Foldable gooseneck structure for steel wire rope change direction

Abstract

The application discloses a foldable goose head structure for steel wire rope direction change, which comprises a main pulley frame, a first pulley and a second pulley installed on the main pulley frame, a vice pulley frame connected with the main pulley frame through a rotating device, a third pulley, a fourth pulley, a fifth pulley, a sixth pulley and a steel wire rope fixing point installed on the vice pulley frame, wherein the steel wire rope firstly starts from a winch, passes through the first pulley, the second pulley, the third pulley, the fourth pulley, the fifth pulley, a milling cutter frame pulley I, the sixth pulley, a milling cutter frame pulley II and the steel wire rope fixing point in sequence, and the goose head structure can realize 90-degree direction change of a double-wheel milling cutter frame, has the functions of steel wire rope direction change and goose head folding, and improves the construction adaptability and construction efficiency of the double-wheel milling cutter frame under the space-limited working condition.

Description

TECHNICAL FIELD

[0001] The application relates to a foldable goose head structure for changing the direction of a steel wire rope and belongs to the technical field of engineering machinery. BACKGROUND

[0002] The current goose head structure is mainly a fixed center distance goose head structure, that is, the main goose head pulley frame is a fixed structure, and such a structure can only meet the construction requirements of the diaphragm wall engineering machinery in the direction perpendicular to the vehicle body direction under the condition of limited space.

[0003] The above-mentioned technology has the following problems:

[0004] First, the diaphragm wall engineering machinery adopting the above-mentioned goose head structure technology cannot achieve the purpose of changing the construction direction without moving the vehicle under the condition of limited space, and the construction has limitations.

[0005] Second, the traditional goose head structure has limitations when the diaphragm wall engineering machinery is used in special narrow terrain or high space construction, that is, when the construction direction of the diaphragm wall engineering machinery is required to be parallel to the vehicle body direction. SUMMARY

[0006] The application aims to overcome the deficiencies in the prior art and provide a foldable goose head structure for changing the direction of a steel wire rope, which can enable the diaphragm wall engineering machinery to achieve construction at multiple angles without moving the vehicle body in the circular range in front of the vehicle body.

[0007] To achieve the above-mentioned purpose, the application adopts the following technical scheme:

[0008] In a first aspect, the application provides a foldable goose head structure for changing the direction of a steel wire rope, which comprises:

[0009] A main pulley frame is installed on an arm frame, and a first pulley and a second pulley are installed on the main pulley frame.

[0010] A vice pulley frame is connected to the main pulley frame through a rotating device, and the vice pulley frame is folded and changed through the rotation of the rotating device; a third pulley, a fourth pulley, a fifth pulley, a sixth pulley and a steel wire rope fixing point are installed on the vice pulley frame.

[0011] The steel wire rope is first sent out from a winch, and then sequentially passes through the first pulley, the second pulley, the third pulley, the fourth pulley, the fifth pulley, a milling cutter frame pulley I, the sixth pulley, a milling cutter frame pulley II and the steel wire rope fixing point.

[0012] Further, the vice pulley frame is in a parallel state with the main pulley frame after being folded and changed through the rotating device.

[0013] Further, the main pulley frame is a box structure welded by multiple flat plates, and a door-shaped welded frame for fixing the second pulley is arranged above the main pulley frame.

[0014] Further, the main pulley frame is a box structure welded by multiple flat plates, and a door-shaped welded frame for fixing the second pulley is arranged above the main pulley frame.

[0015] Further, the main pulley frame is a box structure welded by multiple flat plates, and a door-shaped welded frame for fixing the second pulley is arranged above the main pulley frame.

[0016] Further, the main pulley frame is a box structure welded by multiple flat plates, and a door-shaped welded frame for fixing the second pulley is arranged above the main pulley frame.

[0017] Further, the main pulley frame is a box structure welded by multiple flat plates, and a door-shaped welded frame for fixing the second pulley is arranged above the main pulley frame.

[0018] Further, the main pulley frame is a box structure welded by multiple flat plates, and a door-shaped welded frame for fixing the second pulley is arranged above the main pulley frame.

