Combined humanoid artificial hand

Abstract

The utility model relates to the technical field of humanoid artificial hands, in particular to a combined humanoid artificial hand which comprises a base, an arm bin and an auxiliary connecting assembly. A connecting base is fixedly arranged in the center of the side end of the base, a connecting groove is formed in the center of the end of the arm bin, and the connecting base is sleeved with a protective pad. The two sides of the protective pad are connected with the side face of the base and the end face of the arm bin in a clamped mode respectively. The auxiliary connecting assembly is arranged on the base and the arm bin; the waterproof artificial hand has the advantages that the joint of the base where the artificial hand is installed and the arm bin has the waterproof effect through the auxiliary connecting assembly, water is prevented from permeating into the arm bin to affect normal use of a control circuit of the artificial hand, meanwhile, the auxiliary connecting assembly adopts a combined component to protect the base and the arm bin, damage caused by knocking is avoided, and maintenance is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of anthropomorphic artificial hands, in particular to a combined anthropomorphic artificial hand. Background Art

[0002] The Chinese patent document with the existing announcement number CN213722674U discloses a combined anthropomorphic prosthetic hand, including an prosthetic hand body, the top of the prosthetic hand body is rotatably connected to a finger, the front end of the prosthetic hand body is rotatably connected to a thumb, a protective cap is provided on the left side of the finger, and the protective cap is slidably connected to the finger, and the right side of the protective cap is fixedly connected to a rotating shaft, and the rotating shaft is rotatably connected to the prosthetic hand body. In the utility model, through the arrangement of oil-absorbing cotton, this arrangement cooperates with the sliding connection of the oil-absorbing cotton and the hose, the sliding connection of the hose, the rotating shaft and the pressure plate, and the sliding connection of the pressure plate, the rotating shaft and the first spring. When the anthropomorphic prosthetic hand moves, the finger joints will squeeze the pressure plate outside the rotating shaft, the pressure plate squeezes the hose inside the rotating shaft, and at the same time the hose squeezes the oil-absorbing cotton inside, and the squeezed lubricating oil flows out of the rotating shaft through the through hole and the oil outlet hole to the finger joints for lubrication, which is conducive to the addition of lubricating oil.

[0003] However, in the above solutions and the prior art, the prosthetic hand body is usually set on a base and connected to the wall compartment through the base so as to be worn. If the connection between the base and the wall compartment comes into contact with water, it will affect the normal use of the control circuit of the prosthetic hand. Utility Model Content

[0004] The purpose of the present utility model is to provide a combined humanoid prosthetic hand to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: the combined anthropomorphic prosthetic hand includes: a base, an arm compartment and an auxiliary connecting assembly; a connecting seat is fixedly provided at the center of the side end of the base, a connecting groove is opened at the center of the end of the arm compartment, and a protective pad is sleeved on the connecting seat; the connecting seat is plugged into the connecting groove, and the two sides of the protective pad are respectively clamped with the side surface of the base and the end surface of the arm compartment; the auxiliary connecting assembly is arranged on the base and the arm compartment.

[0006] Preferably, the auxiliary connecting component includes an embedding block, an upper protective cover, an embedding groove, a first mounting hole, a circular groove, a lower protective cover, a second threaded groove, a first clamping groove, a second clamping groove, a protective ring, a rubber pad, a second mounting hole and a third threaded groove; the embedding block is fixedly arranged on the base; the upper protective cover is provided with an embedding groove, the first mounting hole is equidistantly arranged on the upper protective cover, and the circular groove is provided on the inner wall of the upper protective cover; the lower protective cover is provided with a second threaded groove equidistantly arranged; the first clamping groove is provided on the end face of the upper protective cover, and the second clamping groove is provided on the end face of the lower protective cover; a rubber pad is fixedly provided on the side end of the protective ring, and the protective ring is provided with a second mounting hole; the third threaded groove is provided on the connecting seat.

[0007] Preferably, a first thread groove is provided on the connecting seat, and a threaded hole is provided on the arm bin, and the threaded hole passes through the connecting groove; the first thread groove and the threaded hole are set in corresponding positions and the same number of groups, and the first thread groove and the threaded hole are both threadedly connected to the bolt.

