Top-mounted automatic alignment closed loading arm

Abstract

The utility model provides a top-mounted automatic alignment closed loading arm. The top-mounted automatic alignment closed loading arm comprises a stand column, a gas-phase inner arm, a liquid-phase inner arm, a gas-phase outer arm, a liquid-phase outer arm, a lifting air cylinder, a laser radar, an outer arm servo motor and an inner arm servo motor. The full-automatic alignment airtight loading arm is suitable for loading on the top of a train or an automobile oil tank truck, a sealing device is automatically aligned to be completely matched with a truck opening, the sealing effect is improved through the locking or pressing sealing technology, oil gas dissipation is reduced, one-button operation is achieved, the tank truck opening is automatically aligned, automatic sealing is achieved, convenience and rapidness are achieved, and the loading operation intensity is greatly relieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to crane pipe technical field, more particularly, especially relates to a kind of upper automatic alignment hermetic loading crane pipe. BACKGROUND

[0002] Crane pipe is the special equipment in the fluid loading and unloading process of petrochemical industry, also called fluid loading and unloading arm, it is connected with rigid pipe and elbow using rotary joint to realize the active equipment of liquid medium transmission between train, automobile tank car and trestle storage pipeline, to replace old-fashioned hose connection, with high safety, flexibility and long service life etc.

[0003] When using crane pipe to carry out top loading operation, first, crane pipe needs to be aligned with storage tank truck mouth, second, volatile medium needs to be loaded in closed storage tank truck mouth. At present, most crane pipes do not realize automatic alignment, mainly rely on manual or pneumatic operation to align, in existing automatic alignment technology, automatic alignment of crane pipe and storage tank mouth is mostly realized through truss walking trolley on truss crane pipe, but truss crane pipe has high installation requirement, most places do not have the condition to install truss crane pipe, so it is difficult to realize automatic alignment. UTILITY MODEL CONTENTS

[0004] In order to make up for the deficiency of prior art, the utility model provides a kind of upper automatic alignment hermetic loading crane pipe. It is suitable for train or automobile oil tank car top loading full-automatic alignment hermetic loading crane pipe, so that sealing device automatically aligns with truck mouth completely, adopts locking or compression sealing technology to improve sealing effect, reduce oil and gas dispersion, one-key operation, automatic alignment tank truck mouth, automatic sealing, convenient and fast, greatly reduce loading operation intensity.

[0005] The utility model discloses an automatic alignment and sealing loading truck crane pipe is installed on the top, and the automatic alignment and sealing loading truck crane pipe comprises a stand, the one side of stand is equipped with gas phase inner arm and liquid phase inner arm, and the one side of gas phase inner arm close to stand is installed with inner arm gas phase rotary joint.

[0006] As a preferred scheme, the lifting cover plate is provided with a ball head assembly.

[0007] The utility model discloses a ball head assembly is arranged on the lifting cover plate.

[0008] 2) The lifting cylinder, the sealing device telescopic pipe assembly and the ball head assembly are arranged, the up and down movement of the sealing device is realized, and the close fit of the sealing device and the tank car mouth is ensured.

[0009] 3) The independent ball head adjusting mechanism is arranged, the sealing device can be automatically adjusted by 360 degrees, the close fit of the sealing device cover plate sealing gasket and the tank car mouth is realized.

[0010] 4) The inner arm servo motor transmission assembly and the external servo motor transmission assembly are not passed through material inside, and greatly convenient installation and maintenance.

[0011] 5) The laser radar fixing support is fixed on the crane pipe stand column, which is convenient for on-site installation and positioning and automatic alignment of the tank truck mouth.

[0012] The additional aspects and advantages of the present application will become apparent in the description that follows, or can be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0013] The above and / or additional aspects and advantages of the present application will become apparent and be readily understood from the description that follows, including the accompanying drawings, in which:

[0014] Figure 1 The structure of the present application is shown in the following figure;

[0015] Among them, Figure 1 The correspondence between the reference signs and the components is as follows:

