Special lorry-mounted crane for transporting oil field well drilling drill rod

Abstract

The utility model relates to the technical field of oil field well drilling drill rod transportation, in particular to a lorry-mounted crane special for oil field well drilling drill rod transportation, which comprises a crane body, a step carriage, a crane and two drill rod placing assemblies, according to the actual size of the drill rod, the adjusting piece is controlled to drive the two placing tables to move and adjust the distance between the two placing tables, then the drill rod is placed on the placing tables, the placing tables are matched with the supporting columns to make contact with the stepped carriage for auxiliary supporting, and then the overturning piece is controlled to drive the overturning buckle plate to be buckled with the placing tables. And then a fixing piece is controlled to lock a locking groove in an inserting plate in an inserting mode, so that fixing of the overturning buckle plate can be completed, and therefore the problem that according to an existing lorry-mounted crane special for transporting the oil field well drilling drill rod, the drill rod can be made to be in the air or even fall off when bumping occurs in the transporting process, and safety accidents occur in the transporting process is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of oilfield drilling rod transportation, in particular to a special truck-mounted crane for oilfield drilling rod transportation. Background Art

[0002] The length of domestic oil field drilling drill pipes is about 9.6m. At present, large trucks with a length greater than 9.6m are required for transfer and transportation, and cranes are also required for loading and unloading, which is inefficient and costly. Therefore, truck cranes are generally used.

[0003] The prior art (CN206814303U) discloses a truck-mounted crane for transporting drill pipes for oilfield drilling, comprising a crane body, a crane, and a carriage. The carriage and the crane are assembled and installed on the chassis of the crane body. The crane is arranged in the middle position of the first carriage. The carriage is a stepped carriage. Carriages other than the first carriage are provided with special bearing devices for drill pipes. By utilizing the rotation space on both sides of the drilling rig, the total length of the bearing carriage can reach 9.8m, meeting the requirements of drill pipe transportation and transfer. A detachable special bearing device for drill pipes is arranged on the crane carriage, which is convenient and quick to install.

[0004] However, in the above manner, since the drill rod is directly placed on the upper support platform in the drill rod special bearing device without any fixation, the drill rod may be vacated or even fall when encountering bumps during transportation, resulting in safety accidents during transportation. Utility Model Content

[0005] The utility model aims to provide a truck-mounted crane for transporting drill pipes for oilfield drilling, aiming to solve the problem that the drill pipes are directly placed on an upper support platform in a special bearing device for drill pipes without any fixation in the existing truck-mounted crane for transporting drill pipes for oilfield drilling. Therefore, the drill pipes may be vacated or even dropped when bumps are encountered during transportation, resulting in safety accidents during transportation.

[0006] To achieve the above-mentioned purpose, the utility model provides a truck-mounted crane for transporting drill pipes for oilfield drilling, comprising a crane body, a ladder carriage, a crane and two drill pipe placement assemblies, wherein the ladder carriage is arranged on one side of the crane body; the crane is arranged on one side of the crane body,

[0007] The two drill rod placement assemblies are respectively arranged inside the step carriage; the drill rod placement assembly includes an adjustment member and two placement structures;

[0008] The adjusting member is arranged inside the step carriage; the two placing structures are respectively located on one side of the adjusting member; the placing structure includes a placing platform, a supporting column, a flipping member, a flipping buckle plate, an inserting plate and a fixing member, the placing platform is fixedly connected to the adjusting member and is located on one side of the adjusting member; the supporting column is fixedly connected to the placing platform and is located on one side of the placing platform; the flipping member is arranged on one side of the placing platform; the flipping buckle plate is fixedly connected to the flipping member and is located on one side of the flipping member; the inserting plate is fixedly connected to the flipping buckle plate and is located on one side of the flipping buckle plate; the inserting plate has a locking groove, and the locking groove is located on one side of the inserting plate; the fixing member is arranged on one side of the placing platform.

