Composite lorry-mounted crane for oil field operation

Abstract

The utility model relates to the technical field of cranes, in particular to a composite lorry-mounted crane for oil field operation, which comprises a vehicle body, a rotating disc, a support rod, a rotating motor, a worm, an auxiliary block and a fluted disc, the rotating motor is detachably connected with the vehicle body and positioned above the vehicle body, and the worm is fixedly connected with the output end of the rotating motor. The auxiliary block is rotationally connected with the worm and located at the other end of the worm, the auxiliary block wraps the worm, the fluted disc is fixedly connected with the rotating disc and located above the rotating disc, and the fluted disc is meshed with the worm. When the angle of the suspension arm needs to be changed, the rotating motor can be started to drive the worm to rotate under the assistance of the auxiliary block, and the worm drives the fluted disc to rotate; the fluted disc drives the base to rotate, and the base drives the suspension arm to rotate, so that the purpose of changing the angle of the suspension arm can be achieved, and the problems that the suspension arm of the lorry-mounted crane cannot steer, the use scene is limited, and the universality is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cranes, in particular to a composite truck-mounted crane used for oil field operations. Background Art

[0002] An oilfield logging vehicle is a special vehicle for oilfields, used for collecting and analyzing the chemical composition of oil wells. At present, a common oilfield logging vehicle needs to be equipped with a truck crane when working. The crane is used to hoist instruments such as the overhead pulley and the blowout preventer, which causes a large waste of resources, reduces the efficiency of logging operations, and increases the cost of logging operations.

[0003] To solve the above problems, the prior art patent (CN207347034U) discloses a truck-mounted crane for an oilfield logging vehicle. The logging vehicle and the crane are integrated into one, and a separate truck crane is no longer needed. The logging operation can be completed by itself, and the height and amplitude requirements required for logging can be adapted. The column is offset installed to free up operating space for the logging cable winch. An over-winding alarm is realized through an anti-over-winding device, and an over-release limit is realized through a travel switch, which provides safety guarantees for the operation of the logging vehicle, reduces the difficulty of operation, and improves operation efficiency.

[0004] However, in the above-mentioned prior art, the boom of the truck-mounted crane cannot be turned, which limits the use scenarios and reduces the versatility. Utility Model Content

[0005] The utility model aims to provide a composite truck-mounted crane for oilfield operations, which solves the technical problem in the prior art that the boom of the truck-mounted crane cannot be turned, resulting in limited usage scenarios and reduced versatility.

[0006] To achieve the above-mentioned purpose, the utility model adopts a composite truck-mounted crane for oilfield operations, including a car body, a rotating disk, a support rod and a rotating assembly, wherein the rotating assembly includes a rotating motor, a worm, an auxiliary block, a toothed disc and a lifting component, the rotating disk is rotatably connected to the car body and is located above the car body, the support rod is fixedly connected to the car body and is located above the car body, the rotating motor is detachably connected to the car body and is located above the car body, the worm is fixedly connected to the output end of the rotating motor, the auxiliary block is rotatably connected to the worm and is located at the other end of the worm, and the auxiliary block wraps the worm, the toothed disc is fixedly connected to the rotating disk and is located above the rotating disk, and the toothed disc is meshed with the worm.

[0007] Among them, the rotating assembly also includes a base, a rotating column and a hanging arm, the base is fixedly connected to the gear disk and is located above the gear disk, the rotating column is rotatably connected to the base and passes through the base, and the hanging arm is fixedly connected to the rotating column and wraps the rotating column.

[0008] Wherein, the lifting components include a fixed block 1, a hydraulic cylinder, a fixed block 2 and a connecting plate, the fixed block 1 is fixedly connected to the base and is located on the surface of the base, the hydraulic cylinder is rotatably connected to the fixed block 1 and is located above the fixed block 1, the fixed block 2 is rotatably connected to the output end of the hydraulic cylinder and is located below the boom, the connecting plate is fixedly connected to the boom and is located above the fixed block 2, and the connecting plate is fixedly connected to the fixed block 2.

[0009] Wherein, the lifting component also includes a winding roller, a lifting motor, a lifting rope, a fixed plate, a limiting wheel 1, a limiting wheel 2, a movable pulley, a connecting block and a hook, the winding roller is rotatably connected to the lifting arm and is located inside the lifting arm, the output end of the lifting motor is fixedly connected to the winding roller and is located on the outside of the lifting arm, one end of the lifting rope is fixedly connected to the winding roller and is located on the surface of the winding roller, the fixed plate is fixedly connected to the other end of the lifting rope, the limiting wheel 1 is rotatably connected to the lifting arm and is located inside the lifting arm, and the limiting wheel 1 is rollingly connected to the lifting rope, the limiting wheel 2 is rotatably connected to the lifting arm and is located inside the lifting arm, and the limiting wheel 2 is rollingly connected to the lifting rope, the movable pulley is rollingly connected to the lifting rope and is located on the inner side of the lifting rope, the connecting block is rotatably connected to the movable pulley and is located below the movable pulley, and the hook is fixedly connected to the connecting block and is located below the connecting block.

