Connecting structure for main beam and auxiliary beam of head sheave platform

Abstract

According to the connecting structure for the main beam and the auxiliary beam of the head sheave platform, the auxiliary beam of the head sheave platform is arranged above the main beam of the head sheave platform, and four bolt holes are formed in a second lower wing plate of the auxiliary beam; the four strip-shaped rails are fixedly connected to the two edges of the opposite faces of the upper wing plate and the lower wing plate in a pairwise opposite mode. A T-shaped sliding groove is formed in the strip-shaped rail. The four connecting rods are respectively distributed corresponding to the four bolt holes in the lower wing plate II; two through holes are formed in the two ends of the connecting rod, an external thread structure is arranged on the screw and penetrates through the bolt hole, and the first locking nut is connected to the screw in a threaded fit mode. Nuts of each pair of connecting screw rods are assembled in the T-shaped sliding grooves of one strip-shaped rail in a sliding mode, and rod body sections of the connecting screw rods penetrate through the two corresponding through holes in the two connecting rods on the same side and then are connected with a pair of second locking nuts. According to the connecting structure, the reliability of connection between the auxiliary beam and the main beam can be ensured, and the connecting position of the auxiliary beam and the main beam can be flexibly adjusted.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the shaft sinking headframe technical field, concretely relates to a connecting structure for main beam and vice beam of head sheave platform. BACKGROUND

[0002] In the mine shaft construction process, most of the construction equipment is hung on the ground by the steel wire rope, and the head sheave is arranged on the main beam of the head sheave platform of the shaft sinking headframe, wherein the main beam of the head sheave platform comprises a side beam and a middle beam, and the main beam of the head sheave platform is connected with the vice beam of the head sheave platform by U-shaped bolts, and the connection strength and rigidity are insufficient. With the continuous increase of the depth of the shaft, the load of the suspension work is also increasing, so the connection strength of the main beam and the vice beam of the head sheave platform is required to be higher. At the same time, in the actual operation process, the position of the main beam relative to the vice beam often needs to be adjusted according to different working conditions, and the traditional connection mode cannot realize the relative position adjustment after the main beam is connected with the vice beam, therefore, it is urgent to provide a main-vice beam connection structure capable of adjusting the relative position. SUMMARY

[0003] In view of the problems existing in the prior art, the utility model provides a connecting structure for main beam and vice beam of head sheave platform, which can ensure the reliability of the connection between the vice beam and the main beam of the head sheave platform, and can realize the flexible and adjustable position of the connection between the vice beam and the main beam of the head sheave platform, facilitate the actual operation on site, and meet the requirements of the installation and arrangement of the shaft sinking headframe construction equipment.

[0004] In order to achieve the above purpose, the utility model provides a connecting structure for main beam and vice beam of head sheave platform, which comprises a head sheave platform main beam, a head sheave platform vice beam, a strip-shaped track, a connecting rod, a locking nut one, a connecting bolt and a locking nut two.

[0005] The head sheave platform main beam is a beam body made of an I-beam, which has an upper flange one, a web one and a lower flange one.

[0006] The head sheave platform vice beam is a beam body made of an I-beam, which has an upper flange two, a web two and a lower flange two; the head sheave platform vice beam is arranged vertically above the head sheave platform main beam, and the lower flange two is in sliding contact with the upper flange one, and the lower flange two is provided with two pairs of bolt holes on the two sides of the web two, and each pair of bolt holes is located on the two sides of the outer part of the width direction of the upper flange one.

[0007] The number of the strip-shaped tracks is four, wherein two strip-shaped tracks are fixedly connected at two edges of the lower end surface of the upper wing plate oppositely; the other two strip-shaped tracks are fixedly connected at two edges of the upper end surface of the lower wing plate oppositely; the strip-shaped track is provided with a T-shaped sliding groove on the side away from the web plate, and the opening end of the T-shaped sliding groove is smaller than the size of the closed end.

