CN112716486A

CN112716486A - Arm stability detection device

Info

Publication number: CN112716486A
Application number: CN202110101645.4A
Authority: CN
Inventors: 程珊; 沈超; 胡文东; 马进; 孙继成; 张太辉; 丛林; 熊凯文; 党维涛
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-04-30

Abstract

The invention discloses an arm stability detection device, which comprises a watchcase, wherein wrist bands are arranged at two ends of the watchcase, the watchcase comprises an upper cover and a lower case, the upper cover is arranged at the upper side of the lower case, the wrist bands are arranged at two ends of the lower case, a display screen is arranged on the surface of the upper cover, a detection module is arranged at the inner side of the lower case, a waterproof button is arranged at one side of the lower case, the detection module comprises an acceleration sensor and a tilt sensor, fixing screws are screwed at four corners of the detection module, and the detection module is screwed on the lower case through the fixing screws; according to the invention, the stability of the arm is detected by the acceleration sensor and the inclination sensor which are arranged in the detection module, and the change of the shaking track, such as the length of the motion track of the arm and the area enclosed by the track, can be analyzed, so that the training is effectively carried out, and the problem can be timely found out when the training and the task execution are carried out, and the execution of major tasks is prevented from being influenced.

Description

Arm stability detection device

Technical Field

The invention belongs to the technical field of arm detection, and particularly relates to an arm stability detection device.

Background

In major tasks, special operators such as unmanned aerial vehicle operators, missile launch operators, spacecraft ground control personnel and the like often need to concentrate on waiting instructions, manually and accurately control a start button, or continuously or discontinuously manually adjust the running state of a control target in the task execution process. This operation requires a high degree of stability for their arms. Particularly, in a critical link, an operator may bear huge pressure, and hand movements may be distorted and deformed, so that execution of a major task is affected, and therefore, an arm stability detection device is provided.

Disclosure of Invention

The present invention is directed to an arm stability detecting device to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: an arm stability detection device comprises a watchcase, wrist bands are arranged at two ends of the watchcase, the watchcase comprises an upper cover and a lower case, the upper cover is arranged at the upper side of the lower case, the wrist bands are arranged at two ends of the lower case, a display screen is arranged on the surface of the upper cover, a detection module is arranged at the inner side of the lower case, a waterproof button is arranged at one side of the lower case, the detection module comprises an acceleration sensor and a tilt angle sensor, fixing screws are screwed at four corners of the detection module, the detection module is screwed on the lower case through the fixing screws, a limiting mechanism is arranged at the outer side of the fixing screws, the limiting mechanism comprises a reinforcing seat and a limiting plug, the reinforcing seat is clamped at the four corners of the detection module, the limiting plug is arranged at one end of the reinforcing seat, and the limiting plug is clamped on the fixing screws, the fixing device is characterized in that the fixing device is screwed at the other end of the reinforcing seat, and the reinforcing seat is fixedly arranged in the lower shell.

Preferably, the reinforcing seat is L-shaped, and the length of one end of the reinforcing seat is equal to the thickness of the detection module.

Preferably, the shape of one end of the fixing screw is arranged to be plum blossom-shaped, and the shape of the limiting plug is matched with the shape of one end of the fixing screw.

Preferably, the surface of casing has seted up the seal groove down, the rear surface of upper cover is provided with sealed arch, the inboard of seal groove is provided with the sealing washer, sealed arch inserts in the seal groove and sticiss on the sealing washer.

Preferably, the surface of the sealing ring is provided with an anti-deviation groove, and one side of the sealing bulge is clamped in the anti-deviation groove.

Preferably, the inboard bottom of seal groove is provided with and promotes the piece, the tip that promotes the piece inserts in the sealing washer, the inboard of sealing washer is provided with the push pedal, one side of push pedal is provided with the spring, the inner wall fixed connection of sealing washer and seal groove is passed to the one end of spring.

Preferably, the two sides of the pushing block are inclined planes, the push plate is installed in the sealing ring in an inclined mode, and the two sides of the pushing block are tightly attached to the push plate.

Preferably, the lower surface of the lower shell is provided with anti-skid grains, the anti-skid grains are V-shaped, and the anti-skid grains are symmetrically arranged at two ends of the lower surface of the lower shell.