[0008] Preferably, the upper protective cover and the lower protective cover are both clamped with the arm bin and the base, the upper protective cover and the lower protective cover are symmetrically arranged, and the upper protective cover and the lower protective cover are clamped; the circular groove and the bolt setting positions correspond, the setting number of groups is the same, and the nut end of the bolt is located in the circular groove.

[0009] Preferably, the embedding block and the embedding groove have corresponding setting positions and the same number of setting groups, and the embedding block and the embedding groove are embedded; the first mounting hole and the second thread groove have corresponding setting positions and the same number of setting groups, and the first mounting hole and the second thread groove are fixedly connected by screws.

[0010] Preferably, the protective ring is sleeved with the base, and the protective ring is clamped with the upper protective cover and the lower protective cover; the first card slot, the second card slot and the rubber pad are set in corresponding positions and the same number of groups, and the rubber pad is embedded with the first card slot and the second card slot.

[0011] Preferably, the second mounting holes and the third thread grooves are arranged at corresponding positions and in the same number of groups, and the second mounting holes and the third thread grooves are fixedly connected by screws.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model proposes a modular anthropomorphic prosthetic hand. The auxiliary connecting assembly makes the connection between the base and the arm compartment on which the prosthetic hand is installed waterproof, thereby preventing water from seeping into the arm compartment and affecting the normal use of the control circuit of the prosthetic hand. At the same time, the auxiliary connecting assembly adopts a modular component to protect the base and the arm compartment, thereby preventing damage and facilitating repair and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is an exploded view of the structure of the utility model;

[0016] Figure 3 For this utility model Figure 2 Schematic diagram of part A in the middle;

[0017] Figure 4 This is a schematic diagram of the connection of the protective ring structure of the utility model;

[0018] Figure 5 This is a schematic diagram of the connection structure of the upper protective cover of the utility model.

[0019] In the figure: 1 base, 2 arm compartment, 3 connecting seat, 4 connecting groove, 5 protective pad, 6 first threaded groove, 7 threaded hole, 8 bolt, 9 embedded block, 10 upper protective cover, 11 embedded groove, 12 first mounting hole, 13 circular groove, 14 lower protective cover, 15 second threaded groove, 16 first clamping groove, 17 second clamping groove, 18 protective ring, 19 rubber pad, 20 second mounting hole, 21 third threaded groove. DETAILED DESCRIPTION

[0020] In order to clearly and completely describe the purpose and technical solution of the present invention and make its advantages more clearly understood, the following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention and are not intended to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example 1

[0022] See also Figure 1-Figure 5 The utility model provides three technical solutions: 1 base, 2 arm bins and auxiliary connecting components; 1 base side end center is fixedly provided with 3 connecting seats, 2 arm bin end center is opened with 4 connecting grooves, 3 connecting seats are sleeved with 5 protective pads; 3 connecting seats are plugged into 4 connecting grooves, and both sides of 5 protective pads are respectively clamped with 1 base side surface and 2 arm bin end surface; the auxiliary connecting assembly is arranged on 1 base and 2 arm bins; 6 first threaded grooves are opened on 3 connecting seats, 7 threaded holes are opened on 2 arm bins, and 7 threaded holes pass through 4 connecting grooves; 6 first threaded grooves and 7 threaded holes are set in corresponding positions and the number of setting groups is the same, and 6 first threaded grooves and 7 threaded holes are all threadedly connected with 8 bolts; in actual use, first sleeve the 3 connecting seats with 5 protective pads and then insert them into 4 connecting grooves until both sides of 5 protective pads are respectively clamped with 1 base side surface and 2 arm bin end surface. At this time, 6 first threaded grooves correspond to the positions of 7 threaded holes, align and tighten 8 bolts to preliminarily fix 1 base and 2 arm bins.

