Hanging head frame

Abstract

A hanging head frame comprises an upper hanging rod, a lower U-shaped frame and an oil cylinder installation supporting sleeve, the top of the lower U-shaped frame is connected with the upper hanging rod, and the side portion of the lower U-shaped frame is connected with the oil cylinder installation supporting sleeve. The side portion of the lower U-shaped frame is connected with a hydraulic system installation supporting seat, and the hydraulic system installation supporting seat is located on the side opposite to the oil cylinder installation supporting sleeve. The lower U-shaped frame is provided with a four-edge groove, and an opening of the four-edge groove faces downwards. The four-edge groove of the lower U-shaped frame can be in guide fit with the four-edge boss of the lifting lug, X-axis and Y-axis offset is automatically compensated in the descending process, and the butt joint efficiency and precision are remarkably improved; the integration of a sensor mounting hole and a monitoring camera interface supports the real-time monitoring of the hanging head posture, the pin penetrating position and the stress state.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hoisting technical field, especially relate to a hoist head frame. BACKGROUND

[0002] In the water power station overhauls operation, the hoist head frame as the core connecting device of crane and gate etc. metal component, its performance directly influences hoisting efficiency and safety. The traditional hoist head frame is rigid structure, and has the following shortcomings:

[0003] Single structure, cannot adjust the orientation with the active deviation rectification device, also cannot quickly butt joint with the lifting lug, and lacks the mechanism cooperating with the pin device system. SUMMARY

[0004] The utility model provides a hoist head frame, four edge recesses of lower U type frame of the utility model can form the guide cooperation with the four edge boss of the lifting lug, automatically compensate X, Y axis deviation in the descending process, significantly improve the butt joint efficiency and accuracy, the integration of sensor installation hole and monitoring camera interface supports the real time monitoring of the hoist head posture, pin position and stress state.

[0005] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0006] A hoist head frame, including upper hoist rod, lower U type frame, oil cylinder installation support sleeve, lower U type frame top connects upper hoist rod, lower U type frame side connects oil cylinder installation support sleeve.

[0007] Preferably, the lower U type frame side is connected with a hydraulic system installation support seat, and the hydraulic system installation support seat is located on the opposite side of the oil cylinder installation support sleeve.

[0008] Preferably, the lower U type frame is provided with a four-edge recess, and the four-edge recess is downwardly open.

[0009] Preferably, a plurality of in-place sensor installation holes are arranged on the lower U type frame.

[0010] Preferably, the number of sensor installation holes is four, and the four sensor installation holes are evenly arranged around the axis of the upper hoist rod.

[0011] Preferably, the sensor installation hole is in communication with the four-edge recess.

[0012] Preferably, the oil cylinder installation support sleeve side wall is provided with a strip-shaped sliding groove, and the direction of the strip-shaped sliding groove is perpendicular to the axis of the upper hoist rod.

[0013] Preferably, the upper end of the upper hoist rod is provided with a thread.

[0014] Preferably, the cylinder mounting support sleeve has a cylindrical structure, and the lower U-shaped frame side is provided with a cylindrical groove, which is located on the opposite side of the cylinder mounting support sleeve.

[0015] Preferably, the hydraulic system mounting support is connected to the outer wall of the cylindrical groove, and the bottom of the hydraulic system mounting support is provided with reinforcing ribs.

[0016] The present invention can achieve the following beneficial effects:

[0017] This invention can achieve active angle adjustment of the crane head frame around the Z-axis through the cooperation of the upper suspension rod and the active correction device (such as a gear ring structure), solving the problem that traditional rigid structures cannot actively correct deviations, and adapting to complex working conditions such as high arch dams and inclined gate slots.

[0018] The four-sided groove of the lower U-shaped frame of this utility model can form a guiding fit with the four-sided boss of the lifting lug, automatically compensating for the X and Y axis offsets during the descent, significantly improving docking efficiency and accuracy.

[0019] The integration of sensor mounting holes and monitoring camera interfaces supports real-time monitoring of the crane's posture, pin position, and stress state, providing safety assurance for unmanned operation. Attached Figure Description

[0020] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0021] Figure 1 This is a schematic diagram of the structure of this utility model.

[0022] Figure 2 Schematic diagram of the application of this utility model device.

[0023] In the figure: upper boom 10-1, lower U-shaped frame 10-2, cylinder mounting support sleeve 10-3, hydraulic system mounting support seat 10-4, positioning sensor mounting hole 10-5, four-sided groove 10-6, strip groove 10-7;

[0024] Crane 0, tie rod lug 01, locking beam 02, gate slot 03. Detailed Implementation

[0025] Preferred solutions include Figure 1 , 2 As shown, a hoisting head frame, applied in the field of hydropower hoisting technology, specifically the main support structure of a "hoisting head device with automatic centering compensation," mainly consists of an upper hoisting rod 10-1, a lower U-shaped frame 10-2, a hydraulic cylinder mounting support sleeve 10-3, and a hydraulic system mounting support base 10-4, wherein:

[0026] The lower U-shaped frame 10-2 is connected to the upper hoist rod 10-1 at the top, and is connected to the oil cylinder mounting support sleeve 10-3 at the side. The hydraulic system mounting support seat 10-4 is connected to the lower U-shaped frame 10-2 at the side, and is located on the opposite side of the oil cylinder mounting support sleeve 10-3.