[0009] Among them, the adjusting member includes an adjusting frame, a driving motor, a double-threaded screw and two sliding blocks, the adjusting frame is fixedly connected to the step car and is located on one side of the step car; the driving motor is fixedly connected to the adjusting frame and is located on one side of the adjusting frame; the double-threaded screw is fixedly connected to the output end of the driving motor, and is rotatably connected to the adjusting frame, and is located on one side of the driving motor; the two sliding blocks are respectively threadedly connected to the double-threaded screw, and are respectively fixedly connected to the two placing tables, and then are respectively slidably connected to the adjusting frame, and are respectively located at both ends of the double-threaded screw.

[0010] Among them, the flipping part includes a bracket, a flipping motor and a rotating shaft, the bracket is fixedly connected to the placing table and is located on one side of the placing table; the flipping motor is fixedly connected to the bracket and is located on one side of the bracket; the rotating shaft is fixedly connected to the output end of the flipping motor, and is rotatably connected to the bracket, and then fixedly connected to the flip buckle plate, and is located on one side of the flipping motor.

[0011] Among them, the fixing part includes a fixing frame, a hydraulic cylinder and a locking block, the fixing frame is fixedly connected to the placing table and is located on one side of the placing table; the hydraulic cylinder is fixedly connected to the fixing frame and is located on one side of the fixing frame; the locking block is fixedly connected to the output end of the hydraulic cylinder and is located inside the fixing frame.

[0012] Wherein, the drill rod placement assembly also includes a guide member, and the guide member is arranged inside the stepped carriage.

[0013] Wherein, the guide member includes a guide rail and two guide blocks, the guide rail is fixedly connected to the step carriage and is located on one side of the step carriage; the two guide blocks are respectively slidably connected to the guide rail, and are respectively fixedly connected to the two support columns, and are respectively located on one side of the guide rail.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. By setting the adjusting member and the two placing structures, when placing the drill rod, the adjusting member is controlled to drive the two placing platforms to move according to the actual size of the drill rod, and the distance between the two placing platforms is adjusted. Then, the drill rod is placed on the placing platform, and the placing platform cooperates with the support column to contact the step carriage for auxiliary support. Then, the flip member is controlled to drive the flip buckle plate to buckle with the placing platform, so that the plug plate is inserted into the fixing member. Then, the fixing member is controlled to plug and lock the locking groove on the plug plate to complete the fixing of the flip buckle plate. The drill rod on the placing platform is covered by the flip buckle plate to limit its placement position, thereby solving the problem that the existing truck crane used for transporting drill rods for oil field drilling may cause the drill rod to become empty or even fall due to bumps during transportation, resulting in safety accidents during transportation.

[0016] 2. By setting the adjustment frame, the drive motor, the double-threaded screw and the two sliders, the drive motor in the adjustment frame is controlled to drive the double-threaded screw to rotate, and the rotation of the double-threaded screw drives the two sliders to move closer to or away from each other. The two sliders drive the two placement platforms to move and adjust the distance between them, so that the two placement platforms can better adapt to the length of the drill rod.

[0017] 3. By setting the bracket, the flip motor and the rotating shaft, the bracket is used to support the installation of the flip motor, and the flip motor is controlled to drive the rotating shaft to rotate. The rotation of the rotating shaft drives the flip buckle plate to engage or open with the placement table, thereby making it more convenient to control the flip buckle plate.

[0018] 4. By setting the guide rail and the two guide blocks, the guide rail is used to support the sliding of the two guide blocks. When adjusting the spacing between the placement tables, the support column cooperates with the guide blocks to slide on the guide rail, providing auxiliary support for the support column and a guiding effect at the same time, making the adjustment of the position of the placement table smoother. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0020] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0021] Figure 2 It is an overall top view of the first embodiment of the utility model.

[0022] Figure 3 yes Figure 2 A partial enlargement of detail A.

[0023] Figure 4 It is a cross-sectional view of the fixing member and the plug board of the first embodiment of the utility model.

[0024] Figure 5 It is a cross-sectional view of the adjusting member of the first embodiment of the utility model.

