Beam carrying trolley of beam transporting vehicle

Abstract

The utility model belongs to the technical field of beam transporting equipment, and discloses a beam carrying trolley of a beam transporting vehicle, which is mounted on a frame of the beam transporting vehicle and comprises a sliding plate component and a driving component, the sliding plate component is slidably mounted at the top of the frame along a first direction, the first direction is the length direction of the frame, and the driving component comprises a chain, a chain wheel and a driving part. The two ends of the chain are arranged at the two ends, in the first direction, of the frame respectively, the chain wheel is meshed with the chain and connected to at least part of the sliding plate assembly, and the driving part is in driving connection with the chain wheel and enables one end of the beam to be arranged on the first sliding plate and the other end of the beam to be arranged on the second sliding plate. The beams are gradually conveyed into or out of the frame along with the first sliding plate; the beam carrying trolley is simple in structure, the overall height of the beam carrying trolley is reduced, and then the tunnel passing requirement of the beam carrying trolley can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to beam conveying equipment technical field especially relates to a kind of beam carrying trolley of beam conveying vehicle. BACKGROUND

[0002] The beam carrying trolley is one of the key components in the beam conveying vehicle system, mainly used for transferring beams between the beam conveying vehicle and the bridge erecting machine, and can generally move on the beam conveying vehicle to realize the feeding beam operation. Currently, the beam carrying trolley on the beam conveying vehicle is mainly used for supporting the beam and cooperating with the bridge erecting machine to feed the beam. When the beam conveying vehicle transports the beam, the beam carrying trolley supports the beam. When the beam conveying vehicle cooperates with the bridge erecting machine to erect the beam, the beam carrying trolley is generally used to move the beam along the beam conveying vehicle, and the feeding beam is completed by cooperating with the hoist of the bridge erecting machine.

[0003] The existing beam carrying trolley is generally composed of a cross beam, running wheels, and a motor traction mechanism. Since the running wheels require high load capacity, the wheel diameter is relatively large, resulting in a high overall height, which is not conducive to the beam conveying vehicle passing through the tunnel. With the in-depth development of high-speed rail construction, more and more high-speed railways need to pass through long tunnels in high mountains and steep ridges, and high-speed rail construction equipment must meet the requirements of transportation and erection in tunnels. SUMMARY

[0004] The utility model aims to provide a kind of beam carrying trolley of beam conveying vehicle, simple structure, overall height is lower, can satisfy the needs of passing through the tunnel.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] A beam carrying trolley of beam conveying vehicle is installed on the frame of the beam conveying vehicle, comprising:

[0007] A sliding plate assembly is installed on the top of the frame in the first direction, and the sliding plate assembly is used to place the beam. The first direction is the length direction of the frame.

[0008] A drive assembly includes a chain, a sprocket, and a drive member. The two ends of the chain are separately arranged at the two ends of the frame in the first direction. The sprocket is engaged with the chain, and the sprocket is connected to the sliding plate assembly. The drive member is drivingly connected to the sprocket, used to drive the sprocket to rotate along the chain, and in turn drive the sliding plate assembly to move relative to the frame.

[0009] As preferred, the slide plate assembly comprises a first slide plate and a second slide plate, both of which are slidingly mounted on the top of the frame along the first direction, the beam is placed between the first slide plate and the second slide plate, the chain wheel is connected to the first slide plate, and the driving member drives the chain wheel to rotate along the chain to drive the first slide plate to carry the beam into or out of the frame.

[0010] As preferred, the top of the frame is provided with slide rails arranged along the first direction, and the first slide plate and the second slide plate are slidingly connected to the slide rails.

[0011] As preferred, the bottom of the first slide plate is provided with a first groove, and the slide rail is clamped in the first groove at the bottom of the first slide plate.

[0012] And / or, the bottom of the second slide plate is provided with a second groove, and the slide rail is clamped in the second groove at the bottom of the second slide plate.

[0013] As preferred, both ends of the slide rail extend to both ends of the frame along the first direction.

[0014] As preferred, the first slide plate and the second slide plate are respectively provided with buckles and clamping grooves on the side close to each other, and the buckle can be clamped in the clamping groove.

[0015] As preferred, the two ends of the frame along the length direction are respectively provided with fixing seats, and the two ends of the chain are respectively fixed on the two fixing seats.

[0016] As preferred, the driving assembly comprises two chains and two chain wheels, the two chains are spaced apart and mounted on the top of the frame, and the two chain wheels are respectively engaged with the two chains.