[0019] Compared with the prior art, the present application has the following beneficial effects:

[0020] The present application provides a foldable goose head structure for changing the direction of a steel wire rope, which rotates the auxiliary pulley frame to be parallel to the main pulley frame through the rotating device, so as to drive the milling cutter frame to deflect, and finally meets the requirement of changing the construction direction, thereby improving the construction adaptability and construction efficiency of the double-wheel mill under the space-limited working condition. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a perspective view of an embodiment of the present application (first view angle);

[0022] Figure 2 is a perspective view of an embodiment of the present application (second view angle);

[0023] Figure 3 is a perspective view of an embodiment of the present application after being unfolded;

[0024] Figure 4 is a front assembly view of an embodiment of the present application when being unfolded and used (first view angle);

[0025] Figure 5 is a front assembly view of an embodiment of the present application when being unfolded and used (second view angle);

[0026] Figure 6 This is a front view assembly drawing (first perspective) of an embodiment of the present invention when it is unfolded and used.

[0027] Figure 7 This is the front view assembly drawing (second perspective) of the present invention when it is unfolded and used in an embodiment;

[0028] In the diagram: 1. First pulley; 2. Second pulley; 3. Main pulley frame; 4. Third pulley; 5. Fourth pulley; 6. Secondary pulley frame; 7. Fifth pulley; 8. Sixth pulley. Detailed Implementation

[0029] The present invention will be further described below with reference to the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and should not be used to limit the scope of protection of the present invention.

[0030] In the description of this invention, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the invention. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this invention, unless otherwise stated, "a plurality of" means two or more.

[0031] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art will understand the specific meaning of the above terms in this invention based on the specific circumstances.

[0032] Example 1

[0033] Combination Figures 1 to 3 As shown, this embodiment introduces a foldable gooseneck structure for wire rope reversal, including a main pulley frame 3 and a secondary pulley frame 6;

[0034] The main pulley frame 3 is installed on the arm frame, the main pulley frame 3 is a box structure welded by multiple flat plates, a door-shaped welded frame for fixing the second pulley 2 is arranged on the upper portion of the main pulley frame 3, and an ear plate and a reinforcing rib are arranged on the lower portion of the two sides of the main pulley frame 3; the first pulley 1 and the second pulley 2 are installed on the main pulley frame 3; the first pulley 1 is rotatably arranged at the end of the main pulley frame 3 away from the rotating device through a pin shaft, the second pulley 2 is rotatably arranged on the door-shaped welded frame on the main pulley frame 3, and the rotation planes of the first pulley 1 and the second pulley 2 are perpendicular to each other.

[0035] The auxiliary pulley frame 6 is connected with the main pulley frame 3 through the rotating device, the auxiliary pulley frame 6 is folded and transformed through the rotation of the rotating device, the auxiliary pulley frame 6 is in a parallel state with the main pulley frame 3 after being folded and transformed through the rotating device, the auxiliary pulley frame 6 is a box structure spliced by multiple special-shaped plates, a first connecting hole for connecting the rotating device and four second connecting holes for fixing pulley pin shafts are arranged on the auxiliary pulley frame 6, the third pulley 4, the fourth pulley 5, the fifth pulley 7, the sixth pulley 8 and a steel wire rope fixing point are installed on the auxiliary pulley frame 6, the third pulley 4, the fourth pulley 5, the fifth pulley 7 and the sixth pulley 8 are connected on the auxiliary pulley frame 6 through pin shafts, the third pulley 4 and the fourth pulley 5 are parallel to the upper plane of the auxiliary pulley frame 6 and are distributed on the side and the front of the rotating device, and the fifth pulley 7 and the sixth pulley 8 are perpendicular to the upper plane of the auxiliary pulley frame 6 and are distributed on the left and right sides of the front of the rotating device.

[0036] The steel wire rope first starts from the winch, passes through the first pulley 1, the second pulley 2, the third pulley 4, the fourth pulley 5, the fifth pulley 7, the cutter frame pulley I, the sixth pulley 8, the cutter frame pulley II and the steel wire rope fixing point in sequence, and the steel wire rope fixing point is located on the back side of the fifth pulley 7.

[0037] The contents involved in the above embodiment will be described below in combination with a preferred embodiment.

[0038] The embodiment introduces a foldable goose head structure for changing the direction of a steel wire rope, which comprises a main pulley frame 3 and an auxiliary pulley frame 6; the main pulley frame 3 comprises a box structure welded by rectangular flat plates, a door-shaped welded frame on the upper portion of the box structure and ear plates and reinforcing ribs on the lower portion of the two sides thereof; the main pulley frame 3 is installed on an arm frame, and the first pulley 1 and the second pulley 2 are installed on the main pulley frame 3.