[0016] 1. Column; 2. Gas phase outlet flange; 3. Gas phase inner arm rotary joint; 4. Gas phase inner arm; 5. Outer arm transmission assembly fixing support; 6. Laser radar (or camera) assembly; 7. Outer arm servo motor transmission; 8. Liquid phase outer arm rotary joint; 9. Liquid phase outer arm; 10. Liquid phase vertical pipe assembly; 11. Cylinder mounting hanger; 12. Lifting cylinder; 13. Telescopic pipe; 14. Ball head assembly; 15. Sealing device; 16. Sealing gasket; 17. Short vertical pipe; 18. Gas phase outer arm; 19. Gas phase outer arm rotary joint; 20. Liquid phase inner arm; 21. Liquid phase inlet flange; 22. Liquid phase inner arm rotary joint; 23. Control box; 24. Inner arm servo motor transmission assembly; 25. Transmission assembly fixing support; 26. Bearing seat; 27. Laser radar (or camera) fixing support. DETAILED DESCRIPTION

[0017] In order to more clearly understand the above-mentioned purposes, features and advantages of the present application, the present application will be further described in detail below in combination with the drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0018] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from those described herein, therefore, the protection scope of the present application is not limited by the specific embodiments disclosed below.

[0019] The embodiments of the present application will be described below in combination with Figure 1 The embodiments of the present application will be described below in combination with

[0020] As Figure 1As shown, the utility model provides a kind of upper automatic alignment sealed loading truck crane pipe, the automatic cantilever crane pipe provided by the present application is easy to install, can be directly installed in the edge of stack platform, and adopts full-automatic operation, can ensure that sealing device and tank car mouth are accurately aligned in automatic mode, it is convenient and fast, solve the existing top loading truck crane pipe alignment operation difficult problem.Device includes stand 1, one side of the stand (1) is equipped with gas-phase inner arm 4 and liquid-phase inner arm 20, gas-phase inner arm 4 is equipped with inner arm gas-phase rotary joint 3 on the side close to stand (1), gas-phase inner arm 4 is equipped with gas-phase outlet flange 2 on the end close to stand (1), the end of gas-phase inner arm 4 away from stand 1 is connected through gas-phase outer arm rotary joint 19 with gas-phase outer arm 18, the end of liquid-phase inner arm 20 close to stand 1 is connected through liquid-phase inner arm rotary joint 22 with liquid-phase inner arm, the end of liquid-phase inner arm rotary joint 22 away from liquid-phase inner arm 20 is connected through liquid-phase inlet flange 21 with liquid-phase, the end of liquid-phase inner arm 20 away from liquid-phase inner arm rotary joint 22 is connected through outer arm liquid-phase rotary joint 8 with liquid-phase outer arm 9, the end of liquid-phase outer arm 9 away from outer arm liquid-phase rotary joint 8 is connected through liquid-phase vertical pipe assembly 10 with telescopic pipe 13, the end of telescopic pipe 13 away from liquid-phase outer arm 9 is connected through short vertical pipe 17, one side of telescopic pipe 13 is equipped with lifting cylinder 12, the upper end of lifting cylinder 12 is installed in the side of liquid-phase vertical pipe assembly 10 through cylinder installation hanger 11, the lower end of lifting cylinder 12 is installed on lifting cover plate 28, lifting cover plate 28 is sleeved on telescopic pipe 13, the side end of telescopic pipe 13 is equipped with sealing device (15), sealing device (15) is fixedly installed on the lower part of lifting cover plate 28, sealing device (15) is equipped with sealing gasket (16) on it;The telescopic pipe assembly provided by the present application is provided with cylinder lifting mechanism, which can ensure the free telescoping of each stage telescopic pipe, and also can realize tank mouth sealing.Laser radar fixed support 27 is fixedly installed on the top end of stand 1, laser radar assembly 6 is installed on the other end of laser radar fixed support 27 and is arranged downward, laser radar or camera is used to automatically search tank and align, which can effectively ensure alignment accuracy, has the advantages of strong light interference resistance, long detection distance, long service life and the like.Outer arm servo motor 7 is installed on the top of outer arm liquid-phase rotary joint 8, outer arm servo motor 7 is connected with gas-phase inner arm 4 through outer arm transmission assembly fixed support 5, gas-phase inner arm 4 and liquid-phase inner arm 20 are connected through inner arm servo motor 24 and bearing block 26, inner arm servo motor 24 is fixed on the side wall of stand 1 through inner arm transmission assembly fixed support 25, control box 23 is also installed on the side wall of stand 1, control box 23 is connected with laser radar assembly 6, inner arm servo motor 24 and outer arm servo motor 7 in communication.Servo motor transmission assembly provided by the present application is composed of servo motor and transmission deceleration mechanism, is respectively installed on inner arm and outer arm, material does not pass through inside this drive assembly, greatly facilitates the installation and maintenance of drive assembly.Ball head assembly 14 is arranged on lifting cover plate 28.The locking type and compression sealing device provided by the application adopts a ball head connection to automatically adjust the cover plate to tightly adhere to the tank truck opening, which has excellent sealing effect and is beneficial to the alignment of the sealing device and the tank truck opening, thereby improving the alignment performance.