[0017] As preferred, the driving assembly further comprises a rotating shaft connected to the shaft centers of the two chain wheels, and the two chain wheels are coaxially arranged, and the driving member is drivingly connected to the shaft center of the rotating shaft.

[0018] Or, the driving assembly comprises two driving members, and the two driving members are respectively drivingly connected to the two chain wheels.

[0019] As preferred, the driving assembly further comprises a housing, the driving member and the chain wheel are arranged in the housing, a through groove is formed in the bottom of the housing, the bottom of the chain wheel extends out of the through groove, and the housing is connected to the first slide plate.

[0020] The utility model discloses the beneficial effects of:

[0021] 1. In the process of using this utility model, one end of the beam is placed on the first sliding plate, and the other end of the beam is stably placed on the second sliding plate. The driving component drives the sprocket to rotate along the chain, thereby driving the first sliding plate to slide along the slide rail, and thus driving the beam to follow the first sliding plate to gradually enter or exit the frame, reducing the overall height of the vehicle and meeting the needs of the beam transport vehicle to pass through the tunnel.

[0022] 2. This utility model uses a variable frequency motor reducer to drive the sprocket, resulting in smooth operation and good synchronization;

[0023] 3. The frame of the beam-carrying trolley described in this utility model has no other devices in its running range except for the protruding slide rail, which provides good passage conditions for the slide plate of the beam-carrying trolley to run on the slide rail, ensuring smooth beam feeding. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the beam-carrying trolley and the beam-carrying vehicle assembly provided in this embodiment of the utility model;

[0025] Figure 2 This is a structural schematic diagram of the beam-carrying trolley of the beam-carrying vehicle provided in this embodiment of the utility model;

[0026] Figure 3 yes Figure 1 A magnified view of a section at point A in the middle;

[0027] Figure 4 yes Figure 1 A magnified view of a section at point B in the middle;

[0028] Figure 5 This is a schematic diagram of the structure of the first sliding plate and connecting rod provided in this embodiment of the utility model;

[0029] Figure 6 A schematic diagram of the structure of the second skateboard provided in this embodiment of the present invention.

[0030] In the picture:

[0031] 100. Beam transport vehicle; 101. Chassis;

[0032] 11. First slide plate; 111. First groove; 12. Second slide plate; 121. Second groove; 2. Slide rail; 31. Chain; 32. Drive component; 33. Fixing base; 34. Outer shell; 35. Connecting rod. Detailed Implementation

[0033] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and not intended to limit it. Furthermore, it should be noted that, for ease of description, the accompanying drawings show only the parts relevant to the present invention, not the entire structure.

[0034] In the description of the utility model, unless another explicit provision and limitation, the term "connected", "connection", "fixed" should be broad sense understanding, for example, can be fixed connection, can also be detachable connection, or integrated;Can be mechanical connection, can also be electrical connection;Can be directly connected, can also be indirectly connected through the intermediate medium, can be two elements inside the communication or the interaction relationship of two elements.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0035] In the utility model, unless another explicit provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, can also include the first and second features are not direct contact but contact through another feature between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.

[0036] In the description of the embodiment, the terms "up", "down", "right", etc. Orientation or position relationship is based on the orientation or position relationship shown in the drawing, only for the convenience of description and simplification operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0037] The embodiment provides a beam carrying trolley of a beam transport vehicle, which is simple in structure, low in overall height and capable of meeting the tunnel passing requirement.

[0038] Please refer to Figures 1-6 A beam carrying trolley of a beam transport vehicle is mounted on a vehicle frame 101 of the beam transport vehicle 100, comprising a sliding plate assembly and a driving assembly, the sliding plate assembly is slidingly arranged on the top of the vehicle frame 101, and the driving assembly is used for driving at least part of the sliding plate assembly to slide in a first direction, thereby driving the beam placed on the sliding plate assembly to be transported into or out of the vehicle frame 101 in the first direction.It should be noted that the first direction is the length direction of the vehicle frame 101.

[0039] Specifically, please refer to Figure 1 And Figure 2The sliding plate assembly comprises a first sliding plate 11 and a second sliding plate 12, both of which are slidingly mounted on the top of the frame 101 along the first direction, the driving assembly is drivingly connected to the first sliding plate 11, the beam is placed on the first sliding plate 11 and the second sliding plate 12 during transportation, the driving assembly drives the first sliding plate 11 to slide, thereby driving the beam to enter or exit the frame 101 along the length direction of the frame 101.