[0025] Figure 6 It is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0026] 101-crane body, 102-step carriage, 103-hoist, 104-adjusting part, 105-placing structure, 106-placing table, 107-support column, 108-flipping part, 109-flipping buckle plate, 110-insertion plate, 111-fixing part, 112-adjusting frame, 113-driving motor, 114-double-threaded screw, 115-slider, 116-bracket, 117-flipping motor, 118-rotating shaft, 119-fixing frame, 120-hydraulic cylinder, 121-locking block, 122-locking groove, 201-guide part, 202-guide rail, 203-guide block. DETAILED DESCRIPTION

[0027] The first embodiment of the present application is:

[0028] See also Figure 1-Figure 5 ,in, Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model. Figure 2 It is a top view of the whole of the first embodiment of the utility model. Figure 3 yes Figure 2 A partial enlarged view of detail A. Figure 4 2 is a cross-sectional view of a fixing member and a plug board according to the first embodiment of the utility model. Figure 5 It is a cross-sectional view of the adjusting member of the first embodiment of the utility model.

[0029] The utility model provides a special truck crane for transporting drill pipes for oil field drilling: it includes a crane body 101, a ladder carriage 102, a crane 103 and two drill pipe placement components, the drill pipe placement components include an adjustment member 104 and two placement structures 105, the placement structure 105 includes a placement platform 106, a support column 107, a flip member 108, a flip buckle plate 109, a plug plate 110 and a fixing member 111, the plug plate 110 has a locking groove 122, the adjustment member 104 includes an adjustment frame 112, a drive motor 113, The double-threaded screw 114 and two sliders 115, the flip member 108 includes a bracket 116, a flip motor 117 and a rotating shaft 118, and the fixing member 111 includes a fixing frame 119, a hydraulic cylinder 120 and a locking block 121. The above-mentioned solution solves the problem of the existing truck-mounted crane used for transporting drill pipes for oil field drilling. Since the drill pipe is directly placed on the upper support platform in the drill pipe special bearing device without any fixation, the drill pipe may be vacated or even fallen when encountering bumps during transportation, resulting in safety accidents during transportation.

[0030] For this specific embodiment, the stepped carriage 102 is arranged on one side of the crane body 101; the crane 103 is arranged on one side of the crane body 101, the stepped carriage 102 is used to support the installation of the drill rod placement assembly, and then the drill rod placed on the drill rod placement assembly is hoisted by the crane 103 on the crane body 101. The specific structure and usage of the crane body 101, the stepped carriage 102 and the crane 103 refer to the patent document with publication number CN206814303U, and will not be elaborated here.

[0031] The adjusting member 104 is arranged inside the step carriage 102; the two placing structures 105 are respectively located on one side of the adjusting member 104; the placing structure 105 includes a placing platform 106, a supporting column 107, a flipping member 108, a flipping buckle plate 109, a plug plate 110 and a fixing member 111, the placing platform 106 is fixedly connected to the adjusting member 104 and is located on one side of the adjusting member 104; the supporting column 107 is fixedly connected to the placing platform 106 and is The flip member 108 is disposed on one side of the placement platform 106; the flip plate 109 is fixedly connected to the flip member 108 and is located on one side of the flip member 108; the plug plate 110 is fixedly connected to the flip plate 109 and is located on one side of the flip plate 109; the plug plate 110 has a locking groove 122, and the locking groove 122 is located on one side of the plug plate 110; the fixing member 111 is disposed on one side of the placement platform 106 On the other hand, when placing the drill pipe, the adjusting member 104 is controlled to drive the two placing platforms 106 to move according to the actual size of the drill pipe, and the distance between the two placing platforms 106 is adjusted. Then, the drill pipe is placed on the placing platform 106, and the placing platform 106 cooperates with the supporting column 107 to contact the step carriage 102 for auxiliary support. Then, the flipping member 108 is controlled to drive the flipping buckle plate 109 to buckle with the placing platform 106, so that the plug plate 110 is inserted into the fixing member 111, and then the fixing member 111 is controlled to plug and lock the locking groove 122 on the plug plate 110 to complete the fixation of the flipping buckle plate 109. The drill pipe on the placing platform 106 is covered by the flipping buckle plate 109 to limit its placement position, thereby solving the problem that the existing special truck crane for transporting drill pipes for oil field drilling may cause the drill pipe to be vacated or even fall due to bumps during transportation, resulting in safety accidents during transportation.

