Universal elbow support structure for workbench

Abstract

The application discloses a universal elbow supporting structure for a workbench, which comprises a universal ball, a locking seat matched with the bottom of the universal ball, a ball hinge locking cover, the universal ball is connected between the locking seat and the ball hinge locking cover, the locking seat is provided with a bottom cover matched with the locking seat, the top of the bottom cover is detachably connected with the ball hinge locking cover, a spring is arranged between the bottom wall of the locking seat and the bottom cover, a threaded rod is arranged at the bottom end of the bottom cover, the other end of the threaded rod is provided with a locking knob through threaded connection, the bottom cover and the threaded rod are provided with a through hole, the bottom end of the locking seat is provided with an elongated rod matched with the through hole, the elongated rod penetrates through the spring, the through hole and abuts against the locking knob at the other end. Compared with the prior art, the application has the advantages of being convenient to apply external force to adjust the elbow arm supporting angle and being convenient to stabilize the supporting.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of universal elbow supporting, in particular to a universal elbow supporting structure for a workbench. BACKGROUND

[0002] At present, in the watch or repair industry, the repair personnel need to keep a certain posture when repairing to realize the position operation. Fatigue is easily produced in the process, thereby increasing the working strength of the repair personnel. If an angle-adjustable elbow supporting structure is used to support the arms of the repair personnel during the repairing process, the working strength of the repair personnel will be greatly reduced.

[0003] The supporting arm is a kind of elbow supporting tool used in cooperation with the repair personnel for repairing, which is convenient for supporting the arms of the repair personnel, and the universal supporting arm is a kind of supporting arm which can adjust the angle and position of the supporting arm while being used by the user.

[0004] At present, the existing repair table with the elbow supporting structure in the market either does not have the structure for supporting the arms or the supporting arm can only realize the angle adjustment in the two-dimensional plane. In the repairing work, the angle of the arms of the repair personnel is a spatial angle, and it is difficult to give a good support to the arms only by the angle adjustment in the two-dimensional plane. SUMMARY

[0005] The technical problem to be solved by the present application is to overcome the above technical defects, and to provide a universal elbow supporting structure for a workbench which is convenient to adjust the height, convenient to apply external force to adjust the elbow supporting angle to realize omnibearing adjustment, and convenient to stably support.

[0006] To solve the above technical problems, the technical scheme provided by the present application is as follows: a universal elbow supporting structure for a workbench, comprising a universal ball, a locking seat matched with the bottom of the universal ball, and a ball hinge locking cover, the universal ball is connected between the locking seat and the ball hinge locking cover in a limiting manner, the locking seat is provided with a bottom cover matched with the locking seat, the top of the bottom cover is detachably connected with the ball hinge locking cover, a spring is connected between the bottom wall of the locking seat and the bottom cover, a threaded rod is connected at the bottom end of the bottom cover, the other end of the threaded rod is connected with a locking knob through threads, the bottom cover and the threaded rod are connected with a through hole, the bottom end of the locking seat is connected with an elongated rod matched with the through hole, the elongated rod penetrates through the spring, the through hole and abuts against the locking knob at the other end.

[0007] Compared with the prior art, the application has the advantages that the universal ball is limited by the locking seat and the ball hinge locking cover, in the initial state, the threaded rod is connected with the locking knob through thread connection, and the slender rod is not in contact with the locking knob, at this time, the spring is arranged between the bottom wall of the locking seat and the bottom cover, so that the universal ball has a certain pre-tightening force, but the universal ball can still change direction at will; in order to avoid the universal ball rotating with the supporting arm in an undefined direction, the locking knob is rotated, the locking knob is connected with the threaded rod through thread connection, so that the locking knob extends to the direction of the threaded rod, and the locking knob gives an upward force to the slender rod, thereby facilitating locking of the universal ball, so that the universal ball can only change the angle under the condition of external force applied by the supporting arm, and the universal ball is prevented from rotating at will.