[0040] Preferably, the height of the first sliding plate 11 and the second sliding plate 12 is 0.2-0.3m. By setting the first sliding plate 11 and the second sliding plate 12, on the one hand, the convenience of the beam entering the frame 101 is improved, and the beam can be stably placed on the frame 101; on the other hand, by setting the first sliding plate 11 and the second sliding plate 12 with low height, the overall vehicle tunnel height is reduced.

[0041] Preferably, the height of the driving assembly is 15-30mm higher than that of the first sliding plate 11, which facilitates the feeding of the beam while ensuring a low height.

[0042] Further, rubber pads are arranged on the top of both ends of the first sliding plate 11 and the second sliding plate 12 to buffer the pressure of the beam on the first sliding plate 11 and the second sliding plate 12.

[0043] Specifically, referring to Figure 4 The top of the frame 101 is provided with a sliding rail 2, the sliding rail 2 is arranged along the first direction, and the first sliding plate 11 and the second sliding plate 12 are both slidingly connected to the sliding rail 2. During transportation, the first sliding plate 11 and the second sliding plate 12 slide along the sliding rail 2 to improve the sliding stability of the first sliding plate 11 and the second sliding plate 12, thereby improving the stability of the beam.

[0044] Further, referring to Figure 5 and Figure 6 A first groove 111 can be arranged on the bottom of the first sliding plate 11, and the sliding rail 2 is clamped in the first groove 111 on the bottom of the first sliding plate 11 to prevent the first sliding plate 11 from derailing; a second groove 121 can also be arranged on the bottom of the second sliding plate 12, and the sliding rail 2 is clamped in the second groove 121 on the bottom of the second sliding plate 12 to prevent the second sliding plate 12 from derailing; or, a first groove 111 is arranged on the bottom of the first sliding plate 11, and the sliding rail 2 is clamped in the first groove 111 on the bottom of the first sliding plate 11; a second groove 121 is arranged on the bottom of the second sliding plate 12, and the sliding rail 2 is clamped in the second groove 121 on the bottom of the second sliding plate 12 to prevent the first sliding plate 11 and the second sliding plate 12 from derailing.

[0045] Two slide rails 2 are arranged on the top of the frame 101 in the embodiment, and the two slide rails 2 are arranged along the first direction. The two ends of the first slide plate 11 are respectively connected to the two slide rails 2 in a sliding mode, and the two ends of the second slide plate 12 are respectively connected to the two slide rails 2 in a sliding mode. The two slide rails 2 are arranged to further improve the transportation stability of the first slide plate 11 and the second slide plate 12. In addition, no other device is arranged on the frame 101 of the beam transporting vehicle 100 except the slide rails 2, so that the movement of the first slide plate 11 and the second slide plate 12 is facilitated, and the smooth feeding of the beam is ensured.

[0046] Correspondingly, two first grooves 111 are arranged on the bottom of the first slide plate 11, and the two slide rails 2 are respectively arranged in the two first grooves 111 on the bottom of the first slide plate 11. In addition, the outer wall of the slide rail 2 is circumferentially abutted against the groove wall of the first groove 111. Similarly, two second grooves 121 are arranged on the bottom of the second slide plate 12, and the two slide rails 2 are respectively arranged in the two second grooves 121 on the bottom of the second slide plate 12. In addition, the outer wall of the slide rail 2 is circumferentially abutted against the groove wall of the second groove 121. Further preferably, the cross section of the slide rail 2 is rectangular.

[0047] For example, the two ends of the slide rail 2 extend to the two ends of the frame 101 along the first direction, so as to improve the utilization rate of the length space of the frame 101, and to ensure that the beam can be entirely loaded on the frame 101, and to prevent the end of the beam from being suspended.

[0048] Preferably, the side of the first slide plate 11 and the second slide plate 12 close to each other is respectively provided with a buckle and a clamping groove, and the buckle is arranged in the clamping groove, so as to realize the connection of the first slide plate 11 and the second slide plate 12. In the idle state, the driving assembly drives the first slide plate 11 to slide close to the second slide plate 12, and connects the first slide plate 11 and the second slide plate 12 through the buckle and the clamping groove structure, further drives the first slide plate 11 to slide, and drives the second slide plate 12 to slide to the front end of the frame 101, so as to realize the storage and the adjustment of the position of the second slide plate 12.

