of the clip body 10 and coupled to the sleepers. The support plate 20 and the fastener body 10 are of an integrated structure, so that the use of parts is reduced, and the cost is reduced. Bolts pass through the coupling holes 21 to fix the support plate 20 to the sleeper.

The fastener body 10 is taken as track 60 clamp plate, and the fastener body 10 is the preparation that refines in the mill, adopts 1cm thick high strength steel sheet, and the clamp plate size height is 7cm, and wide 10cm, and backup pad 20 size 9cm x 7cm, and 2 phi 10mm bolt connection holes 21 are established to backup pad 20, adopt bolt and track 60 basis fixed. The contact surface of the fastener body 10 and the rail 60 does not need to be welded, a transverse plate 50 is transversely arranged for increasing the contact surface with the rail, the single side of the transverse plate protrudes by 10mm, and the total contact length with the rail reaches 30mm. The second inclined surface 51 is pressed against the base plate 61 to limit the track. The welding type is fixed need pre-buried steel sheet on concrete track basis, develops a bolt fastening type on this basis, and the bolt can be pre-buried also can be through the mode of planting the muscle, and is fixed with the track clamp plate. The construction process and the material consumption are simpler. Due to fine manufacturing in a factory, the welding quality and the welding precision of the contact surface of the steel structure foundation or the concrete track foundation are improved.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a bolt fastening type track withhold piece which characterized in that: including a fastener body (10), the bottom of fastener body (10) is connected with a backup pad (20) perpendicularly, the one end department of fastener body (10) is equipped with a crimping end (30), the bottom department of crimping end (30) is equipped with a first inclined plane (31), the bottom department on first inclined plane (31) is equipped with a diaphragm (50), fastener body (10) is equipped with a first terminal surface (11), first inclined plane (31) with first terminal surface (11) are equipped with an contained angle alpha, the one end of diaphragm (50) is arrived the shortest distance of crimping end (30) is H, diaphragm (50) crimping to track (60).

2. The bolt-on track crimp of claim 1 wherein the included angle α is in the range of 90 ° < α ≦ 100 °.

3. The bolt-on track follower as recited in claim 1, wherein the cross plate (50) has a second inclined surface (51) at a bottom end thereof, the second inclined surface (51) being disposed in parallel with the first inclined surface (31).

4. A bolt-on track crimp as claimed in claim 3 wherein the track (60) is provided with a base plate (61) and the second ramp (51) is in pressure contact with the base plate (61).

5. A bolt-on track crimp as claimed in claim 1 wherein the transverse plate (50) is provided with a first vertical planar surface (52) at one end and the crimp end (30) is provided with a second vertical planar surface (32) at an end remote from the body (10), the first planar surface (52) being flush with the second planar surface (32).

6. A bolt-on track crimp as claimed in claim 1 wherein the support plate (20) is provided at one end with a second end face (22), the second end face (22) being provided directly below the first end face (11).

7. A bolt-on track crimp as claimed in claim 1 wherein the support plate (20) is provided with a plurality of attachment holes (21), the attachment holes (21) being symmetrically disposed on either side of the fastener body (10) and attached to a sleeper.

8. A bolt-on track crimp as claimed in claim 7 wherein the attachment hole (21) is 10mm in diameter.

9. A bolt-on track crimp as claimed in claim 1 wherein the shortest distance H is equal to 10mm.

10. The bolt-on track crimp according to claim 1, wherein a row of fixing holes (62) is provided at a middle position of the track (60), and a shortest distance from a center position of the fixing holes (62) to a bottom end of the track (60) is greater than a shortest distance from a top end of the fastener body (10) to the bottom end of the track (60).

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