[0008] The connecting rod is vertically arranged, and two through holes penetrating the thickness direction are arranged at the positions corresponding to the two T-shaped sliding grooves on the same side at the upper and lower ends of the connecting rod, the upper end of the connecting rod is provided with a screw rod, and the screw rod is provided with an external thread structure; four connecting rods are respectively distributed corresponding to the four bolt holes on the lower wing plate two, and four screw rods are respectively arranged in the four bolt holes on the lower wing plate two.

[0009] Four locking nuts one are respectively connected to the upper ends of the four screw rods through threaded cooperation, and the lower wing plate two is pressed tightly on the connecting rod;

[0010] Four pairs of connecting bolts correspond to the four strip-shaped tracks, and the nut of each pair of connecting bolts is slidingly assembled in the T-shaped sliding groove in the corresponding strip-shaped track, and the rod body segment is arranged to pass through the opening end of the T-shaped sliding groove and then pass through the corresponding two through holes on the two connecting rods on the same side;

[0011] Four pairs of locking nuts two correspond to the four pairs of connecting bolts, and each pair of locking nuts two is connected to the outer end of the corresponding pair of connecting bolts through threaded cooperation, and the connecting rod is pressed tightly at the edge of the sheave platform girder.

[0012] Further, in order to ensure the bearing strength, the connecting rod is made of a solid steel plate with a rectangular cross section.

[0013] As a preferred, the length of the strip-shaped track is the same as the length of the sheave platform girder, and the two ends of the length direction are aligned with the two ends of the length direction of the sheave platform girder.

[0014] Further, in order to ensure the connection strength, the strip-shaped track is fixedly connected to the sheave platform girder by welding.

[0015] Further, in order to ensure the connection strength, the screw rod is integrally formed at the upper end of the connecting rod.

[0016] The utility model discloses a connecting structure of main beam and auxiliary beam of head sheave platform, which comprises a main beam of head sheave platform, an auxiliary beam of head sheave platform, a plurality of connecting bolts and a plurality of connecting rods.

[0017] The connecting structure can ensure the reliability of the connection between the auxiliary beam of head sheave platform and the main beam of head sheave platform, and can realize flexible adjustment of the position of the connection between the auxiliary beam of head sheave platform and the main beam of head sheave platform, which is convenient for actual operation and can meet the requirements of installation and arrangement of shaft construction equipment. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structure schematic diagram of the utility model.

[0019] In the drawing: 1, main beam of head sheave platform, 2, connecting bolt, 3, connecting rod, 4, auxiliary beam of head sheave platform, 5, strip track, 6, T-shaped sliding slot, 7, upper wing plate one, 8, web one, 9, lower wing plate one, 10, upper wing plate two, 11, web two, 12, lower wing plate two, 13, screw rod, 14, locking nut one, 15, locking nut two. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with the drawings.

[0021] As Figure 1As shown, the present application provides a connecting structure for the main beam and the sub-beam of the crown wheel platform, which comprises a main beam 1 of the crown wheel platform, a sub-beam 4 of the crown wheel platform, a strip-shaped track 5, a connecting rod 3, a locking nut 14, a connecting bolt 2 and a locking nut 15.

[0022] The main beam 1 of the crown wheel platform is a beam body made of an I-beam, which has an upper flange 7, a web 8 and a lower flange 9.

[0023] The sub-beam 4 of the crown wheel platform is a beam body made of an I-beam, which has an upper flange 10, a web 11 and a lower flange 12; the sub-beam 4 of the crown wheel platform is arranged vertically above the main beam 1 of the crown wheel platform, and the lower flange 12 is in sliding contact with the upper flange 7, while the lower flange 12 is oppositely provided with two pairs of bolt holes on both sides of the web 11, and each pair of bolt holes is located on both sides of the width direction outside the upper flange 7.

