Flexible moving safety hook assembly for open-air unloading of tank car

Abstract

The utility model discloses a flexibly movable safety hook assembly for open-air unloading of a tank car, which comprises a fixedly arranged main supporting column and a rotating column rotationally connected with the main supporting column, the axis direction of a rotating shaft of the rotating column is vertically arranged, the rotating column is fixedly provided with a supporting rod, the extending direction of the supporting rod is horizontally arranged, and the supporting rod is fixedly connected with the main supporting column. The support rod is provided with a descent control device, the descent control device comprises a safety rope and a hook fixedly arranged at the end part of the safety rope, the hook is used for hooking a safety belt of a person, and the hook is arranged below the support rod; the main supporting column is fixedly provided with a hooking hole, and the hook is detachably connected with the hooking hole. The flexibly-moving safety hook assembly for open-air unloading of the tank car is reasonable in design, the parking requirement for a driver in an open area is lowered, and the potential safety hazard that personnel fall from a high place is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of chemical storage, especially to a flexible and movable safety hook assembly for open-air tank car unloading. BACKGROUND

[0002] In the chemical storage industry, many tank car unloading areas are set in pump house open spaces. When unloading, personnel need to climb onto the tank top to open the manhole and observe the liquid level. Since it is an open space, there is no place to hang the safety belt, and there is a risk of falling from a height.

[0003] In the prior art, such as the safety device for oil tank car unloading disclosed in CN219783588U, a vertical column is fixed on one side of the slope, and at least two vertical columns are provided. The top of each vertical column is fixed with a horizontal arm that can be adjusted in height. Each horizontal arm is horizontally arranged and can be extended or shortened. A plurality of horizontal arms are arranged in parallel, and the horizontal arms are located above the slope. Each adjacent two horizontal arms are connected by a safety rope, and at least one safety ring is hung on each safety rope.

[0004] The above-mentioned installation device for oil tank car unloading is only suitable for unloading with fixed parking spaces or parking lines. If the parking area is an open space and no specific parking space is planned, the oil tank driver will deviate from the safety device when parking, which will cause the driver to be unable to hang the safety belt when climbing, and there is still a risk of falling from a height.

[0005] Therefore, it is necessary to improve the hook assembly for open-air tank car unloading in the prior art. SUMMARY

[0006] The utility model aims at overcoming the defects in the prior art, and provides a flexible and movable safety hook assembly for open-air tank car unloading, which reduces the parking requirements for drivers in open spaces and solves the safety hazard of falling from a height.

[0007] To achieve the above technical effects, the technical scheme of the utility model is as follows: a flexible and movable safety hook assembly for open-air tank car unloading, comprising a fixed main support column, a rotating column rotatably connected with the main support column, the rotating axis of the rotating column is vertically arranged, the rotating column is fixedly provided with a support rod, the extension direction of the support rod is horizontally arranged, the support rod is provided with a slow descending device, the slow descending device comprises a safety rope and a hook fixedly arranged at the end of the safety rope, the hook is used for hooking a safety belt, and the hook is arranged below the support rod; the main support column is fixedly provided with a hooking hole, and the hook is detachably connected with the hooking hole.

[0008] Preferably, the rotating column and the main support column are connected by a universal joint.

[0009] Preferably, the slow descending device is in sliding connection with the supporting rod, and the sliding direction of the slow descending device is parallel to the extending direction of the supporting rod.

[0010] Preferably, the supporting rod is provided with a sliding groove, the extending direction of the sliding groove is parallel to the extending direction of the supporting rod, the side wall of the sliding groove is provided with a supporting groove, the slow descending device is fixedly provided with a sliding block in sliding connection with the sliding groove, and the sliding block is provided with a supporting block in abutting connection with the supporting groove.

[0011] Preferably, the slow descending device is provided with at least two along the extending direction of the supporting rod.

[0012] Preferably, the safety hook assembly further comprises a counterweight block in fixed connection with the rotating column, and the counterweight block is arranged on the two sides of the rotating column and away from the supporting rod.

[0013] Preferably, the counterweight block is arranged adjacent to the rotating column.

[0014] Preferably, the counterweight block is in circular arc shape, and the counterweight block is provided with a plurality of through holes for air passing.

[0015] Preferably, the main supporting column is provided with a plurality of.

[0016] The safety hook assembly for flexible movement of the tank car in open air has the advantages and beneficial effects that the safety hook assembly for flexible movement of the tank car in open air is reasonable in structure, the main supporting column is fixedly arranged on the ground, the supporting rod is rotatably arranged on the upper portion of the main supporting column, and the slow descending device is arranged on the supporting rod, so that the safety belt of a person can be bound at any point of the tank car, the parking requirement for the driver of the tank car is reduced, and the safety hidden danger is solved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic view of a plurality of main supporting columns of the safety hook assembly for flexible movement of the tank car in open air of the utility model

[0018] Figure 2 is a structural schematic view of the safety hook assembly for flexible movement of the tank car in open air of the utility model;

[0019] Figure 3 is Figure 2 an explosion schematic view;

[0020] Figure 4 is a schematic view of the slow descending device;

[0021] Figure 5 is a sectional view of the supporting rod;

[0022] In the figure: 1. Main support column; 11. Hook hole; 2. Rotating column; 4. Support rod; 41. Slide groove; 42. Support groove; 5. Descender; 51. Safety rope; 52. Hook; 53. Slider; 54. Support block; 6. Universal joint; 7. Counterweight; 71. Through hole. DETAILED DESCRIPTION

[0023] The following embodiments are used to further describe the specific embodiments of the present invention in conjunction with the accompanying drawings and examples. The following embodiments are only used to more clearly illustrate the technical solutions of the present invention and are not intended to limit the scope of protection of the present invention.