Preferably, the wrist strap comprises a long strap and a limiting strap which are arranged at two ends of the lower shell, wherein an adjusting hole is formed in the surface of the long strap, and an adjusting buckle is arranged at one end of the limiting strap.

Preferably, the four corners of the lower surface of the upper cover are provided with screw holes, and the upper cover is fixedly connected with the lower shell through screws

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the stability of the arm is detected by the acceleration sensor and the inclination sensor which are arranged in the detection module, and the change of the shaking track, such as the length of the motion track of the arm and the area enclosed by the track, can be analyzed, so that the training is effectively carried out, and the problem can be timely found out when the training and the task execution are carried out, and the execution of major tasks is prevented from being influenced.

2. According to the invention, through the designed limiting mechanism, the detection module is fixed through the fixing screw when in use, and then the fixing screw is limited and fixed through the limiting mechanism, so that the looseness of the fixing screw caused by vibration and the like when in use is reduced, and the phenomenon that the detection module shakes to cause faults due to the looseness of the fixing screw is avoided.

3. According to the invention, through the designed sealing groove and the sealing ring, the sealing ring is pushed by the sealing bulge when in use, so that the pushing block pushes the pushing plate and the spring in the sealing ring, and the sealing ring is tightly attached to the joint of the upper cover and the lower shell for sealing under stress, thereby preventing the device from being damaged due to the fact that sweat and other liquid enter the shell when in use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the internal structure of the watch case of the present invention;

FIG. 4 is a schematic structural view of a limiting mechanism of the present invention;

FIG. 5 is a schematic view of a case sealing structure of the present invention;

FIG. 6 is a schematic view of the anti-slip structure of the lower case of the present invention;

in the figure: 1. a wristband; 2. a watch case; 3. a display screen; 4. a waterproof button; 5. an upper cover; 6. a lower housing; 7. a limiting mechanism; 8. a detection module; 9. an acceleration sensor; 10. a tilt sensor; 11. a reinforcing seat; a limit screw 12 and a limit screw; 13. a limit plug; 14. fixing screws; 15. a sealing groove; 16. a pushing block; 17. a seal ring; 18. a spring; 19. pushing the plate; 20. sealing the protrusion; 21. and (4) anti-skid lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: an arm stability detection device comprises a watchcase 2, wrist bands 1 are arranged at two ends of the watchcase 2 and fixed on a wrist through the wrist bands 1 for use, the watchcase 2 comprises an upper cover 5 and a lower shell 6, the upper cover 5 is arranged at the upper side of the lower shell 6, the wrist bands 1 are arranged at two ends of the lower shell 6, a display screen 3 is arranged on the surface of the upper cover 5, a detection module 8 is arranged at the inner side of the lower shell 6, a waterproof button 4 is arranged at one side of the lower shell 6, the detection module 8 comprises an acceleration sensor 9 and a tilt sensor 10, arm stability detection, body stability detection and arm explosive force detection are carried out through analyzing the length of an arm movement track and the area enclosed by the track through the acceleration sensor 9 and the tilt sensor 10, fixing screws 14 are screwed at four corners of the detection module 8, the detection module 8 is screwed on the lower shell 6 through the fixing screws 14, a limiting mechanism 7 is arranged, stop gear 7 includes reinforcing seat 11, stop screw 12 and stop plug 13, reinforcing seat 11 block is in detection module 8's four corners department, stop plug 13 sets up the one end at reinforcing seat 11, and stop plug 13 block is on set screw 14, stop screw 12 closes at the other end of reinforcing seat 11 soon, reinforcing seat 11 passes through stop screw 12 fixed mounting in casing 6 down, it is inboard that reinforcing seat 11 is fixed at casing 6 down through stop screw 12, and make the stop plug 13 block of reinforcing seat 11 one end carry out spacing fixed to set screw 14 on set screw 14, avoid set screw 14 because rock the phenomenon of smooth silk to appear.

In this embodiment, preferably, the reinforcing base 11 is formed in an L shape, and a length of one end of the reinforcing base 11 is the same as a thickness of the detection module 8, so that the reinforcing base 11 is more stable in use.

In this embodiment, preferably, the shape of one end of the fixing screw 14 is arranged in a quincunx shape, and the shape of the limiting plug 13 is matched with the shape of one end of the fixing screw 14, so that the limiting plug 13 can conveniently clamp and limit the fixing screw 14, and the fixing screw 14 is limited and fixed.