[0023] Example 2

[0024] On the basis of Example 1, the 9 embedded blocks in the auxiliary connecting assembly are fixedly set on the 1 base; the 10 upper protective cover is provided with an embedded groove 11, the 12 first mounting holes are equidistantly provided on the 10 upper protective cover, and the 13 circular groove is provided on the inner wall of the 10 upper protective cover; the 14 lower protective cover is equidistantly provided with 15 second threaded grooves; the 10 upper protective cover and the 14 lower protective cover are both clamped with the 2 arm bins and the 1 base, the 10 upper protective cover and the 14 lower protective cover are symmetrically arranged, and the 10 upper protective cover and the 14 lower protective cover are clamped; the 13 circular grooves correspond to the setting positions of the 8 bolts and have the same number of setting groups, and the nut ends of the 8 bolts are located in the 13 circular grooves; the 9 embedded blocks correspond to the setting positions of the 11 embedded grooves and have the same number of setting groups, and the 9 embedded blocks are clamped with the 11 embedded grooves; the 12th 1 mounting hole corresponds to the setting position of 15 second thread grooves and has the same setting group number, and 12 first mounting holes are fixedly connected to 15 second thread grooves by screws; in actual use, after 1 base and 2 arm bins are initially fixed, first clamp 10 upper protective cover with 2 arm bins and 1 base and make 9 embedded block and 11 embedded groove, at this time, the nut end of 8 bolt is located in 13 circular groove, and then clamp 14 lower protective cover with 2 arm bins and 1 base until 10 upper protective cover and 14 lower protective cover are clamped tightly, at this time 12 first mounting holes correspond to the position of 15 second thread grooves, screw in the screws to fix 10 upper protective cover and 14 lower protective cover together, which protects 2 arm bins and 1 base while enhancing the connection stability of 2 arm bins and 1 base.

[0025] Example 3

[0026] On the basis of the second embodiment, the first card slot 16 in the auxiliary connection assembly is provided on the end face of the upper protective cover 10, and the second card slot 17 is provided on the end face of the lower protective cover 14; the side end of the protective ring 18 is fixedly provided with a rubber pad 19, and the protective ring 18 is provided with a second mounting hole 20; the third thread groove 21 is provided on the connecting seat 3; the protective ring 18 is sleeved with the base 1, and the protective ring 18 is clamped with the upper protective cover 10 and the lower protective cover 14; the first card slot 16, the second card slot 17 and the rubber pad 19 are provided in corresponding positions and the number of sets is the same, and the rubber pad 19 is provided with the first card slot 6 and the first card slot 1 7 second card slot is embedded; 20 second mounting hole and 21 third thread groove are set in corresponding positions and the number of setting groups is the same, and the second mounting hole and 21 third thread groove are fixedly connected by screws; in actual use; before installing 1 base, 18 protective ring is sleeved with 1 base, and after 10 upper protective cover and 14 lower protective cover are installed, 18 protective ring is moved along 1 base so that 19 rubber pad is embedded tightly with 6 first card slot and 17 second card slot, at this time 20 second mounting hole and 21 third thread groove are positioned correspondingly, screw in the screw to fix the position of 18 protective ring to play a waterproof role.

