CN112728341A - Mechanical structure of intelligent remote monitoring holder equipment - Google Patents

Abstract

The invention discloses a mechanical structure of intelligent remote monitoring holder equipment, which comprises a base, a platform, a first mechanical large arm, a second mechanical large arm, a first mechanical small arm and a second mechanical small arm, wherein one end of each of the first mechanical small arm and the second mechanical small arm is fixedly connected with a monitor fixing frame; the platform is rotatably connected with the base; the first mechanical big arm is rotatably connected with the first mechanical small arm; the second mechanical big arm is rotatably connected with the second mechanical small arm; the platform is provided with a first motor and a second motor, the first motor is connected with the first mechanical large arm, and the second motor is connected with the second mechanical large arm. The mechanical structure of the intelligent remote monitoring holder equipment provides three independent position controls of a direction angle, a lens advancing and retreating angle and a pitch angle, provides a structural premise for face tracking and motion capture of the intelligent remote monitoring holder equipment, and provides a mechanical basis for a set of information, intelligent and automatic endowment systems.

Description

Mechanical structure of intelligent remote monitoring holder equipment

Technical Field

The invention belongs to the technical field of intelligent furniture, and particularly relates to a mechanical structure of intelligent remote monitoring holder equipment.

Background

Under the general condition, a whole set of information-based, intelligent and automatic endowment system tends to be great, and in the prior art, remote intelligent monitoring equipment is often adopted as equipment for monitoring the elderly living alone and guaranteeing the safety of the elderly.

However, such a design still has some defects, for example, on one hand, the mechanical structure as the monitoring device is rigid, and has many dead angles which cannot be observed, so that it is often necessary to set a plurality of monitoring devices to ensure the comprehensive angle, but this brings about the problems of complicated operation and high price; on the other hand, the existing monitoring equipment has a complex and huge mechanical structure, and cannot simultaneously guarantee the rotation stability and the rotation angle. Therefore, a mechanical structure of the intelligent remote monitoring holder equipment which is stable and compact in structure and ensures wide rotation angle is urgently needed.

Disclosure of Invention

Aiming at the defects, the invention provides the mechanical structure of the intelligent remote monitoring holder equipment, which can ensure that the structure of the mechanical structure is stable and compact and the rotating angle is wide.

In order to solve the technical problem, the embodiment of the invention adopts the following technical scheme:

a mechanical structure of intelligent remote monitoring holder equipment comprises a base, a platform, a first mechanical large arm, a second mechanical large arm, a first mechanical small arm and a second mechanical small arm, wherein one end of each of the first mechanical small arm and the second mechanical small arm is fixedly connected with a monitor fixing frame; the platform is rotatably connected with the base; the first mechanical big arm is rotatably connected with the first mechanical small arm; the second mechanical big arm is rotatably connected with the second mechanical small arm; the platform is provided with a first motor and a second motor, the first motor is connected with the first mechanical large arm, and the second motor is connected with the second mechanical large arm.

Preferably, the mechanical structure of the intelligent remote monitoring holder equipment further comprises a four-bar linkage driving part, a first middle linkage and a second middle linkage, wherein the first large mechanical arm, the first small mechanical arm, the first middle linkage and the four-bar linkage driving part are sequentially connected to form a parallelogram four-bar linkage mechanism, one end of the first large mechanical arm is connected with the four-bar linkage driving part, and the other end of the first large mechanical arm is connected with the middle section of the first small mechanical arm through a second slewing bearing; a connecting rod gasket is arranged between the first middle connecting rod and the second middle connecting rod; the second mechanical large arm, the second mechanical small arm, the second middle connecting rod and the four-connecting-rod driving part are sequentially connected, and one end of the second mechanical large arm is connected with the middle section of the first mechanical small arm through a second slewing bearing.

Preferably, the platform comprises a first sub-platform and a second sub-platform, and the first sub-platform and the second sub-platform are connected through a platform board; the first motor is arranged on the first sub-platform and is in driving connection with the four-connecting-rod driving part, and the second motor is arranged on the second sub-platform and is in driving connection with the second mechanical large arm.

Preferably, the first sub-platform further comprises a first motor bearing, a first flange coupler and a third slewing bearing, and the first motor is connected with the four-bar driving part sequentially through the first flange coupler, the first motor bearing, the third slewing bearing and the shaft; the first mechanical big arm is located between the third slewing bearing and the four-bar linkage driving part, and the shaft penetrates through the first mechanical big arm.

Preferably, the second sub-platform further comprises a second motor bearing, a second flange coupler, a first adapter plate and a fourth slewing bearing, and the second motor is connected with the second mechanical large arm in a rotating mode sequentially through the second flange coupler, the second motor bearing, the first adapter plate and the fourth slewing bearing.