[0021] Working process: the application is an automatic alignment sealing loading crane pipe on an oil tank truck, the tank truck opening is automatically positioned by a laser radar, the inner and outer arms of the crane pipe are driven by an inner arm servo motor and an outer arm servo motor, the inner and outer arms of the crane pipe are automatically moved, the sealing device installed at the end of the outer arm of the crane pipe, the telescopic pipe, the lifting cylinder, the ball head assembly and the sealing device are moved to the center above the tank truck opening, under the action of the lifting cylinder, the telescopic pipe is extended, and the sealing device slowly descends to the tank truck opening, and the sealing gasket of the sealing device adheres to the tank truck opening, and the alignment is completed.

[0022] In the description of the present application, the term "a plurality of" refers to two or more than two, unless otherwise explicitly limited, the terms "upper", "lower" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, 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 it cannot be understood as a limitation on the present application; the terms "connection", "installation", "fixation" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "a specific embodiment" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0024] The above is only the preferred embodiment of the present application, and is not used to limit the present application. For those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An automatic alignment closed loading loading arm for overhead loading, characterized in that The utility model relates to a kind of laser radar vertical lifting device, its characterized in that, including stand (1), the one side of the stand (1) is equipped with gas phase inner arm (4) and liquid phase inner arm (20), gas phase inner arm (4) is close to the one side of stand (1) and is installed with inner arm gas phase rotary joint (3), gas phase inner arm (4) is close to the one end of stand (1) and is installed with gas phase outlet flange (2), gas phase inner arm (4) is distant from the one end of stand (1) and is connected with gas phase outer arm (18) by gas phase outer arm rotary joint (19), liquid phase inner arm (20) is close to the one end of stand (1) and is connected with liquid phase inner arm rotary joint (22), liquid phase inner arm rotary joint (22) is distant from the one end of liquid phase inner arm (20) and is connected with liquid phase inlet flange (21), liquid phase inner arm (20) is distant from the one end of liquid phase inner arm rotary joint (22) and is connected with liquid phase outer arm (9) by outer arm liquid phase rotary joint (8), liquid phase outer arm (9) is distant from the one end of outer arm liquid phase rotary joint (8) and is connected with telescopic pipe (13) by liquid phase vertical pipe assembly (10), telescopic pipe (13) is distant from the one end of liquid phase outer arm (9) and is connected with short vertical pipe (17), the one side of telescopic pipe (13) is equipped with lifting air cylinder (12), the upper end of lifting air cylinder (12) is installed in the one side of liquid phase vertical pipe assembly (10) by cylinder installation hanger (11), the lower end of lifting air cylinder (12) is installed on lifting cover plate (28), lifting cover plate (28) is set on telescopic pipe (13), the side end of telescopic pipe (13) is equipped with sealing device (15), sealing device (15) is fixedly installed on the lower part of lifting cover plate (28), and sealing pad (16) is arranged on sealing device (15);The top of stand (1) is fixedly installed with laser radar fixed support (27), the other end of laser radar fixed support (27) is installed with laser radar assembly (6) arranged downward, outer arm servo motor (7) is installed at the top of outer arm liquid phase rotary joint (8), outer arm servo motor (7) is connected with gas phase inner arm (4) by outer arm transmission assembly fixed support (5), gas phase inner arm (4) and liquid phase inner arm (20) are connected by inner arm servo motor (24) and bearing seat (26), inner arm servo motor (24) is fixed on the side wall of stand (1) by inner arm transmission assembly fixed support (25), control box (23) is also installed on the side wall of stand (1), control box (23) is connected with laser radar assembly (6), inner arm servo motor (24) and outer arm servo motor (7) by communication.

2. An automatic aligning closed loading loading arm according to claim 1, characterized in that Ball head assembly (14) is arranged on the lifting cover plate (28).

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