[0049] Please refer to Figures 2-4 The driving assembly includes a chain 31, a sprocket and a driving member 32. The chain 31 is arranged on the top of the frame 101 along the first direction. One end of the chain 31 is fixed to one end of the frame 101 along the first direction, and the other end of the chain 31 is fixed to the other end of the frame 101 along the first direction. The sprocket is engaged with the chain 31, that is, the teeth of the sprocket are engaged with the tooth grooves of the chain 31, and the pitch of the chain 31 matches the pitch of the sprocket. The driving member 32 is drivingly connected to the shaft center of the sprocket, and is used for driving the sprocket to rotate. Through the above arrangement, since the position of the chain 31 is fixed, the teeth on the sprocket can be sequentially engaged with the tooth grooves on the chain 31 in the rotating process of the sprocket, so as to realize the rotation of the sprocket along the chain 31.

[0050] Preferably, the driving member 32 is a variable frequency motor reducer, which is stable in operation and good in synchronization.

[0051] Preferably, referring to Figure 3 , the two ends of the frame 101 in the length direction are respectively provided with fixing seats 33, and the two ends of the chain 31 are respectively fixed to the corresponding fixing seats 33, so as to improve the installation strength of the chain 31 and ensure the tension of the chain 31.

[0052] The driving assembly further comprises a shell 34, and the driving member 32 and the sprocket are arranged in the interior of the shell 34. Further, a through slot is formed in the bottom of the shell 34, and the bottom of the sprocket extends out of the through slot, so as to ensure that the sprocket can smoothly engage with the chain 31.

[0053] Preferably, the first sliding plate 11 is connected to the shell 34, so as to connect the driving assembly and the first sliding plate 11, and realize that the driving assembly drives the first sliding plate 11 to slide along the sliding rail 2. Further preferably, referring to Figure 2 and Figure 5 , the first sliding plate 11 and the shell 34 are connected through a connecting rod 35, one end of the connecting rod 35 is connected to the shell 34, and the other end is connected to the first sliding plate 11. The connecting rod 35 can be provided in a plurality, so as to improve the connection stability of the shell 34 and the first sliding plate 11, and the specific number is determined according to the actual situation, which is not limited here.

[0054] For example, two chains 31 are provided in the embodiment, and correspondingly, two sprockets matched with the two chains 31 are provided, the two sprockets engage with the two chains 31 respectively, the synchronous movement of the two sprockets is controlled, and the transmission stability is improved.

[0055] The embodiment provides two structures for controlling the synchronous movement of the two sprockets. One of the structures is that the rotation of the two sprockets is realized through one driving member 32. Specifically, the driving assembly further comprises a rotating shaft, the rotating shaft is drivingly connected to the shaft centers of the two sprockets, and the two sprockets are coaxially arranged. The driving member 32 is drivingly connected to the shaft center of the rotating shaft. The rotating shaft is driven to rotate through the driving member 32, and the synchronous movement of the two sprockets is driven.

[0056] The other structure is that the rotation of the two sprockets is realized through two driving members 32. Specifically, the two driving members 32 are respectively drivingly connected to the shaft centers of the two sprockets. The two driving members 32 respectively drive the two sprockets to rotate. The synchronous movement of the two sprockets can be controlled by controlling the output rotation speed of the two driving members 32.

[0057] The number of the driving members 32 is determined according to the actual situation, which is not limited here, and the synchronous movement of the two sprockets can be realized.

[0058] The process that the beam carrying trolley of the beam carrying vehicle carries the beam into or out of the frame 101 is specifically:

[0059] According to the specification of the beam to be transported, the positions of the first sliding plate 11 and the second sliding plate 12 are adjusted, so that the distance between the center position a of the line connecting the first sliding plate 11 and the second sliding plate 12 and the center position b of the frame 101 satisfies a preset range, while ensuring that the distance between the first sliding plate 11 and the second sliding plate 12 is equal to the length of the beam to be transported, thereby ensuring that the load on the cover plate of the frame 101 is uniform, and the beam to be transported can be stably transported. The frame 101 places one end of the single-line beam or the double-line beam on the first sliding plate 11, and the other end of the single-line beam or the double-line beam is stably placed on the second sliding plate 12. The driving assembly drives the first sliding plate 11 to slide along the sliding rail 2, thereby gradually transporting the single-line beam or the double-line beam into or out of the frame 101 along the first sliding plate 11. After completion, the first sliding plate 11 and the second sliding plate 12 are withdrawn to the corresponding positions according to the specification of the next beam to be transported.

