CN219504760U - Handle mechanical arm - Google Patents

Abstract

The utility model discloses a handle mechanical arm, which belongs to the field of mechanical arms and comprises a bottom arm, a supporting arm, an extension arm and an action arm which are sequentially connected, wherein steering joints are arranged between the bottom arm and the supporting arm, between the supporting arm and the extension arm and between the extension arm and the action arm, and first handle lockers are arranged on the steering joints. The steering joint of the mechanical arm can be adjusted by a certain angle conveniently, then the angle is fixed, and the mechanical arm is matched with the handle, so that the mechanical arm is convenient to operate, simple in structure and low in failure rate.

Description

Handle mechanical arm

Technical Field

The utility model relates to the field of mechanical arms, in particular to a handle mechanical arm.

Background

Medical mechanical arms are often arranged beside equipment such as a medical trolley or a breathing machine trolley for facilitating movement of patients or different positions, the existing mechanical arms are often composed of joints between multi-section arm combined arms and arms, the angles of the joints can be quickly adjusted, the states of the joints can be quickly fixed and adjusted after the adjustment is finished, the use convenience of the mechanical arms is directly related, and the existing joint adjustment and fixation are complex.

The Chinese patent document publication No. CN208543472U discloses a multi-degree-of-freedom medical mechanical arm, which comprises a vertical arm pipe, a lower frame shaft, a long arm pipe, an upper frame shaft, a short arm pipe, a middle frame shaft and an output arm pipe, and a steering ball for rotationally connecting the components, wherein the design precision of a long arm and a short arm connecting head is high, and the connection is flexible, reliable and accurate; the steering ball body moves flexibly and reliably, the displacement is accurately controlled, and the position can be accurately adjusted by matching with a servo motor; the mechanical arm provides transmission power through a servo motor or manually. The multi-degree-of-freedom medical mechanical arm disclosed in the above patent appears to have high degree of automation, but has high cost and poor use reliability and stability, and most medical mechanical arms are only used for infusion or convenient operation of patient intubation, etc., so that the angle needs to be adjusted and then fixed, and then the stability is kept.

Disclosure of Invention

In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide the manipulator arm with the handle, which can facilitate the adjustment of a certain angle of a steering joint of the manipulator arm and then fix the angle, and the manipulator arm with the handle has the advantages of convenient operation, simple structure and low failure rate.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a handle mechanical arm which comprises a bottom arm, a supporting arm, an extension arm and an action arm which are sequentially connected, wherein steering joints are arranged between the bottom arm and the supporting arm, between the supporting arm and the extension arm and between the extension arm and the action arm, and first handle lockers are arranged on the steering joints.

The steering joint comprises a first rotating sleeve and a second rotating sleeve, wherein a first rotating part of the first rotating sleeve is opposite to a second rotating part of the second rotating sleeve, the first rotating part is in rotary fit with the second rotating part, and the first handle locker is positioned on one side of the first rotating part or one side of the second rotating part.

The utility model further adopts the technical scheme that a wear-resistant ring is arranged between the first rotating part and the second rotating part, and grooves matched with the wear-resistant ring are formed in the inner side of the first rotating part and the inner side of the second rotating part.

The first handle locker comprises a carriage bolt, square holes are formed in the middle of the first rotating part and/or the second rotating part, and square platforms on the carriage bolt are in plug-in fit with the square holes.

The first handle locker further comprises a handle, and a nut matched with the bolt of the horse is arranged in the screwing part of the handle.

The utility model further adopts the technical scheme that a clamping seat is arranged at the bottom of the action arm, and a second handle locker is arranged at one side of the clamping seat.

The clamping seat comprises a first clamping block and a second clamping block, the second handle locker comprises a handle and a screw, and a limiting hole matched with the head of the screw is formed in the first clamping block or the second clamping block.

The utility model further adopts the technical scheme that the novel hanger also comprises a hanger, a clearance groove is formed between the first clamping block and the second clamping block, and a ball head at the top of the hanger is positioned in the clearance groove.

The utility model further adopts the technical scheme that the action arm comprises an action rod and a snake neck pipe, wherein the bottom of the action rod is connected with the top end of the snake neck pipe, and the bottom of the snake neck pipe is connected with the clamping seat.

The utility model further adopts the technical scheme that the bottom of the bottom arm is provided with a plug connector for fixing the bottom arm with the trolley.

The beneficial effects of the utility model are as follows:

according to the handle mechanical arm, the first handle locker is arranged on the steering joint among the bottom arm, the supporting arm, the extending arm and the action arm which are connected in sequence, when the first handle locker is locked, the two swing arms connected with the steering joint cannot rotate relatively, and when the first handle locker is released, the two swing arms connected with the steering joint can rotate relatively, so that the angle among the swing arms is adjusted. In actual use, the first handle locker between the bottom arm, the supporting arm, the extending arm and the action arm is firstly loosened, then the handle mechanical arm is adjusted to a preset angle, and then the first handle locker is screwed tightly to lock, so that the aim of adjusting a certain angle by the steering joint and then fixing the angle is fulfilled. In addition, the handle mechanical arm can be matched with a handle for use, so that the operation is convenient, the structure is simple, and the failure rate is low.