[0032] Secondly, the adjusting frame 112 is fixedly connected to the step carriage 102 and is located on one side of the step carriage 102; the driving motor 113 is fixedly connected to the adjusting frame 112 and is located on one side of the adjusting frame 112; the double-threaded screw 114 is fixedly connected to the output end of the driving motor 113, and is rotatably connected to the adjusting frame 112 and is located on one side of the driving motor 113; the two sliders 115 are respectively threadedly connected to the double-threaded screw 114, and are respectively fixedly connected to the two placement tables 106, and then are respectively slidably connected to the adjusting frame 112, and are respectively located at both ends of the double-threaded screw 114, the driving motor 113 in the adjusting frame 112 is controlled to drive the double-threaded screw 114 to rotate, and the double-threaded screw 114 rotates to drive the two sliders 115 to move closer to or away from each other, and the two sliders 115 drive the two placement tables 106 to move and then adjust the distance between each other, so that the two placement tables 106 can better adapt to the length of the drill rod.

[0033] At the same time, the bracket 116 is fixedly connected to the placement table 106 and is located on one side of the placement table 106; the flip motor 117 is fixedly connected to the bracket 116 and is located on one side of the bracket 116; the rotating shaft 118 is fixedly connected to the output end of the flip motor 117, and is rotationally connected to the bracket 116, and is then fixedly connected to the flip buckle plate 109 and is located on one side of the flip motor 117. The bracket 116 is used to support the installation of the flip motor 117, control the flip motor 117 to drive the rotating shaft 118 to rotate, and the rotation of the rotating shaft 118 drives the flip buckle plate 109 to engage or open with the placement table 106, thereby making it more convenient to control the flip buckle plate 109.

[0034] In addition, the fixed frame 119 is fixedly connected to the placement table 106 and is located on one side of the placement table 106; the hydraulic cylinder 120 is fixedly connected to the fixed frame 119 and is located on one side of the fixed frame 119; the locking block 121 is fixedly connected to the output end of the hydraulic cylinder 120 and is located inside the fixed frame 119. The fixed frame 119 is used to support the installation of the hydraulic cylinder 120. When the plug plate 110 is inserted into the fixed frame 119, the hydraulic cylinder 120 is controlled to drive the locking block 121 to be inserted into the locking groove 122 on the plug plate 110, thereby completing the fixation of the flip buckle plate 109.

[0035] When using the truck-mounted crane for transporting drill pipes for oil field drilling described in this embodiment, the driving motor 113 in the adjusting frame 112 is controlled to drive the double-threaded screw 114 to rotate according to the actual size of the drill pipe. The double-threaded screw 114 rotates to drive the two sliders 115 to move closer to or away from each other. The two sliders 115 drive the two placement tables 106 to move and adjust the distance between them. Then, the drill pipe is placed on the two placement tables 106. The placement tables 106 cooperate with the support columns 107 to contact the step carriage 102 for auxiliary support. Then, the flip motor 117 is controlled to drive the rotating shaft 118. The rotating shaft 118 rotates to drive the flip buckle plate 109 to engage with the placement platform 106, so that the plug plate 110 is inserted into the fixed frame 119, and then the hydraulic cylinder 120 is controlled to drive the locking block 121 to be inserted into the locking groove 122 on the plug plate 110, so as to complete the fixation of the flip buckle plate 109. The drill rod on the placement platform 106 is covered by the flip buckle plate 109 to limit its placement position, thereby solving the problem that the existing truck crane used for transporting drill rods for oil field drilling may cause the drill rod to be vacated or even fall due to bumps during transportation, resulting in safety accidents during transportation.

[0036] The second embodiment of the present application is:

[0037] See also Figure 6 ,in, Figure 6 It is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0038] On the basis of the first embodiment, the utility model provides a special truck crane for transporting drill pipes for oil field drilling. The drill pipe placement assembly further includes a guide member 201 , and the guide member 201 includes a guide rail 202 and two guide blocks 203 .

[0039] The guide member 201 is disposed inside the step carriage 102 , and is used to provide auxiliary support to the support column 107 while providing a guiding effect, so that the position of the placement platform 106 can be adjusted more smoothly.