[0008] Further, the bottom cover is connected with the mounting seat and the locking nut capable of preventing the mounting seat from loosening in sequence through thread connection, the locking nut is arranged above the mounting seat, the height of the bottom cover in the mounting seat is adjusted through thread cooperation between the mounting seat and the bottom cover, after the height is determined, the mounting seat is positioned through thread cooperation between the locking nut and the bottom cover, and loosening of the mounting seat is prevented.

[0009] Further, the bottom end of the bottom cover is connected with the bosses on both sides, respectively, the bottom end of the locking seat is connected with the grooves matched with the bosses, respectively, the bottom cover is connected with the locking seat through cooperation of the grooves and the bosses, and relative rotation between the bottom cover and the locking seat is prevented.

[0010] Further, the locking knob is connected with the thread groove matched with the threaded rod, the slender rod penetrates the spring and the through hole from top to bottom and abuts against the bottom wall of the thread groove at the other end, the locking knob is arranged to be upward through cooperation of the thread groove and the threaded rod, an upward force is applied to the slender rod due to the abutment of the bottom end of the slender rod against the thread groove, the locking seat is facilitated to lock the universal ball, and the universal ball can only change the angle under the condition of external force applied by the supporting arm. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a main sectional structure schematic view of the universal supporting elbow support structure for the workbench.

[0012] Figure 2 It is an enlarged structure schematic view of A in the universal supporting elbow support structure for the workbench.

[0013] Figure 3 It is an installation structure schematic view of the universal supporting elbow support structure for the workbench.

[0014] Figure 4 It is a cooperation structure schematic view of the bottom cover and the locking seat in the universal supporting elbow support structure for the workbench.

[0015] As shown: 1, connecting plate, 2, universal ball, 3, ball hinge locking cover, 4, locking seat, 5, bottom cover, 6, locking nut, 7, mounting seat, 8, thick washer, 9, flat washer, 10, fixed knob, 11, locking knob, 12, mounting plate, 13, spring, 14, workbench body, 15, mounting hole, 16, threaded rod, 17, through hole, 18, boss, 19, groove, 20, elongated rod, 21, threaded groove. DETAILED DESCRIPTION

[0016] The following will be described in detail in combination with the accompanying drawings Figures 1-4 The application will be further described in detail.

[0017] As Figure 1 shown, a universal elbow supporting structure for workbench, including universal ball 2, locking seat 4 matched with the bottom of universal ball 2, ball hinge locking cover 3, the universal ball 2 is connected between the locking seat 4 and the ball hinge locking cover 3, the locking seat 4 is provided with the bottom cover 5 matched with the locking seat 4, the spring 13 is arranged between the bottom wall of the locking seat 4 and the bottom cover 5, in the initial state, because the spring 13 is arranged between the bottom wall of the locking seat 4 and the bottom cover 5, the universal ball 2 has a certain pre-tightening force, when the elbow arm is placed on the connecting plate 1, because the gravity of the elbow arm offsets a part of the elastic force of the spring 13, the universal ball 2 is in a movable state, and the direction can be changed at will;

[0018] As Figure 2 shown, the bottom end of the bottom cover 5 is connected with the threaded rod 16, the other end of the threaded rod 16 is connected with the locking knob 11 through threads, the bottom cover 5 and the threaded rod 16 are connected with the through hole 17, the bottom end of the locking seat 4 is connected with the elongated rod 20 matched with the through hole 17, the elongated rod 20 penetrates the spring 13, the through hole 17 and abuts against the locking knob 11 at the other end, the locking knob 11 is connected with the threaded groove 21 matched with the threaded rod 16, the elongated rod 20 penetrates the spring 13, the through hole 17 from top to bottom and abuts against the bottom wall of the threaded groove 21 at the other end, in order to avoid the universal ball 2 rotating with the supporting arm, the locking knob 11 is rotated, the locking knob 11 extends to the threaded rod 16 direction through the thread connection, at the same time, the locking knob 11 gives the elongated rod 20 an upward force, the elongated rod 20 drives the locking seat 4 to lock the universal ball 2, so that the universal ball 2 can only change the angle under the external force of the supporting arm, avoiding the universal ball 2 rotating at will;