In this embodiment, preferably, a sealing groove 15 is formed in the surface of the lower housing 6, a sealing protrusion 20 is disposed on the rear surface of the upper cover 5, a sealing ring 17 is disposed on the inner side of the sealing groove 15, the sealing protrusion 20 is inserted into the sealing groove 15 and tightly pressed on the sealing ring 17, and the sealing ring 17 is pushed by the sealing protrusion 20, so that the sealing ring 17 stably seals the joint between the upper cover 5 and the lower housing 6.

In this embodiment, preferably, the surface of the sealing ring 17 is provided with an anti-deviation groove, and one side of the sealing protrusion 20 is engaged in the anti-deviation groove, so that the sealing protrusion 20 is engaged with the surface of the sealing ring 17, thereby preventing the sealing protrusion 20 from deviating to affect the sealing effect when the upper cover 5 and the lower housing 6 are fixed.

In this embodiment, preferably, a pushing block 16 is disposed at the bottom of the inner side of the sealing groove 15, the end of the pushing block 16 is inserted into the sealing ring 17, a pushing plate 19 is disposed on the inner side of the sealing ring 17, a spring 18 is disposed on one side of the pushing plate 19, one end of the spring 18 penetrates through the sealing ring 17 and is fixedly connected to the inner wall of the sealing groove 15, the pushing plate 19 is pushed by the pushing block 16, and the pushing plate 19 pushes the sealing ring 17 to bulge and tightly attach to the joint of the upper cover 5 and the lower housing 6 for.

In this embodiment, preferably, two sides of the pushing block 16 are set to be inclined surfaces, the pushing plate 19 is installed in the sealing ring 17 in an inclined manner, and two sides of the pushing block 16 are tightly attached to the pushing plate 19, so that the pushing block 16 can push the pushing plate 19 conveniently, and the pushing plate 19 can extrude the sealing ring 17 to enhance the sealing effect.

In this embodiment, preferably, the lower surface of the lower shell 6 is provided with the anti-slip patterns 21, the anti-slip patterns 21 are arranged in a V shape, and the anti-slip patterns 21 are symmetrically arranged at two ends of the lower surface of the lower shell 6, so that the slip of the lower shell 6 is reduced through the anti-slip patterns 21, and the lower shell 6 is more stable when being worn.

In this embodiment, preferably, the wrist strap 1 includes a long strap and a position-limiting strap mounted at two ends of the lower case 6, the surface of the long strap is provided with an adjusting hole, and one end of the position-limiting strap is provided with an adjusting buckle, so that the wrist strap 1 is convenient to fix when in use, and can be adapted to wrists of different sizes to be worn.

In this embodiment, preferably, four corners of the lower surface of the upper cover 5 are provided with screw holes, and the upper cover 5 and the lower housing 6 are fixedly connected through screws, so that the upper cover 5 and the lower housing 6 are more stably fixed in use.

The working principle and the using process of the invention are as follows: when in use, the acceleration sensor 9 and the inclination sensor 10 which are included by the detection module 8 detect the stability of the arm, the stability of the body and the explosive force of the arm by analyzing the length of the motion track of the arm and the area enclosed by the track:

the arm stability detection static and dynamic comprises:

(1) and static stability: the wrist part is worn by the device of the invention, is straightened horizontally and forwards, is stably maintained for two minutes, and the detection is finished, and mainly measures the static arm stability;

(2) and dynamic stability: in this mode, there are two target balls of different colors. The red of the target ball moves in the forms of uniform circular motion, variable circular motion, infinity-shaped motion, random track motion and the like according to a certain track motion. The wrist part wears the equipment, a certain motion form is selected, the arm actively moves to control the green of the target ball II to follow the motion of the target ball I, and the distance between the two is as small as possible;

the body stability detection comprises four modes of standing on both feet to open eyes, standing on both feet to close eyes, standing on one foot to open eyes and standing on one foot to close eyes, and the wrist is worn with the device of the invention and placed on two sides of the body in the standing process. Selecting one of four conditions, stably maintaining for two minutes, and finishing the detection;

detecting the explosive force of the arm: when the wrist part wears the device, the two arms swing for a plurality of times, and data such as acceleration, displacement and the like generated by the quick swing are recorded;