[0060] Optionally, the preset range of the distance between a and b can be 0, i.e. the distance between a and b is 0, and further optionally, it can also be 2800-3500mm, preferably 3000mm. For different length specifications of the beam to be transported, the applicable preset range is set to ensure more uniform load distribution and more stable beam transporting of the beam transporting vehicle.

[0061] The beam carrying trolley of the beam transporting vehicle provided in the embodiment has a simple structure. The driving member 32 is arranged to drive the first sliding plate 11 to slide along the chain 31, replacing the existing running wheels, thereby reducing the overall height of the beam carrying trolley, and further ensuring that the tunnel passing requirement can be met.

[0062] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled persons in the art, various obvious changes, re-adjustments and replacements can be made without departing from the protection scope of the utility model. Here, it is not necessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claims.

Claims

1. A girder carrying trolley of a girder transporter, which is installed on a frame (101) of the girder transporter (100), characterized in that, The utility model relates to a kind of vehicle, including: Sliding plate assembly, the sliding plate assembly is slidably mounted on the top of the frame (101) along the first direction, the sliding plate assembly is used to place beam, the first direction is the length direction of the frame (101); Drive assembly, the drive assembly includes chain (31), sprocket and driving element (32), the both ends of the chain (31) are separately arranged at the both ends of the frame (101) in the first direction, the sprocket is engaged with the chain (31), and the sprocket is connected to the sliding plate assembly, the driving element (32) is drivingly connected to the sprocket, for driving the sprocket rotates along the chain (31), in turn drive the sliding plate assembly moves relative to the frame (101).

2. The load carrying bogie of claim 1, wherein, The sliding plate assembly includes first sliding plate (11) and second sliding plate (12), the first sliding plate (11) and the second sliding plate (12) are slidably mounted on the top of the frame (101) along the first direction, the beam is placed in the first sliding plate (11) and the second sliding plate (12), the sprocket is connected to the first sliding plate (11), the driving element (32) drives the sprocket rotates along the chain (31), to drive first sliding plate (11) to carry the beam into or out of the frame (101).

3. The load carrying bogie of claim 2, wherein, The top of the frame (101) is provided with slide rail (2), the slide rail (2) is arranged along the first direction, and the first sliding plate (11) and the second sliding plate (12) are slidably connected to the slide rail (2).

4. The load carrying bogie of claim 3, wherein, The bottom of the first sliding plate (11) is provided with first recess (111), and the slide rail (2) is clamped in the first recess (111) in the bottom of the first sliding plate (11); And / or, the bottom of the second sliding plate (12) is provided with second recess (121), and the slide rail (2) is clamped in the second recess (121) in the bottom of the second sliding plate (12).

5. The load carrying bogie of claim 3, wherein, The both ends of the slide rail (2) extend to the both ends of the frame (101) along the first direction respectively.

6. The load carrying bogie of a beam transport vehicle as claimed in claim 2, wherein, The side of the first sliding plate (11) and the second sliding plate (12) close to each other is respectively provided with buckle and clamping groove, and the buckle can be clamped in the clamping groove.

7. The load carrying bogie of claim 1, wherein, The both ends of the chain (31) are fixed on two fixing bases (33) respectively.

8. The load carrying bogie of claim 1, wherein, The drive assembly includes two chains (31) and two sprockets, and the two chains (31) are spaced apart and mounted on the top of the frame (101), and the two sprockets are engaged with the two chains (31) respectively.

9. The load carrying bogie of claim 8, wherein, The drive assembly further includes a rotating shaft, the rotating shaft is connected to the shaft center of the two sprockets, and the two sprockets are coaxially arranged, and the driving element (32) is drivingly connected to the shaft center of the rotating shaft. Or, the drive assembly includes two driving elements (32), and the two driving elements (32) are drivingly connected to the two sprockets respectively.

10. A load carrying bogie for a beam transport vehicle as claimed in any one of claims 2 to 6, wherein, The driving assembly further comprises a housing (34), the driving member (32) and the chain wheel are arranged inside the housing (34), a through slot is arranged at the bottom of the housing (34), the bottom of the chain wheel extends out of the through slot, and the housing (34) is connected with the first sliding plate (11).

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