[0024] The strip-shaped track 5 is four in number, wherein two strip-shaped tracks 5 are oppositely fixedly connected at the two edges of the lower end surface of the upper flange 7, and the other two strip-shaped tracks 5 are oppositely fixedly connected at the two edges of the upper end surface of the lower flange 9; the strip-shaped track 5 is provided with a T-shaped sliding groove 6 on the side away from the web 8, and the opening end of the T-shaped sliding groove 6 is smaller in size than the closed end thereof.

[0025] The connecting rod 3 is vertically arranged, and the upper and lower ends thereof are provided with two through holes penetrating the thickness direction at the positions corresponding to the same side two T-shaped sliding grooves 6, and the upper end has a screw rod provided with an external thread structure; four connecting assemblies are correspondingly distributed on the four bolt holes on the lower flange 12, and four screw rods 13 are respectively threaded into the four bolt holes on the lower flange 12.

[0026] Four locking nuts 14 are respectively connected to the upper ends of the four screw rods 13 through threaded cooperation, and the lower flange 12 is pressed on the connecting rod 3;

[0027] Four pairs of connecting bolts 2 correspond to the four strip-shaped tracks 5, and the nut of each pair of connecting bolts 2 is slidingly assembled in the T-shaped sliding groove 6 in the corresponding strip-shaped track 5, and the rod body segment thereof is threaded out of the opening end of the T-shaped sliding groove 6 and then threaded through the corresponding two through holes on the same side two connecting rods 3; as a preferred, the connecting bolt 2 is a high-strength bolt.

[0028] Four pairs of locking nuts 15 correspond to the four pairs of connecting bolts 2, and each pair of locking nuts 15 is connected to the outer end of the corresponding pair of connecting bolts 2 through threaded cooperation, and the connecting rod 3 is pressed at the edge of the main beam 1 of the crown wheel platform.

[0029] In order to ensure the bearing strength, the connecting rod 3 is made of a solid steel plate with a rectangular cross section.

[0030] As a preferred, the length of the strip track 5 is the same as the length of the crown pulley platform main beam 1, and the two ends of the length direction are aligned with the two ends of the length direction of the crown pulley platform main beam 1.

[0031] In order to ensure the connection strength, the strip track 5 is fixedly connected to the crown pulley platform main beam 1 by welding.

[0032] In order to ensure the connection strength, the screw rod 13 is integrally formed at the upper end of the connecting rod 3.

[0033] In the utility model, four strip tracks are fixedly connected between the upper and lower wing plates of the crown pulley platform main beam, and T-shaped sliding grooves are arranged in each strip track, so that the nuts of the connecting bolts can be slidably assembled in the T-shaped sliding grooves, and thus the connecting bolts can slide along the length direction of the strip track and cannot move along the width direction perpendicular to the strip track. Four bolt holes are arranged on the lower wing plate II of the crown pulley platform auxiliary beam, four connecting rods are arranged, the upper end of each connecting rod is provided with a screw rod, and through holes penetrating the thickness direction are arranged at the two ends of the length direction of the connecting rod. Thus, a pair of connecting assemblies are arranged on both sides of the crown pulley platform main beam, the screw rods on the pair of connecting rods are arranged in the two bolt holes on the lower wing plate II, the lower wing plate II is pressed on the connecting rod by the two locking nuts I, and the reliable connection between the crown pulley platform auxiliary beam and the connecting rod is realized. On this basis, the pair of connecting bolts assembled in the T-shaped sliding groove in each strip track are arranged through the through holes on the connecting rod, and the connecting rod is pressed on the crown pulley platform main beam by the locking nut II, so that the reliable connection between the crown pulley platform main beam and the crown pulley platform auxiliary beam is established through the connecting rod, and the relative position between the crown pulley platform auxiliary beam and the crown pulley platform main beam can be conveniently adjusted by loosening the locking nuts I and II. On the basis of the connection structure of the crown pulley platform main beam and the crown pulley platform auxiliary beam, the crown pulley can be arranged on the crown pulley platform auxiliary beam, and the hoisting operation can be further carried out by suspending the steel wire rope, and the connection position between the crown pulley platform auxiliary beam and the crown pulley platform main beam can be adjusted in real time according to the arrangement of the shaft construction equipment.