[0027] In actual use, before installing the 1st base, connect the 18th protective ring with the 1st base, then connect the 3rd connecting seat with the 5th protective pad and insert it into the 4th connecting groove, until the two sides of the 5th protective pad are respectively clamped tightly with the side surface of the 1st base and the end surface of the 2nd arm bin. At this time, the 6th first thread groove corresponds to the position of the 7th threaded hole, align and tighten the 8th bolt to preliminarily fix the 1st base and the 2nd arm bin; after the 1st base and the 2nd arm bin are preliminarily fixed, clamp the 10th upper protective cover with the 2nd arm bin and the 1st base and make the 9th embedded block and the 11th embedded groove embedded. At this time, the nut end of the 8th bolt is located in the 13th circular groove, and then clamp the 14th lower protective cover with the 2nd arm bin and the 1st base until the 10th upper protective cover and the 14th lower The protective cover is snapped in place. At this time, the first mounting hole 12 corresponds to the position of the second thread groove 15. Screw in the screws to securely connect the upper protective cover 10 and the lower protective cover 14, which protects the 2 arm warehouses and the 1 base while enhancing the connection stability between the 2 arm warehouses and the 1 base. After the upper protective cover 10 and the lower protective cover 14 are installed, move the 18 protective ring along the 1 base so that the 19 rubber pad is tightly engaged with the 6 first slot and the 17 second slot. At this time, the second mounting hole 20 corresponds to the position of the third thread groove 21. Screw in the screws to secure the position of the 18 protective ring to play a waterproof role. At the same time, disassemble it in sequence as needed for later repair and maintenance.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A modular humanoid prosthetic hand, characterized by: The combined humanoid artificial hand comprises: a base (1), an arm compartment (2) and an auxiliary connection assembly; a connection seat (3) is fixedly provided at the center of a side end of the base (1), a connection groove (4) is provided at the center of an end of the arm compartment (2), and a protective pad (5) is sleeved on the connection seat (3); the connection seat (3) is plugged into the connection groove (4), and both sides of the protective pad (5) are respectively clamped with the side surface of the base (1) and the end surface of the arm compartment (2); the auxiliary connection assembly is provided on the base (1) and the arm compartment (2); The auxiliary connection assembly comprises an insert (9), an upper protective cover (10), an insert groove (11), a first mounting hole (12), a circular groove (13), a lower protective cover (14), a second thread groove (15), a first clamping groove (16), a second clamping groove (17), a protective ring (18), a rubber pad (19), a second mounting hole (20) and a third thread groove (21); the insert (9) is fixedly arranged on the base (1); the upper protective cover (10) is provided with an insert groove (11), and the first mounting hole (12) is equidistant from the bottom. The upper protective cover (10) is provided with a circular groove (13) on the inner wall of the upper protective cover (10); the lower protective cover (14) is provided with a second thread groove (15) at equal intervals; the first clamping groove (16) is provided on the end face of the upper protective cover (10), and the second clamping groove (17) is provided on the end face of the lower protective cover (14); a rubber pad (19) is fixedly provided on the side end of the protective ring (18), and a second mounting hole (20) is provided on the protective ring (18); the third thread groove (21) is provided on the connecting seat (3).

2. The combined humanoid prosthetic hand according to claim 1, characterized in that: A first thread groove (6) is provided on the connecting seat (3), and a threaded hole (7) is provided on the arm compartment (2), and the threaded hole (7) passes through the connecting groove (4); the first thread groove (6) and the threaded hole (7) are arranged at corresponding positions and have the same number of groups, and both the first thread groove (6) and the threaded hole (7) are threadedly connected to the bolt (8).

3. The combined humanoid prosthetic hand according to claim 1, characterized in that: The upper protective cover (10) and the lower protective cover (14) are both clamped with the arm compartment (2) and the base (1), and the upper protective cover (10) and the lower protective cover (14) are symmetrically arranged and clamped with each other; the circular groove (13) and the bolt (8) are arranged at corresponding positions and have the same number of groups, and the nut end of the bolt (8) is located in the circular groove (13).

4. The combined humanoid prosthetic hand according to claim 1, characterized in that: The insert (9) and the embedding groove (11) are arranged at corresponding positions and have the same number of groups, and the insert (9) and the embedding groove (11) are embedded; the first mounting hole (12) and the second thread groove (15) are arranged at corresponding positions and have the same number of groups, and the first mounting hole (12) and the second thread groove (15) are fixedly connected by screws.

5. The combined humanoid prosthetic hand according to claim 1, characterized in that: The protective ring (18) is sleeved with the base (1), and the protective ring (18) is clamped with the upper protective cover (10) and the lower protective cover (14); the first clamping slot (16), the second clamping slot (17) and the rubber pad (19) are arranged at corresponding positions and have the same number of groups, and the rubber pad (19) is clamped with the first clamping slot (16) and the second clamping slot (17).

6. The combined humanoid prosthetic hand according to claim 1, characterized in that: The second mounting holes (20) and the third thread grooves (21) are arranged at corresponding positions and have the same number of groups, and the second mounting holes (20) and the third thread grooves (21) are fixedly connected by screws.

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