[0024] In the description of this utility model, it should be understood that the terms "upper," "lower," "front," "back," "left," "right," "horizontal," "vertical," "top," and "outer" and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations of this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance. Example

[0025] like Figures 1-5 As shown, the embodiment of the safety hook assembly for flexible movement of the tank truck in the open air unloading includes a fixed main support column 1 and a rotating column 2 rotatably connected to the main support column 1, the axis of the rotating shaft of the rotating column 2 is vertically arranged, the rotating column 2 is fixedly provided with a support rod 4, the extension direction of the support rod 4 is horizontally arranged, the support rod 4 is provided with a descender 5, the descender 5 includes a safety rope 51 and a hook 52 fixedly arranged at the end of the safety rope 51, the hook 52 is used to hook the personnel safety belt, and the hook 52 is arranged below the support rod 4; the main support column 1 is fixedly provided with a hook hole 11, and the hook 52 is detachably connected to the hook hole 11.

[0026] With this design, the main support column 1 is fixedly set in an open area, the support rod 4 is rotatably set above it, and the descender 5 is set on the support rod 4. The tank truck driver does not need to deliberately align with the main support column 1 when parking. Even if it deviates to the side, it only needs to adjust the position of the support rod 4 to make the descender 5 located above the tank truck, which is convenient for people to use the descender and solves the safety hazard.

[0027] Specifically, the rotating column 2 and the main support column 1 are connected via a universal joint 6 .

[0028] Through such a design, the purpose of rotating the rotating column 2 is achieved.

[0029] Further, the slow descending device 5 is in sliding connection with the supporting rod 4, and the sliding direction of the slow descending device 5 is parallel to the extending direction of the supporting rod 4.

[0030] Through the design, the position of the slow descending device 5 can be adjusted according to the position of the tank truck, so that the slow descending device 5 is located above the tank truck, and the slow descending device 5 can work normally.

[0031] Specifically, the supporting rod 4 is provided with a sliding groove 41, the extending direction of the sliding groove 41 is parallel to the extending direction of the supporting rod 4, and the side wall of the sliding groove 41 is provided with a supporting groove 42; the slow descending device 5 is fixedly provided with a sliding block 53 in sliding connection with the sliding groove 41, and the sliding block 53 is provided with a supporting block 54 in abutting fit with the supporting groove 42.

[0032] Through the design, the sliding purpose of the slow descending device 5 is achieved.

[0033] Further, the slow descending device 5 is provided with at least two along the extending direction of the supporting rod 4.

[0034] Through the design, the purpose of safe binding when multiple persons climb at the same time is achieved; and the excess slow descending device 5 can also be used as a backup.

[0035] Further, the counterweight 7 in fixed connection with the rotating column 2 is further included, and the counterweight 7 is separately arranged on the two sides of the rotating column 2 from the supporting rod 4.

[0036] Through the design, the phenomenon of lateral deviation of the rotating column 2 due to excessive force on one side of the rotating column 2 is avoided.

[0037] Further, the counterweight 7 is arranged adjacent to the rotating column 2.

[0038] Through the design, the rotating radius of the counterweight 7 is reduced, and the influence of the counterweight is reduced.

[0039] Specifically, the counterweight 7 is arranged in a circular arc shape, and the counterweight 7 is provided with a plurality of through holes 71 for air to pass through.

[0040] Through the design, the influence of the counterweight on the rotating column 2 due to wind force in windy weather is avoided.

[0041] Further, the main supporting column 1 is provided with a plurality of.

[0042] Through the design, multiple safety hook assemblies can be arranged in an open area, and multiple tank trucks can work at the same time.

[0043] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A flexible safety hanger assembly for open tank car unloading, characterized by, The application relates to a fixedly-installed main supporting column (1), a rotating column (2) rotatably connected with the main supporting column (1), a vertical rotating shaft of the rotating column (2), a fixedly-installed supporting rod (4) of the rotating column (2), a horizontal extension direction of the supporting rod (4), a slow descending device (5) arranged on the supporting rod (4), a safety rope (51) and a hook (52) fixedly arranged on the end of the safety rope (51), the hook (52) being used for hooking a safety belt of a person, the hook (52) being arranged below the supporting rod (4), a hooking hole (11) fixedly arranged on the main supporting column (1), and detachable connection between the hook (52) and the hooking hole (11).

2. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 1, wherein, The rotating column (2) and the main supporting column (1) are connected through a universal joint (6).

3. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 1 wherein, The slow descending device (5) is slidably connected with the supporting rod (4), and the sliding direction of the slow descending device (5) is parallel to the extension direction of the supporting rod (4).

4. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 3, wherein, The supporting rod (4) is provided with a sliding groove (41), the extension direction of the sliding groove (41) is parallel to the extension direction of the supporting rod (4), the side wall of the sliding groove (41) is provided with a supporting groove (42), the slow descending device (5) is fixedly provided with a sliding block (53) slidably connected with the sliding groove (41), and the sliding block (53) is provided with a supporting block (54) abuttingly matched with the supporting groove (42).

5. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 1 wherein, The slow descending device (5) is provided with at least two along the extension direction of the supporting rod (4).

6. The flexible safety hanger assembly for open loading and unloading of tank cars according to claim 1, characterized in that, The application further comprises a counterweight (7) fixedly connected with the rotating column (2), the counterweight (7) and the supporting rod (4) are arranged on the two sides of the rotating column (2).

7. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 6, wherein, The counterweight (7) is arranged adjacent to the rotating column (2).

8. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 6, wherein, The counterweight (7) is arranged in a circular arc shape, and the counterweight (7) is provided with a plurality of through holes (71) through which air passes.

9. The flexible safety hanger assembly for open unloading of tank cars as defined in claim 1 wherein, The main supporting column (1) is provided with a plurality of

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