[0019] As Figure 1As shown, the bottom cover 5 is connected in sequence with the mounting seat 7 and the locking nut 6 capable of preventing the mounting seat 7 from loosening through threaded connection, the locking nut 6 is arranged above the mounting seat 7, due to the threaded cooperation between the mounting seat 7 and the bottom cover 5, the height of the bottom cover 5 in the mounting seat 7 is changed by rotating the mounting seat 7, after the height is determined, the locking nut 6 is rotated to position the mounting seat 7 through the threaded cooperation with the bottom cover 5, thereby preventing the mounting seat 7 from loosening;

[0020] As shown in the drawings, Figure 4 As shown, the bottom end of the bottom cover 5 is connected with the boss 18 on both sides, the bottom end of the locking seat 4 is connected with the groove 19 matched with the boss 18 on both sides, the cooperation between the groove 19 and the boss 18 facilitates the cooperation and connection between the bottom cover 5 and the locking seat 4, prevents the relative rotation between the bottom cover 5 and the locking seat 4, and further facilitates the elongated rod 20 to be forced by the locking knob 11 through the cooperation between the threaded groove 21 and the threaded rod 16, and further locks the universal ball 2 through the locking seat 4.

[0021] The present application is installed, as shown in the drawings, Figure 1 and 3 As shown, the workbench body 14 is connected with the mounting plate 12 on both sides, the mounting plate 12 is connected with the mounting hole 15, the threaded rod 16 is sequentially penetrated through the mounting seat 7 and the mounting hole 15 and is connected with the fixed knob 10 at the bottom end of the mounting plate 12 through threaded connection, thereby facilitating the overall fixation and installation of the device on the mounting plate 12, the thick washer 8 and the flat washer 9 are sleeved between the mounting plate 12 and the fixed knob 10 outside the threaded rod 16, the thick washer 8 and the flat washer 9 are arranged to protect the mounting plate 12 and prevent the connection between the mounting plate 12 and the device from loosening.

[0022] The above describes the present application and its embodiments, which is not limited, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the purpose of the present application, without creative design, similar structure and embodiments of the technical solution are designed, which shall belong to the protection scope of the present application.

Claims

1. A universal elbow supporting structure for workbench, comprising a universal ball (2), a locking seat (4) matched with the bottom of the universal ball (2), a ball hinge locking cover (3), the universal ball (2) is connected between the locking seat (4) and the ball hinge locking cover (3) in position, characterized in that: The locking seat (4) is provided with a bottom cover (5) matched with the locking seat (4), a spring (13) is arranged between the bottom wall of the locking seat (4) and the bottom cover (5), a threaded rod (16) is connected to the bottom end of the bottom cover (5), a locking knob (11) is threadedly connected to the other end of the threaded rod (16), a through hole (17) is arranged in the bottom cover (5) and the threaded rod (16), an elongated rod (20) is connected to the bottom end of the locking seat (4) and matched with the through hole (17), the elongated rod (20) penetrates through the spring (13), the through hole (17) and abuts against the locking knob (11) at the other end.

2. A gimbal crutch support structure for a workbench as claimed in claim 1, wherein: The bottom cover (5) is sequentially connected with a mounting seat (7) and a locking nut (6) capable of preventing the mounting seat (7) from loosening through threaded connection, and the locking nut (6) is arranged above the mounting seat (7).

3. The universal crutch support structure for a workbench of claim 1, wherein: The bottom end of the bottom cover (5) is respectively connected with a boss (18) on both sides, and the bottom end of the locking seat (4) is respectively connected with a groove (19) matched with the boss (18) on both sides.

4. The universal crutch support structure for a workbench of claim 1, wherein: The locking knob (11) is connected with a threaded groove (21) matched with the threaded rod (16), and the elongated rod (20) penetrates through the spring (13), the through hole (17) and abuts against the bottom wall of the threaded groove (21) at the other end from top to bottom.

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