[0010] Among them, the composite truck crane for oilfield operations comprises mounting plate 1, mounting plate 2 and a protective shell, wherein the mounting plate 1 is detachably connected to the vehicle body and is located above the vehicle body, the mounting plate 2 is detachably connected to the vehicle body and is located above the vehicle body, the protective shell is fixedly connected to the mounting plate 1 and is located to wrap the gear disc and the rotating motor, and the protective shell is fixedly connected to the mounting plate 1 and the mounting plate 2.

[0011] The utility model discloses a composite truck-mounted crane for oilfield operations, wherein the rotating disk is rotatably connected to the vehicle body and is located above the vehicle body, the support rod is fixedly connected to the vehicle body and is located above the vehicle body, the rotating motor is detachably connected to the vehicle body and is located above the vehicle body, the worm is fixedly connected to the output end of the rotating motor, the auxiliary block is rotatably connected to the worm and is located at the other end of the worm, and the auxiliary block wraps the worm, the toothed disk is fixedly connected to the rotating disk and is located above the rotating disk, and the toothed disk is meshed with the worm, and when the crane needs to be changed When the angle of the arm is adjusted, the rotating motor can be started to drive the worm to rotate with the assistance of the auxiliary block, the worm drives the gear plate to rotate, the gear plate drives the base to rotate, and the base drives the boom to rotate, so as to achieve the purpose of changing the angle of the boom. When lifting, the lifting motor is started to drive the winding roller to rotate, and the lifting rope is reeled in, so that the movable pulley moves up, and the movable pulley drives the hook to move up through the connecting block, so as to achieve the purpose of lifting the heavy object. This method can effectively solve the problem that the boom of the truck crane cannot be steered, resulting in limited usage scenarios and reduced versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a structural schematic diagram of the first embodiment of the utility model.

[0014] Figure 2 It is a front view of the first embodiment of the utility model.

[0015] Figure 3 It is a side view of the first embodiment of the utility model.

[0016] Figure 4 The utility model Figure 3 AA line structural section view.

[0017] Figure 5 It is a structural schematic diagram of the second embodiment of the utility model.

[0018] 101-car body, 102-rotating disk, 103-support rod, 104-rotating motor, 105-worm, 106-auxiliary block, 107-toothed disk, 108-base, 109-rotating column, 110-boom, 111-fixed block one, 112-hydraulic cylinder, 113-fixed block two, 114-connecting plate, 115-winding roller, 116-lifting motor, 117-lifting rope, 118-fixed plate, 119-limiting wheel one, 120-limiting wheel two, 121-movable pulley, 122-connecting block, 123-hook, 201-mounting plate one, 202-mounting plate two, 203-protective shell. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] The first embodiment of the present application is:

[0021] See also Figure 1 to Figure 4 ,in Figure 1 It is a schematic structural diagram of the first embodiment of the utility model. Figure 2 2 is a front view of the first embodiment of the utility model. Figure 3 is a side view of the first embodiment of the utility model, Figure 4 The utility model Figure 3 AA line structural section view.

[0022] The utility model provides a composite truck-mounted crane for oilfield operations, comprising a vehicle body 101, a rotating disk 102, a support rod 103, a rotating motor 104, a worm 105, an auxiliary block 106, a toothed disk 107, a base 108, a rotating column 109, a boom 110, a fixing block 111, a hydraulic cylinder 112, a fixing block 113, a connecting plate 114, a winding roller 115, a lifting motor 116, a lifting rope 117, a fixing plate 118, a limiting wheel 119, a limiting wheel 120, a movable pulley 121, a connecting block 122 and a hook 123. The above-mentioned scheme solves the problem that the boom 110 of the truck-mounted crane in the prior art cannot be turned, resulting in limited use scenarios and reduced versatility.

[0023] According to the present specific embodiment, the rotating disk 102 is rotationally connected to the vehicle body 101 and is located above the vehicle body 101, the support rod 103 is fixedly connected to the vehicle body 101 and is located above the vehicle body 101, the rotating motor 104 is detachably connected to the vehicle body 101 and is located above the vehicle body 101, the worm 105 is fixedly connected to the output end of the rotating motor 104, the auxiliary block 106 is rotationally connected to the worm 105 and is located at the other end of the worm 105, and the auxiliary block 106 wraps the worm 105, the toothed disk 107 is fixedly connected to the rotating disk 102 and is located above the rotating disk 102, and the toothed disk 107 is meshed with the worm 105, starting the rotating motor 104 drives the worm 105 to rotate with the assistance of the auxiliary block 106, and the rotation of the worm 105 will drive the toothed disk 107 to rotate.