Drawings

FIG. 1 is a perspective view of a handle robot provided in the embodiments of the present patent;

FIG. 2 is a first partial view of FIG. 1 provided in the present patent embodiment;

FIG. 3 is a second partial view of FIG. 1 provided in the present patent embodiment;

FIG. 4 is a first perspective view of a cartridge provided in the present patent embodiment;

fig. 5 is a second perspective view of the cartridge provided in the present patent embodiment.

In the figure:

1. a bottom arm; 2. a support arm; 3. an extension arm; 4. an action arm; 5. a steering joint; 6. a first handle locker; 51. a first sleeve; 52. a second swivel; 511. a first rotating part; 521. a second rotating part; 53. a wear ring; 54. a groove; 61. a carriage bolt; 611. a square table; 55. square holes; 62. a handle; 621. a screwing part; 7. a clamping seat; 8. a second handle locker; 71. a first clamping block; 72. a second clamping block; 81. a screw; 73. a limiting hole; 10. a hook; 82. ball head; 9. leaving an empty slot; 41. an action bar; 42. a snake neck tube; 11. a plug; 512. a first sleeve; 522. and a second sleeve.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 5, the handle mechanical arm provided in this embodiment includes a bottom arm 1, a support arm 2, an extension arm 3 and an actuating arm 4 which are sequentially connected, a steering joint 5 is disposed between the bottom arm 1 and the support arm 2, between the support arm 2 and the extension arm 3, and between the extension arm 3 and the actuating arm 4, and the bottom arm 1, the support arm 2, the extension arm 3 and the actuating arm 4 can rotate relatively due to the existence of the steering joint 5, so as to achieve the purpose of adjusting the angle of the mechanical arm. When the steering arm is specifically used, the first handle locker 6 among the bottom arm 1, the support arm 2, the extension arm 3 and the action arm 4 is firstly loosened, then the handle mechanical arm is adjusted to a preset angle, and then the first handle locker 6 is screwed down, so that the purpose that the steering joint adjusts a certain angle and then fixes the angle is achieved, the steering arm is convenient to operate, and the steering arm is simple in structure and low in failure rate.

In a further embodiment, the steering joint 5 comprises a first rotating sleeve 51 and a second rotating sleeve 52, the first rotating part 511 of the first rotating sleeve 51 is opposite to the second rotating part 521 of the second rotating sleeve 52, the first rotating part 511 is in rotary fit with the second rotating part 521, the first rotating sleeve 51 further comprises a first rod sleeve 512, the second rotating sleeve 52 further comprises a second rod sleeve 522, one end of the first rod sleeve 512 and one end of the second rod sleeve 522 are sleeved on two connected swinging arms, each swinging arm comprises a bottom arm 1 or a supporting arm 2 or two connected swinging arms 3 or an actuating arm 4, and the first handle locker 6 is located on one side of the first rotating part 511 or the second rotating part 521 so as to lock and unlock the relative rotation of the first rotating part 511 or the second rotating part 521. Further preferably, a wear-resistant ring 53 is disposed between the first rotating portion 511 and the second rotating portion 521, the wear-resistant ring 53 is made of, for example, aluminum or similar metal, and grooves 54 adapted to the wear-resistant ring 53 are disposed on the inner side of the first rotating portion 511 and the inner side of the second rotating portion 521, so that the first rotating portion 511 and the second rotating portion 521 do not directly contact each other, but rotate around the wear-resistant ring 53, and the first rotating portion 511 and the second rotating portion 521 are generally made of plastic materials, so that wear caused by direct friction of the plastic materials is effectively avoided. Further preferably, in order to fix the locking screw, the first handle locker 6 includes a horse Che Luoshuan 61, a square hole 55 is provided in the middle of the first rotating part 511 and/or the second rotating part 521, a square table 611 on the carriage bolt 61 is in plug-in fit with the square hole 55, in use, the square table of the carriage bolt 61 extends into the square hole 55, and under the limit effect of the square hole 55, the carriage bolt 61 cannot rotate, so that the carriage bolt 61 is locked against rotation relative to the first rotating part 511 or the second rotating part 521, and a contact is laid for the screw connection between a nut and the carriage bolt 61. Further preferably, the first handle locker 6 further includes a handle 62, a nut (not shown) adapted to the carriage bolt 61 is disposed in a screwing portion 621 of the handle 62, and in actual production, the nut is assembled or injection-molded in the screwing portion 621, and under the screwing action of the nut and the carriage bolt 61, the handle 62 can be screwed or unscrewed with respect to the carriage bolt 61, when the handle 62 is screwed with respect to the carriage bolt 61, the first rotating portion 511 cannot rotate with respect to the second rotating portion 521, and when the handle 62 is unscrewed with respect to the carriage bolt 61, the first rotating portion 511 can rotate with respect to the second rotating portion 521.

