Bearing frame for beam transporting and hanging equipment

Abstract

The utility model discloses a bearing frame for beam transporting and hanging equipment. The bearing frame comprises a bearing bracket and an upper frame, the bearing support comprises a base plate and a bearing plate, and the bearing plate and the base plate are in flexible connection through a rotary support and a bearing universal ball head. The bearing frame is made of a high-strength aluminum material, is light in weight, is convenient to carry and assemble on site, adopts a modular design, is favorable for optimizing a manufacturing process and an assembling process, and also effectively reduces the cost; the modules are connected through bolts, and disassembly and assembly are convenient.

Description

Technical Field

[0001] The utility model relates to a component used in beam transporting and lifting equipment, in particular to a beam transporting and lifting equipment bearing frame. Background Art

[0002] During railway construction, it is often necessary to transport box girders, which connect two rails. Therefore, beam transport and lifting equipment are essential transportation tools. Load-bearing brackets are essential components of beam transport and lifting equipment. Utility Model Content

[0003] The utility model discloses a beam transport and lifting equipment bearing frame, and its technical solution is as follows:

[0004] A beam transporting and lifting equipment bearing frame comprises a bearing bracket and an upper frame, and is characterized in that the bearing bracket and the upper frame are assembled by bolts, and the bearing frame is made of aluminum.

[0005] Preferably, the supporting bracket includes a chassis and a supporting plate; there are two chassis, which support the supporting plates; there are two upper frames, which are mounted on the two chassis by bolts.

[0006] Preferably, the chassis includes a main crossbeam and two wheel axles, wheel axle mounting seats are provided on both sides of the main crossbeam, the wheel axle mounting seats are fixed on both sides of the main crossbeam, two wheel axle mounting seats are symmetrically provided on each side, a bearing mounting seat is provided below the wheel axle mounting seat, a ball bearing is fixedly mounted on the bearing mounting seat, the outer ring of the ball bearing is fixedly matched with the bearing mounting seat, the wheel axle is fixedly mounted on the wheel axle mounting seat by matching with the inner ring of the ball bearing, and the wheel axle can rotate freely around its own center axis.

[0007] Preferably, a train wheel is fixedly installed at each end of the wheel axle, and the train wheel supports the chassis and can stand independently on the railway rails; the chassis is also provided with a load-bearing universal ball head, a chassis connecting seat and a slewing support, the slewing support is located in the middle of the chassis, and two load-bearing universal ball heads are arranged in parallel on both sides of the slewing support, and the load-bearing universal ball head and the slewing support are used to install the load-bearing plate.

[0008] Preferably, the chassis includes a first chassis and a second chassis of the same structure; the bearing plate is an "I"-shaped structure, including two connecting seats and a connecting longitudinal beam, and the two ends of the connecting longitudinal beam are connected to the two connecting seats; the two connecting seats are respectively softly connected with the first chassis and the second chassis through the bearing universal ball head and the slewing support.

[0009] Preferably, there are two upper frames, namely a first upper frame connected to the first chassis and a second upper frame connected to the second chassis, and the two upper frames have the same structure; the upper frame includes a door-shaped frame beam, a lifting hook mounting hole is provided directly above the door-shaped frame beam, and a longitudinal beam connecting seat is provided directly below the door-shaped frame beam; the lifting hook is fixedly installed above the upper frame by means of bolts and the lifting hook mounting hole.

[0010] Preferably, a traveling motor is fixedly mounted on the main crossbeam of the first chassis, a main pulley is fixedly mounted on the output shaft end of the traveling motor, a slave pulley is fixedly mounted on the axle at the front end of the first chassis, the main pulley and the slave pulley are connected by a belt, and the traveling motor can drive the axle at the front end of the first chassis to perform rotational motion. Beneficial effects

[0011] The load-bearing frame is made of high-strength aluminum material, which is lightweight and convenient for on-site transportation and assembly. The load-bearing frame adopts a modular design, and the modules are connected by bolts for easy disassembly and assembly; the two chassis and two upper frames have the same structure, which optimizes the manufacturing process and assembly process, effectively saving costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is an exploded schematic diagram of the beam transport and lifting equipment carrier frame of the utility model;

[0013] Figure 2 This is an exploded schematic diagram of the load-bearing bracket in the load-bearing frame of the beam transport and lifting equipment of the utility model;

[0014] Figure 3 This is a schematic diagram of the chassis structure of the beam transport and lifting equipment of the utility model;

[0015] Figure 4 This is a schematic diagram of the upper frame structure of the beam transport and lifting equipment of the utility model;

[0016] Figure 5 This is a schematic diagram of the utility model of the beam transport and lifting equipment bearing frame used in the beam transport and lifting equipment;

[0017] Figure 6 Schematic diagram of the steerable function of the chassis and the carrier plate in the present invention, wherein (a) is a schematic diagram of the right steering function of the chassis and the carrier plate; (b) is a schematic diagram of the left steering function of the chassis and the carrier plate;

[0018] Figure 7Schematic diagram of the self-loading process of the beam transport section of the beam transport and lifting equipment of the utility model; wherein, (a) is a schematic diagram of the first electric hoist lifting the beam head of the box beam; (b) is a schematic diagram of the first electric hoist lifting the beam head of the box beam and moving it to the interior of the beam transport section; (c) is a schematic diagram of the first electric hoist returning to the extension lifting platform; (d) is a schematic diagram of the beam transport section completing self-loading.