[0034] The connection structure can ensure the reliability of the connection between the crown pulley platform auxiliary beam and the crown pulley platform main beam, and can realize the flexible adjustment of the connection position between the crown pulley platform auxiliary beam and the crown pulley platform main beam, which is convenient for actual operation and can meet the requirements of the installation and arrangement of the shaft construction equipment.

Claims

1. A connection structure for the main beam and secondary beam of a sheave platform, comprising a main beam (1) and a secondary beam (4) of the sheave platform, characterized in that, It also includes a strip track (5), a connecting rod (3), a locking nut one (14), a connecting bolt (2), and a locking nut two (15); The main beam (1) of the sheave platform is a beam made of I-beams, which has an upper flange (7), a web (8) and a lower flange (9). The sub-beam (4) of the sheave platform is a beam made of I-beams, which has an upper flange (10), a web (11) and a lower flange (12). The sub-beam (4) of the sheave platform is arranged vertically above the main beam (1) of the sheave platform, and the lower flange (12) and the upper flange (7) are in sliding contact. At the same time, the lower flange (12) has two pairs of bolt holes on both sides of the web (11), and each pair of bolt holes is located on both sides outside the width direction of the upper flange (7). The number of the strip tracks (5) is four, of which two strip tracks (5) are fixedly connected to the two edges of the lower end face of the upper wing plate (7), and the other two strip tracks (5) are fixedly connected to the two edges of the upper end face of the lower wing plate (9); the strip tracks (5) have a T-shaped groove (6) on the side away from the web plate (8), and the open end of the T-shaped groove (6) is smaller than the size of its closed end; The connecting rod (3) is arranged vertically, and its upper and lower ends are provided with two through holes in the thickness direction at the positions of the two T-shaped sliding grooves (6) on the same side. The upper end of the connecting rod (3) is provided with a screw (13), and the screw (13) is provided with an external thread structure. The four connecting rods (3) are respectively distributed in correspondence with the four bolt holes on the lower wing plate (12), and the four screws (13) are respectively inserted into the four bolt holes on the lower wing plate (12). Four locking nuts (14) are connected to the upper ends of four screws (13) by threaded connection, and press the lower wing plate (12) onto the connecting rod (3); The four pairs of connecting bolts (2) correspond to the four strip tracks (5) respectively, and the nuts of each pair of connecting bolts (2) are slidably assembled in the T-shaped groove (6) in the corresponding strip track (5). The rod section passes through the open end of the T-shaped groove (6) and then through the two corresponding through holes on the two connecting rods (3) on the same side. The four pairs of locking nuts (15) correspond to the four pairs of connecting bolts (2), and each pair of locking nuts (15) is connected to the outer end of the corresponding pair of connecting bolts (2) through threaded connection, and presses the connecting rod (3) against the edge of the main beam (1) of the sheave platform.

2. The connection structure for the main beam and secondary beam of a sheave platform according to claim 1, characterized in that, The connecting rod (3) is made of a solid steel plate with a rectangular cross-section.

3. The connection structure for the main beam and secondary beam of a sheave platform according to claim 2, characterized in that, The length of the strip track (5) is the same as the length of the main beam (1) of the sheave platform, and the two ends of its length direction are aligned with the two ends of the main beam (1) of the sheave platform in the length direction.

4. The connection structure for the main beam and secondary beam of a sheave platform according to claim 3, characterized in that, The strip track (5) is fixedly connected to the main beam (1) of the sheave platform by welding.

5. The connection structure for the main beam and secondary beam of a sheave platform according to claim 4, characterized in that, The screw (13) is integrally formed on the upper end of the connecting rod (3).

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