[0027] The present hoist head frame is used for connection with the crane through the steel wire rope. The lower U-shaped frame 10-2 is used for cooperation with the lifting lug, and the oil cylinder mounting support sleeve 10-3 is used for mounting the pin inserting and withdrawing device system.

[0028] Specifically, the lower U-shaped frame 10-2 is provided with a four-rib groove 10-6, and the four-rib groove 10-6 is downwardly open. The four-rib groove 10-6 is used for covering the lifting lug.

[0029] Preferably, a plurality of in-place sensor mounting holes 10-5 are arranged on the lower U-shaped frame 10-2. The number of the sensor mounting holes 10-5 is four, and the four sensor mounting holes 10-5 are uniformly arranged around the axis of the upper hoist rod 10-1. The sensor mounting holes 10-5 are in communication with the four-rib groove 10-6.

[0030] The sensor mounting holes 10-5 are used for mounting the position sensor, which can detect whether the lifting lug and the hoist head frame are effectively centered, so as to prepare for the subsequent pin inserting work and ensure the effective connection between the crane and the lifting lug. The body of the hoist head frame is respectively provided with the hydraulic system mounting support seat of the pin inserting and withdrawing device and the oil cylinder mounting support sleeve. The oil cylinder mounting support sleeve is provided with a stroke display device strip-shaped sliding groove in front and back. Each component of the hoist head device is mounted on the hoist head frame, so as to ensure the safe use of the hoist head device.

[0031] Preferably, the side wall of the oil cylinder mounting support sleeve 10-3 is provided with a strip-shaped sliding groove 10-7, and the direction of the strip-shaped sliding groove 10-7 is perpendicular to the axis of the upper hoist rod 10-1. The strip-shaped sliding groove is used for mounting the stroke display device, so as to provide the stroke display device with activity.

[0032] Preferably, the upper end of the upper hoist rod 10-1 is provided with a thread. The thread can be used in cooperation with the locking ring.

[0033] Preferably, the oil cylinder mounting support sleeve 10-3 is a cylindrical structure, and the side of the lower U-shaped frame 10-2 is provided with a cylindrical groove, which is located on the opposite side of the oil cylinder mounting support sleeve 10-3. The hydraulic system mounting support seat 10-4 is connected to the outer wall of the cylindrical groove, and the bottom of the hydraulic system mounting support seat 10-4 is provided with a reinforcing rib. The cylindrical groove is used for providing space for the bolt of the pin inserting and withdrawing device system.

[0034] The above-mentioned embodiments are only preferred technical solutions of the present application, and should not be regarded as limiting the present application, and the protection scope of the present application should be the technical solutions recited in the claims, including the equivalent replacement solutions of the technical features recited in the claims as the protection scope. That is, the equivalent replacement improvements within the scope are also within the protection scope of the present application.

Claims

1. A hanger head, characterized by: The upper boom (10-1), the lower U-shaped frame (10-2), and the oil cylinder mounting support sleeve (10-3) are connected.

2. A hanger according to claim 1, wherein: The lower U-shaped frame (10-2) is connected with the hydraulic system mounting support seat (10-4) on the side, and the hydraulic system mounting support seat (10-4) is located on the opposite side of the oil cylinder mounting support sleeve (10-3).

3. A hanger according to claim 1, wherein: The lower U-shaped frame (10-2) is provided with a four-rib groove (10-6) with an opening downward.

4. A hanger according to claim 3, wherein: The lower U-shaped frame (10-2) is provided with a plurality of in-place sensor mounting holes (10-5).

5. A hanger as claimed in claim 4, wherein: The number of sensor mounting holes (10-5) is four, and the four sensor mounting holes (10-5) are uniformly arranged around the axis of the upper boom (10-1).

6. A hanger as claimed in claim 5, wherein: The sensor mounting hole (10-5) is in communication with the four-rib groove (10-6).

7. A hanger as claimed in claim 1, wherein: The oil cylinder mounting support sleeve (10-3) is provided with a strip-shaped sliding groove (10-7) on the side wall, and the direction of the strip-shaped sliding groove (10-7) is perpendicular to the axis of the upper boom (10-1).

8. A hanger as claimed in claim 2, wherein: The upper end of the upper boom (10-1) is provided with a thread.

9. A hanger as claimed in claim 7, wherein: The oil cylinder mounting support sleeve (10-3) is a cylindrical structure, and the lower U-shaped frame (10-2) is provided with a cylindrical groove on the side, and the cylindrical groove is located on the opposite side of the oil cylinder mounting support sleeve (10-3).

10. A hanger as claimed in claim 9, wherein: The hydraulic system mounting support seat (10-4) is connected to the outer wall of the cylindrical groove, and the bottom of the hydraulic system mounting support seat (10-4) is provided with a reinforcing rib.

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