[0019] In the figure: 1. Load-bearing bracket; 2. Upper frame; 3. Extension lifting platform; 4. Electric hoist; 5. Travel motor; 6. Lifting hook; 7. Lifting longitudinal beam; 8. Rail; 9. Lifting beam unloading section; 11. Chassis; 12. Load-bearing plate; 111. Main crossbeam; 112. Axle; 113. Axle mounting seat; 114. Train wheel; 115. Load-bearing universal ball joint; 116. Slewing support; 117. Chassis connecting seat; 121. Connecting seat; 122. Connecting longitudinal beam; 21. Portal frame beam; 22. Lifting hook mounting hole; 23. Longitudinal beam connecting seat; 24. Upper frame connecting seat. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-7 A beam transport and lifting equipment bearing frame includes a bearing bracket 1 and an upper frame 2; the beam transport and lifting equipment bearing frame is made of high-strength aluminum, and the components are connected by bolts and can be quickly assembled on site.

[0022] The load-bearing bracket includes a chassis 11 and a load-bearing plate 12; there are two chassis, and the two chassis support the load-bearing plate; there are two upper frames, and the two upper frames are fixedly installed on the two chassis by bolts respectively; the two chassis include a first chassis and a second chassis, and the first chassis and the second chassis have the same structure. The chassis includes a main crossbeam 111 and two wheel axles 112, and wheel axle mounting seats 113 are provided on both sides of the main crossbeam. The wheel axle mounting seats are fixed to both sides of the main crossbeam by welding, and two wheel axle mounting seats are symmetrically welded on each side. A bearing mounting seat is provided under the wheel axle mounting seat, and a ball bearing is fixedly installed on the bearing mounting seat. The outer ring of the ball bearing is fixedly matched with the bearing mounting seat, and the wheel axle is fixedly installed by matching with the inner ring of the ball bearing. On the axle mounting seat, the axle can rotate freely around its own central axis; a train wheel 114 is fixedly installed at each end of the axle, and the four train wheels of a chassis support the chassis and can stand independently on the railway rails; the chassis is also provided with a load-bearing universal ball head 115 and a slewing support 116, the slewing support is located in the middle of the chassis, and two load-bearing universal ball heads are arranged in parallel on both sides of the slewing support, and the load-bearing universal ball head and the slewing support are used to install the bearing plate; the chassis is also provided with a chassis connecting seat 117; the bearing plate is an "I" type structure, including two connecting seats 121 and a connecting longitudinal beam 122, and the two ends of the connecting longitudinal beam are connected to the two connecting seats by bolts, which is convenient for disassembly and assembly at the construction site; the two connecting seats are connected to the first chassis and the second chassis respectively. The overload universal ball head and the slewing support form a soft connection, which can ensure that the bearing frame does not get stuck when traveling on the turning rail; there are two upper frames, and the two upper frames are respectively a first upper frame connected to the first chassis and a second upper frame connected to the second chassis, and the two upper frames have the same structure; the upper frame includes a door-shaped frame beam 21, a lifting hook mounting hole 22 is provided just above the door-shaped frame beam, and a longitudinal beam connecting seat 23 is provided just below the door-shaped frame beam; the lifting hook is fixedly installed above the upper frame by bolts and the lifting hook mounting hole, and the lifting hook is used to assemble the lifting longitudinal beam; an upper frame connecting seat 124 is also provided at the lower end of the upper frame; the upper frame connecting seat and the chassis connecting seat correspond to each other and are fastened by bolts; the two chassis are respectively connected to the 2 The upper frames are connected by bolts, and when it is necessary to use a crane outside the line to lift the box beam onto the track, the upper frame can be removed from the chassis, and only the load-bearing bracket part can be placed on the railway track; a traveling motor is also fixedly installed on the main crossbeam of the first chassis, and a main pulley is fixedly installed on the output shaft end of the traveling motor, and a slave pulley is fixedly installed on the wheel shaft at the front end of the first chassis. The main pulley and the slave pulley are connected by a belt, and the traveling motor can drive the wheel shaft at the front end of the first chassis to rotate; the traveling motor is speed-adjustable and can rotate forward and reverse. It is driven by a small generator, and the traveling speed can be arbitrarily adjusted between 0-15km / h. The forward or reverse rotation of the traveling motor drives the wheel shaft at the front end of the first chassis to rotate forward or reverse, so that the load-bearing frame moves forward or backward;

[0023] The specific working process is as follows:

[0024] (1) First, place the two chassis on the railway track, with the train wheels of the chassis in contact with the rails. Then, install the load-bearing plates on the two chassis. The load-bearing plates and the two chassis are connected by a load-bearing universal ball head and a slewing support to form a soft connection. The two chassis and the load-bearing plate are combined into an integral load-bearing bracket to bear the function of transporting the box girder.