fix through wrist strap 1 when wearing, rock the wait that produces during the detection and through adding 13 block on the stationary ladle 11 on the stop plug 14, avoid the phenomenon of the smooth silk of vibration to appear in fixed screw 14, fix with stationary ladle 11 through stop screw 12, and when using the testing personnel wrist sweat etc. or have other liquid to touch wrist strap 1, can sticis sealing washer 17 through sealed arch 20, make and promote piece 16 and slide and promote push pedal 19 extrusion sealing washer 17 in sealing washer 17, make sealing washer 17 hug closely on seal groove 15, thereby make sealing washer 17 can stabilize and seal the junction of upper cover 5 and lower casing 6, avoid long-time use back sealing washer 17 to warp etc. and appear sealed not tight phenomenon.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an arm stability detection device which characterized in that: the wrist strap type electronic watch comprises a watch case (2), wrist straps (1) are arranged at two ends of the watch case (2), the watch case (2) comprises an upper cover (5) and a lower shell (6), the upper cover (5) is installed at the upper side of the lower shell (6), the wrist straps (1) are installed at two ends of the lower shell (6), a display screen (3) is arranged on the surface of the upper cover (5), a detection module (8) is arranged on the inner side of the lower shell (6), a waterproof button (4) is arranged on one side of the lower shell (6), the detection module (8) comprises an acceleration sensor (9) and a tilt sensor (10), fixing screws (14) are screwed at four corners of the detection module (8), the detection module (8) is screwed on the lower shell (6) through the fixing screws (14), and a limiting mechanism (7) is arranged on the outer side of the fixing screws (14), stop gear (7) are including reinforcing seat (11), stop screw (12) and stop plug (13), reinforcing seat (11) block is in the four corners department of detection module (8), stop plug (13) set up the one end at reinforcing seat (11), and stop plug (13) block is on set screw (14), stop screw (12) close soon the other end at reinforcing seat (11), reinforcing seat (11) are through stop screw (12) fixed mounting under in casing (6).

2. The device for detecting arm stability of claim 1, wherein: the shape of reinforcing seat (11) sets up to the L type, and the length of reinforcing seat (11) one end is the same with the thickness of detection module (8).

3. The device for detecting arm stability of claim 1, wherein: the shape of one end of the fixing screw (14) is arranged to be plum blossom-shaped, and the shape of the limiting plug (13) is matched with the shape of one end of the fixing screw (14).

4. The device for detecting arm stability of claim 1, wherein: seal groove (15) have been seted up on the surface of lower casing (6), the rear surface of upper cover (5) is provided with sealed arch (20), the inboard of seal groove (15) is provided with sealing washer (17), sealed arch (20) insert in seal groove (15) and sticiss on sealing washer (17).

5. The device for detecting arm stability according to claim 4, wherein: the surface of the sealing ring (17) is provided with an anti-deviation groove, and one side of the sealing bulge (20) is clamped in the anti-deviation groove.

6. The device for detecting arm stability according to claim 4, wherein: the inboard bottom of seal groove (15) is provided with promotes piece (16), the tip that promotes piece (16) inserts in sealing washer (17), the inboard of sealing washer (17) is provided with push pedal (19), one side of push pedal (19) is provided with spring (18), the inner wall fixed connection of sealing washer (17) and seal groove (15) is passed to the one end of spring (18).

7. The device for detecting arm stability of claim 6, wherein: the two sides of the pushing block (16) are inclined surfaces, the pushing plate (19) is installed in the sealing ring (17) in an inclined manner, and the two sides of the pushing block (16) are tightly attached to the pushing plate (19).

8. The device for detecting arm stability of claim 1, wherein: the lower surface of the lower shell (6) is provided with anti-skidding lines (21), the anti-skidding lines (21) are arranged in a V shape, and the anti-skidding lines (21) are symmetrically arranged at two ends of the lower surface of the lower shell (6).

9. The device for detecting arm stability of claim 1, wherein: wrist strap (1) is including installing long area and the spacing area at casing (6) both ends down, the surface of long area is provided with the regulation hole, the one end in spacing area is provided with the regulation and detains.

10. The device for detecting arm stability of claim 1, wherein: the lower surface four corners department of upper cover (5) is provided with the screw hole, upper cover (5) pass through screw fixed connection with lower casing (6).