In a further embodiment, the bottom of the actuating arm 4 is provided with a clamping seat 7, one side of the clamping seat 7 is provided with a second handle locker 8, and clamping or loosening of the clamping seat 7 can be realized through the second handle locker 8. Further preferably, the clamping seat 7 includes a first clamping block 71 and a second clamping block 72, the second handle locker 8 includes a handle 62 and a screw 81, and a limiting hole 73 adapted to the head of the screw 81 is provided on the first clamping block 71 or the second clamping block 72, and the rotation of the head of the screw 81 can be limited by the limiting hole 73, for example: the screw 81 is a hexagonal screw, and the limiting hole 73 is also a hexagonal hole with a shape adapted, so that when the head of the hexagonal screw 81 is placed in the hexagonal hole, the head of the screw 81 cannot rotate, and the function is similar to that of the square hole 55. A nut screwed to the screw 81 is also provided in the screwing portion 621 of the handle 62, and the first and second clamp blocks 71 and 72 can be loosened and tightened by unscrewing and tightening the screw 81 and the nut. Further, the handle mechanical arm provided in this embodiment further includes a hook 10, a clearance groove 9 is provided between the first clamping block 71 and the second clamping block 72, the clearance groove 9 is formed by a gap of the first clamping block 71 and a relative gap of the second clamping block 72, a ball 82 at the top of the hook 10 is located in the clearance groove 9, when the second handle locker 8 locks the first clamping block 71 and the second clamping block 72, the hook 10 cannot swing in the clearance groove 9, and when the second handle locker 8 releases the first clamping block 71 and the second clamping block 72, the hook 10 can swing along the opening direction of the clearance groove 9, thereby achieving the effect of not only swinging the hook 10 but also locking the hook 10.

In order to increase the swing flexibility of the hook 10, further, the action arm 4 includes an action bar 41 and a bellows 42, the bottom of the action bar 41 is connected to the top end of the bellows 42, the bottom of the bellows 42 is connected to the holder 7, and the bellows 42 can facilitate the holder 7 to bend in multiple directions, so as to improve the flexibility of the hook 10.

In a further embodiment, the bottom of the bottom arm 1 is provided with a plug 11 for fixing with a trolley, the shape of the plug 11 is usually determined by the object to be plugged, and in actual production, the plug can be reasonably selected according to the requirements of different users, most of the manipulator is a manipulator for the trolley, and when the bottom plug 11 of the bottom arm 1 is plugged on the object to be plugged, the fixation of the manipulator can be completed.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, but rather, embodiments falling within the scope of the appended claims are intended to be embraced by the utility model.

Claims (10)

1. A handle manipulator, comprising:

the steering device comprises a bottom arm (1), a supporting arm (2), an extending arm (3) and an action arm (4) which are connected in sequence, wherein steering joints (5) are arranged between the bottom arm (1) and the supporting arm (2), between the supporting arm (2) and the extending arm (3) and between the extending arm (3) and the action arm (4);

the steering joints (5) are provided with first handle lockers (6).

2. The handle robot of claim 1, wherein:

the steering joint (5) comprises a first rotating sleeve (51) and a second rotating sleeve (52);

a first rotating part (511) of the first rotating sleeve (51) is opposite to a second rotating part (521) of the second rotating sleeve (52), and the first rotating part (511) is in rotary fit with the second rotating part (521);

the first handle locker (6) is located at one side of the first rotation part (511) or the second rotation part (521).

3. The handle robot of claim 2, wherein:

a wear-resistant ring (53) is arranged between the first rotating part (511) and the second rotating part (521);

the inner side of the first rotating part (511) and the inner side of the second rotating part (521) are respectively provided with a groove (54) matched with the wear-resistant ring (53).

4. The handle robot of claim 2, wherein:

the first handle locker (6) comprises a carriage bolt (61);

square holes (55) are formed in the middle of the first rotating part (511) and/or the second rotating part (521);

the square table on the carriage bolt (61) is in plug-in fit with the square hole (55).

5. The handle robot of claim 4, wherein:

the first handle locker (6) further comprises a handle (62);

a nut matched with the carriage bolt (61) is arranged in the screwing part (621) of the handle (62).

6. The handle robot of claim 1, wherein:

the bottom of the action arm (4) is provided with a clamping seat (7);

one side of the clamping seat (7) is provided with a second handle locker (8).

7. The handle robotic arm of claim 6, wherein:

the clamping seat (7) comprises a first clamping block (71) and a second clamping block (72);

the second handle locker (8) comprises a handle (62) and a screw rod (81);

and limiting holes (73) matched with the heads of the screws (81) are formed in the first clamping blocks (71) or the second clamping blocks (72).

8. The handle robot of claim 7, wherein:

also comprises a hook (10);

a clearance groove (9) is formed between the first clamping block (71) and the second clamping block (72);

the ball head at the top of the hook (10) is positioned in the empty groove (9).

9. The handle robotic arm of claim 6, wherein:

the action arm (4) comprises an action rod (41) and a snake neck pipe (42);

the bottom of the action rod (41) is connected with the top end of the snake neck pipe (42), and the bottom of the snake neck pipe (42) is connected with the clamping seat (7).

10. The handle robot of claim 1, wherein:

the bottom of the bottom arm (1) is provided with an inserting head (11).