[0024] Among them, the base 108 is fixedly connected to the toothed disc 107 and is located above the toothed disc 107. The rotating column 109 is rotatably connected to the base 108 and penetrates the base 108. The boom 110 is fixedly connected to the rotating column 109 and wraps the rotating column 109. The rotation of the toothed disc 107 will drive the base 108 to rotate, and the rotation of the base 108 will drive the boom 110 to rotate, thereby changing the angle of the boom 110. The rotating column 109 facilitates the raising or lowering of the boom 110.

[0025] Secondly, the fixed block 111 is fixedly connected to the base 108 and is located on the surface of the base 108. The hydraulic cylinder 112 is rotatably connected to the fixed block 111 and is located above the fixed block 111. The fixed block 113 is rotatably connected to the output end of the hydraulic cylinder 112 and is located below the boom 110. The connecting plate 114 is fixedly connected to the boom 110 and is located above the fixed block 113. The connecting plate 114 is fixedly connected to the fixed block 113. The hydraulic cylinder 112 is started to push up the boom 110, and the boom 110 is raised or lowered with the assistance of the rotating column 109.

[0026] At the same time, the winding roller 115 is rotatably connected to the boom 110 and is located inside the boom 110, the output end of the lifting motor 116 is fixedly connected to the winding roller 115 and is located on the outside of the boom 110, one end of the lifting rope 117 is fixedly connected to the winding roller 115 and is located on the surface of the winding roller 115, the fixing plate 118 is fixedly connected to the other end of the lifting rope 117, the limiting wheel 119 is rotatably connected to the boom 110 and is located inside the boom 110, and the limiting wheel 119 is rollingly connected to the lifting rope 117, the limiting wheel 2 120 is rotatably connected to the boom 110 and is located inside the boom 110, and the limiting wheel 120 is The limiting wheel 120 is rollingly connected to the lifting rope 117, the movable pulley 121 is rollingly connected to the lifting rope 117 and is located on the inner side of the lifting rope 117, the connecting block 122 is rotationally connected to the movable pulley 121 and is located below the movable pulley 121, the hook 123 is fixedly connected to the connecting block 122 and is located below the connecting block 122, the lifting motor 116 is started to drive the winding roller 115 to rotate, the winding roller 115 reels the starting rope, and the lifting rope 117 is retracted while driving the movable pulley 121 to move upward, and the movable pulley 121 drives the hook 123 to move upward through the connecting block 122, thereby achieving the purpose of lifting heavy objects.

[0027] A composite truck-mounted crane for oilfield operations using the present embodiment comprises a vehicle body 101, a rotating disk 102, a support rod 103, a rotating motor 104, a worm 105, an auxiliary block 106, a toothed disk 107, a base 108, a rotating column 109, a boom 110, a fixing block 111, a hydraulic cylinder 112, a fixing block 2 113, a connecting plate 114, a winding roller 115, a lifting motor 116, a lifting rope 117, a fixing plate 118, a limiting wheel 119, a limiting wheel 2 120, a movable pulley 121 ... The connecting block 122 and the hook 123, the rotating disk 102 is rotatably connected to the vehicle body 101 and is located above the vehicle body 101, the support rod 103 is fixedly connected to the vehicle body 101 and is located above the vehicle body 101, the rotating motor 104 is detachably connected to the vehicle body 101 and is located above the vehicle body 101, the worm 105 is fixedly connected to the output end of the rotating motor 104, and the auxiliary block 106 is rotatably connected to the worm 105 and is located at the worm 105. The other end of the auxiliary block 106 wraps the worm 105, the toothed disc 107 is fixedly connected to the rotating disc 102 and is located above the rotating disc 102, and the toothed disc 107 is meshed with the worm 105, the rotating motor 104 is started to drive the worm 105 to rotate with the assistance of the auxiliary block 106, the rotation of the worm 105 will drive the toothed disc 107 to rotate, the rotation of the toothed disc 107 will drive the base 108 to rotate, and the rotation of the base 108 will drive the suspension The arm 110 rotates, thereby changing the angle of the boom 110, and the lifting motor 116 is started to drive the winding roller 115 to rotate. The winding roller 115 winds up the starting rope, and the lifting rope 117 drives the movable pulley 121 to move upward while winding up. The movable pulley 121 drives the hook 123 to move upward through the connecting block 122, thereby achieving the purpose of lifting heavy objects. This solves the problem that the boom 110 of the truck crane cannot be turned, resulting in limited usage scenarios and reduced versatility.

[0028] The second embodiment of the present application is:

[0029] Based on the first embodiment, please refer to Figure 5 , Figure 5 It is a structural schematic diagram of the second embodiment of the utility model.