[0025] (2) When an external crane is available, use it to hoist the box girder onto the load-bearing bracket;

[0026] (3) Install the upper frame and fix the two upper frames to the two chassis with bolts;

[0027] (4) When no external crane is available, after assembling the load-bearing frame, install an extension hoisting platform at the front end of the first upper frame, install a hoisting longitudinal beam between the two upper frames, and install an electric hoist on the hoisting longitudinal beam. Then you can install the beam yourself: first use the first electric hoist to lift the head of the box beam and move it to the inside of the load-bearing frame; then the first electric hoist returns to the extension hoisting platform to lift the tail of the box beam, and the second electric hoist lifts the head of the box beam, and continues to feed the beam in until the box beam reaches the middle position of the load-bearing frame. At this time, place the box beam on the load-bearing bracket to complete the entire beam lifting work.

[0028] (5) When the construction pit is cleared and the beam needs to be erected, the beam unloading section is assembled at the construction site where the beam needs to be erected, and the beam unloading section is connected to the load-bearing frame through the lifting longitudinal beam. The electric hoist is used to transport the box beam to the designated position of the beam unloading section and drop it to complete the beam unloading.

[0029] The contents not described in detail in this specification belong to the prior art known to those skilled in the art. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of protection of the present invention.

Claims

1. A beam transport and lifting equipment bearing frame, comprising a bearing bracket and an upper frame, characterized by: The load-bearing bracket and the upper frame are assembled by bolts, and the material of the load-bearing bracket is aluminum; the load-bearing bracket includes a chassis and a load-bearing plate; there are two chassis, and the two chassis support the load-bearing plates; there are two upper frames, and the two upper frames are installed on the two chassis by bolts.

2. The beam transport and lifting equipment carrier according to claim 1 is characterized by: The chassis includes a main crossbeam and two wheel axles. Wheel axle mounting seats are provided on both sides of the main crossbeam. The wheel axle mounting seats are fixed on both sides of the main crossbeam. Two wheel axle mounting seats are symmetrically provided on each side. A bearing mounting seat is provided below the wheel axle mounting seat. A ball bearing is fixedly installed on the bearing mounting seat. The outer ring of the ball bearing is fixedly matched with the bearing mounting seat. The wheel axle is fixedly mounted on the wheel axle mounting seat by matching with the inner ring of the ball bearing. The wheel axle can rotate freely around its own center axis.

3. The beam transport and lifting equipment carrier according to claim 2 is characterized by: A train wheel is fixedly installed at each end of the wheel axle, and the train wheel supports the chassis and stands independently on the railway rails; the chassis is also provided with a load-bearing universal ball head, a chassis connecting seat and a slewing support, the slewing support is located in the middle of the chassis, and two load-bearing universal ball heads are arranged in parallel on both sides of the slewing support, and the load-bearing universal ball head and the slewing support are used to install the load-bearing plate.

4. The beam transport and lifting equipment carrier according to claim 1 is characterized by: The chassis includes a first chassis and a second chassis with the same structure; the bearing plate is an "I"-shaped structure, including two connecting seats and a connecting longitudinal beam, and the two ends of the connecting longitudinal beam are connected to the two connecting seats; the two connecting seats are respectively softly connected with the first chassis and the second chassis through the bearing universal ball head and the slewing support.

5. The beam transport and lifting equipment carrier according to claim 1 is characterized by: There are two upper frames, namely a first upper frame connected to the first chassis and a second upper frame connected to the second chassis, and the two upper frames have the same structure; the upper frame includes a gate-shaped frame beam, a lifting hook mounting hole is provided directly above the gate-shaped frame beam, and a longitudinal beam connecting seat is provided directly below the gate-shaped frame beam; the lifting hook is fixedly installed above the upper frame by means of bolts and the lifting hook mounting hole.

6. The beam transport and lifting equipment carrier according to claim 4 is characterized in that: A traveling motor is also fixedly installed on the main crossbeam of the first chassis, a main pulley is fixedly installed on the output shaft end of the traveling motor, a slave pulley is fixedly installed on the axle at the front end of the first chassis, the main pulley and the slave pulley are connected by a belt, and the traveling motor can drive the axle at the front end of the first chassis to perform rotational motion.

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