[0039] The auxiliary pulley frame 6 comprises a box structure which is assembled by a plurality of special-shaped plates, and has a first connecting hole for connecting the rotating device, four second connecting holes for fixing pulley pin shafts, and a steel wire rope fixing point. The auxiliary pulley frame 6 is connected with the main pulley frame 3 through the rotating device, and the auxiliary pulley frame 6 is folded and transformed through the rotation of the rotating device. The third pulley 4, the fourth pulley 5, the fifth pulley 7, the sixth pulley 8, and the steel wire rope fixing point are installed on the auxiliary pulley frame 6.

[0040] The steel wire rope is first sent out from the winch, and sequentially passes through the first pulley 1 and the second pulley 2, the third pulley 4, the fourth pulley 5, the fifth pulley 7, the cutter frame pulley I, the sixth pulley 8, the cutter frame pulley II, and the steel wire rope fixing point. In this way, the direction of the steel wire rope can be changed when the steel wire rope passes through the pulleys.

[0041] When working:

[0042] As shown in Figure 4 and Figure 5 , the steel wire rope sequentially passes through the corresponding pulleys of the main and auxiliary pulley frames 6 and the pulleys of the cutter frame, and the function of the conventional diaphragm wall engineering machinery can be realized.

[0043] As shown in Figure 6 and Figure 7 , the rotating device rotates, and the directions of the main and auxiliary pulley frames 6 present a parallel state. At this time, the construction direction of the diaphragm wall engineering machinery presents a parallel state with the direction of the vehicle body, thereby meeting the adaptability of special terrain construction and improving the efficiency.

[0044] The above is only the preferred embodiment of the present application, and it should be noted that, for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should be considered as the protection scope of the present application.

Claims

1. A foldable gooseneck structure with a steel wire rope reversing direction, characterized in that, include: Main pulley frame (3), the main pulley frame (3) is mounted on the boom, and the main pulley frame (3) is equipped with a first pulley (1) and a second pulley (2); A secondary pulley frame (6) is connected to the main pulley frame (3) via a rotating device. The rotation of the rotating device enables the secondary pulley frame (6) to be folded and transformed. The secondary pulley frame (6) is equipped with a third pulley (4), a fourth pulley (5), a fifth pulley (7), a sixth pulley (8), and a wire rope fixing point. Among them, the wire rope first starts from the winch and passes through the first pulley (1), the second pulley (2), the third pulley (4), the fourth pulley (5), the fifth pulley (7), the milling cutter holder pulley I, the sixth pulley (8), the milling cutter holder pulley II, and the wire rope fixing point in sequence; The auxiliary pulley frame (6) is folded and transformed by a rotating device, and is parallel to the main pulley frame (3); The first pulley (1) is rotatably mounted on the end of the main pulley frame (3) away from the rotating device via a pin, and the second pulley (2) is rotatably mounted on the portal welded frame on the main pulley frame (3). The rotation planes of the first pulley (1) and the second pulley (2) are perpendicular to each other. The third pulley (4), fourth pulley (5), fifth pulley (7) and sixth pulley (8) are connected to the auxiliary pulley frame (6) by pins. The third pulley (4) and fourth pulley (5) are parallel to the upper plane of the auxiliary pulley frame (6) and are distributed on the side and front of the rotating device. The fifth pulley (7) and sixth pulley (8) are perpendicular to the upper plane of the auxiliary pulley frame (6) and are distributed on the left and right sides in front of the rotating device. The wire rope fixing point is located on the back side of the fifth pulley (7).

2. The foldable gooseneck structure for changing the direction of the wire rope according to claim 1, characterized in that, The main pulley frame (3) is a box structure made of multiple flat plates welded together. A gate-shaped welding frame for fixing the second pulley (2) is provided above the main pulley frame (3).

3. The foldable gooseneck structure for changing the direction of the wire rope according to claim 1, characterized in that, The main pulley frame (3) is provided with ear plates and reinforcing ribs on both sides below.

4. The foldable gooseneck structure for changing the direction of the wire rope according to claim 1, characterized in that, The auxiliary pulley frame (6) is a box structure made of multiple irregularly shaped plates welded together. The auxiliary pulley frame (6) is provided with a first connecting hole for connecting the rotating device and four second connecting holes for fixing the pulley pin shaft.

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