[0030] The utility model provides a composite truck crane for oilfield operations, which also includes a mounting plate 1 201, a mounting plate 202 and a protective shell 203. The above solution solves the problem in the prior art that the worm wheel and the gear plate 107 of the composite truck crane for oilfield operations cannot be well protected, resulting in a reduced service life.

[0031] Among them, the mounting plate 1 201 is detachably connected to the vehicle body 101 and is located above the vehicle body 101, the mounting plate 202 is detachably connected to the vehicle body 101 and is located above the vehicle body 101, the protective shell 203 is fixedly connected to the mounting plate 1 201 and is located to wrap the gear disc 107 and the rotating motor 104, and the protective shell 203 is fixedly connected to the mounting plate 1 201 and the mounting plate 2 202, the protective shell 203 wraps the worm gear and the gear disc 107 to protect them, and the mounting plate 1 201 and the mounting plate 2 202 connect the protective shell 203 to the vehicle body 101.

[0032] A composite truck-mounted crane for oilfield operations using this embodiment is provided with a mounting plate 1 201, a mounting plate 202 and a protective shell 203. The mounting plate 1 201 and the mounting plate 202 fix the protective shell 203 above the vehicle body 101. The protective shell 203 wraps the worm wheel and the gear plate 107 to protect them, thereby solving the problem that the worm wheel and the gear plate 107 of the composite truck-mounted crane for oilfield operations cannot be well protected, resulting in a reduced service life.

[0033] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A composite truck-mounted crane for oilfield operations, comprising a vehicle body, a rotating disk and a support rod, wherein the rotating disk is rotatably connected to the vehicle body and is located above the vehicle body, and the support rod is fixedly connected to the vehicle body and is located above the vehicle body, characterized in that: It also includes a rotating assembly, which includes a rotating motor, a worm, an auxiliary block, a toothed disc and a lifting component. The rotating motor is detachably connected to the vehicle body and is located above the vehicle body. The worm is fixedly connected to the output end of the rotating motor. The auxiliary block is rotatably connected to the worm and is located at the other end of the worm, and the auxiliary block wraps the worm. The toothed disc is fixedly connected to the rotating disc and is located above the rotating disc, and the toothed disc is meshed with the worm.

2. The composite truck-mounted crane for oilfield operations according to claim 1, characterized in that: The rotating assembly also includes a base, a rotating column and a suspension arm. The base is fixedly connected to the gear disk and is located above the gear disk. The rotating column is rotatably connected to the base and passes through the base. The suspension arm is fixedly connected to the rotating column and wraps the rotating column.

3. The composite truck-mounted crane for oilfield operations according to claim 2, characterized in that: The lifting components include a fixed block 1, a hydraulic cylinder, a fixed block 2 and a connecting plate. The fixed block 1 is fixedly connected to the base and is located on the surface of the base. The hydraulic cylinder is rotatably connected to the fixed block 1 and is located above the fixed block 1. The fixed block 2 is rotatably connected to the output end of the hydraulic cylinder and is located below the boom. The connecting plate is fixedly connected to the boom and is located above the fixed block 2, and the connecting plate is fixedly connected to the fixed block 2.

4. The composite truck-mounted crane for oilfield operations according to claim 2, characterized in that: The lifting component also includes a winding roller, a lifting motor, a lifting rope, a fixed plate, a limiting wheel 1, a limiting wheel 2, a movable pulley, a connecting block and a hook. The winding roller is rotatably connected to the lifting arm and is located inside the lifting arm. The output end of the lifting motor is fixedly connected to the winding roller and is located on the outside of the lifting arm. One end of the lifting rope is fixedly connected to the winding roller and is located on the surface of the winding roller. The fixed plate is fixedly connected to the other end of the lifting rope. The limiting wheel 1 is rotatably connected to the lifting arm and is located inside the lifting arm, and the limiting wheel 1 is rollingly connected to the lifting rope. The limiting wheel 2 is rotatably connected to the lifting arm and is located inside the lifting arm, and the limiting wheel 2 is rollingly connected to the lifting rope. The movable pulley is rollingly connected to the lifting rope and is located on the inner side of the lifting rope. The connecting block is rotatably connected to the movable pulley and is located below the movable pulley. The hook is fixedly connected to the connecting block and is located below the connecting block.

5. The composite truck-mounted crane for oilfield operations according to claim 1, characterized in that: The composite truck crane for oilfield operations comprises a mounting plate 1, a mounting plate 2 and a protective shell, wherein the mounting plate 1 is detachably connected to the vehicle body and is located above the vehicle body, the mounting plate 2 is detachably connected to the vehicle body and is located above the vehicle body, the protective shell is fixedly connected to the mounting plate 1 and is located to wrap the gear disc and the rotating motor, and the protective shell is fixedly connected to the mounting plate 1 and the mounting plate 2.

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