[0040] Secondly, the guide rail 202 is fixedly connected to the step carriage 102 and is located on one side of the step carriage 102; the two guide blocks 203 are respectively slidably connected to the guide rail 202, and are respectively fixedly connected to the two support columns 107, and are respectively located on one side of the guide rail 202. The guide rail 202 is used to support the sliding of the two guide blocks 203. When adjusting the spacing between the placement platforms 106, the support columns 107 cooperate with the guide blocks 203 to slide on the guide rail 202, providing a guiding effect while providing auxiliary support to the support columns 107, so that the adjustment of the position of the placement platform 106 is smoother.

[0041] When using the special truck-mounted crane for transporting drill pipes for oil field drilling described in this embodiment, the guide rail 202 is used to support the sliding of the two guide blocks 203. When adjusting the spacing between the placement platforms 106, the support columns 107 cooperate with the guide blocks 203 to slide on the guide rails 202, providing auxiliary support for the support columns 107 while providing a guiding effect, so that the adjustment of the position of the placement platform 106 is smoother.

[0042] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A truck-mounted crane for transporting drill pipes for oil field drilling, comprising a crane body, a ladder carriage and a crane, wherein the ladder carriage is arranged on one side of the crane body; the crane is arranged on one side of the crane body; and the characterised in that: Also included are two drill rod placement assemblies; The two drill rod placement assemblies are respectively arranged inside the step carriage; the drill rod placement assembly includes an adjustment member and two placement structures; The adjusting member is arranged inside the step carriage; the two placing structures are respectively located on one side of the adjusting member; the placing structure includes a placing platform, a supporting column, a flipping member, a flipping buckle plate, an inserting plate and a fixing member, the placing platform is fixedly connected to the adjusting member and is located on one side of the adjusting member; the supporting column is fixedly connected to the placing platform and is located on one side of the placing platform; the flipping member is arranged on one side of the placing platform; the flipping buckle plate is fixedly connected to the flipping member and is located on one side of the flipping member; the inserting plate is fixedly connected to the flipping buckle plate and is located on one side of the flipping buckle plate; the inserting plate has a locking groove, and the locking groove is located on one side of the inserting plate; the fixing member is arranged on one side of the placing platform.

2. A truck-mounted crane for transporting drill pipes for oil field drilling as claimed in claim 1, characterized in that: The adjusting member includes an adjusting frame, a driving motor, a double-threaded screw and two sliding blocks. The adjusting frame is fixedly connected to the step carriage and is located on one side of the step carriage; the driving motor is fixedly connected to the adjusting frame and is located on one side of the adjusting frame; the double-threaded screw is fixedly connected to the output end of the driving motor, is rotatably connected to the adjusting frame, and is located on one side of the driving motor; the two sliding blocks are respectively threadedly connected to the double-threaded screw, are respectively fixedly connected to the two placing tables, are respectively slidably connected to the adjusting frame, and are respectively located at both ends of the double-threaded screw.

3. A truck-mounted crane for transporting drill pipes for oil field drilling as claimed in claim 2, characterized in that: The flipping member includes a bracket, a flipping motor and a rotating shaft. The bracket is fixedly connected to the placing table and is located on one side of the placing table; the flipping motor is fixedly connected to the bracket and is located on one side of the bracket; the rotating shaft is fixedly connected to the output end of the flipping motor, and is rotatably connected to the bracket, and is then fixedly connected to the flip buckle plate and is located on one side of the flipping motor.

4. A truck-mounted crane for transporting drill pipes for oil field drilling as claimed in claim 3, characterized in that: The fixing part includes a fixing frame, a hydraulic cylinder and a locking block. The fixing frame is fixedly connected to the placing table and is located on one side of the placing table; the hydraulic cylinder is fixedly connected to the fixing frame and is located on one side of the fixing frame; the locking block is fixedly connected to the output end of the hydraulic cylinder and is located inside the fixing frame.

5. The truck-mounted crane for transporting drill pipes for oil field drilling as claimed in claim 1, characterized in that: The drill rod placement assembly also includes a guide member, which is arranged inside the ladder carriage.

6. A truck-mounted crane for transporting drill pipes for oil field drilling as claimed in claim 5, characterized in that: The guide member includes a guide rail and two guide blocks. The guide rail is fixedly connected to the ladder carriage and is located on one side of the ladder carriage. The two guide blocks are respectively slidably connected to the guide rail and are respectively fixedly connected to the two support columns and are respectively located on one side of the guide rail.

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