Preferably, the base comprises a base lower plate, a plurality of supporting legs and a base upper plate which are sequentially connected, a direct current motor is arranged between the base lower plate, the supporting legs and the base upper plate, and the direct current motor sequentially passes through a third motor bearing, a third flange coupler, a second adapter plate and a first slewing bearing and is rotatably connected with the bottom of the platform plate.

Compared with the prior art, the mechanical structure of the intelligent remote monitoring holder equipment can ensure that the mechanical structure is stable and compact in structure and wide in rotation angle. The mechanical structure of the intelligent remote monitoring holder equipment comprises a base, a platform, a first mechanical large arm, a second mechanical large arm, a first mechanical small arm and a second mechanical small arm, wherein one end of each of the first mechanical small arm and the second mechanical small arm is fixedly connected with a monitor fixing frame; the platform is rotatably connected with the base; the first mechanical big arm is rotatably connected with the first mechanical small arm; the second mechanical big arm is rotatably connected with the second mechanical small arm; the platform is provided with a first motor and a second motor, the first motor is connected with the first mechanical large arm, and the second motor is connected with the second mechanical large arm. The monitor fixing frame is arranged at one end of the small mechanical arm, so that the monitoring range of the monitor is ensured, the monitor can rotate freely, and the rotating angle is wide; meanwhile, the slewing bearing is used as a supporting and rotating part, so that the stability and compactness of a mechanical structure are ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a front view of an embodiment of the present invention;

FIG. 3 is a schematic structural view of a drive plate in an embodiment of the present invention;

FIG. 4 is an exploded view of a base in an embodiment of the present invention;

fig. 5 is an exploded view of the platform, the mechanical big arm and the mechanical small arm in one embodiment of the invention.

In the figure, 1, a lower base plate, 2 direct current motors, 3 supporting feet, 41 a first adapter plate, 42 a second adapter plate, 51 a first motor bearing, 52 a second motor bearing, 53 a third motor bearing, 6 a base upper plate, 71 a first slewing bearing, 72 a second slewing bearing, 73 a third slewing bearing, 74 a fourth slewing bearing, 8 a platform plate, 91 a first middle connecting rod, 92 a second middle connecting rod, 101 a first mechanical big arm, 102 a second mechanical big arm, 111 a first mechanical small arm, 112 a second mechanical small arm, 13 a monitor fixing frame, 14 shafts, 151 a first flange coupler, 152 a second flange coupler, 153 a third flange coupler, 16 a four-bar driving part, 17 connecting bar gaskets, 18 a first motor and 19 a second motor.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, corresponding reference numerals indicate like or corresponding parts and features.

As shown in fig. 1 and fig. 2, a mechanical structure of an intelligent remote monitoring pan-tilt apparatus according to an embodiment of the present invention includes a base, a platform, a first mechanical upper arm 101, a second mechanical upper arm 102, a first mechanical lower arm 111, and a second mechanical lower arm 112, where one end of each of the first mechanical lower arm 111 and the second mechanical lower arm 112 is fixedly connected to a monitor fixing frame 13; the platform is rotatably connected with the base; the first mechanical big arm 101 is rotatably connected with the first mechanical small arm 111; the second mechanical big arm 102 is rotatably connected with a second mechanical small arm 112; the platform is provided with a first motor 18 and a second motor 19, the first motor 18 is connected with a first mechanical large arm 101, and the second motor 19 is connected with a second mechanical large arm 102.

The monitor fixing frame 13 is arranged at one end of the small mechanical arm, so that the monitoring range of the monitor is ensured, the monitor can freely rotate, and the rotating angle is wide; meanwhile, the first slewing bearing 71 and the second slewing bearing 72 are used as supporting and rotating members, so that the stability and compactness of the mechanical structure are ensured. The three independent position controls of the direction angle, the advance and retreat of the lens and the pitch angle are provided, a structural premise is provided for face tracking and motion capture of the intelligent remote monitoring holder equipment, and a mechanical basis is provided for a set of informatization, intellectualization and automation old-age care system.

In the mechanical structure of the intelligent remote monitoring pan-tilt apparatus of the above embodiment, preferably, the mechanical structure further includes a four-bar linkage driving part 16, a first intermediate linkage 91 and a second intermediate linkage 92, the first mechanical large arm 101, the first mechanical small arm 111, the first intermediate linkage 91 and the four-bar linkage driving part 16 are sequentially connected to form a parallelogram four-bar linkage mechanism, one end of the first mechanical large arm 101 is connected to the four-bar linkage driving part 16, and the other end is connected to the middle section of the first mechanical small arm 111 through the second slewing bearing 72; a connecting rod gasket 17 is arranged between the first intermediate connecting rod 91 and the second intermediate connecting rod 92; the second mechanical large arm 102, the second mechanical small arm 112, the second intermediate connecting rod 92 and the four-bar driving part 16 are connected in sequence, and one end of the second mechanical large arm 102 is connected with the middle section of the first mechanical small arm 111 through the second slewing bearing 72. Except the four-bar driving part 16, the other three bars are of a double-sheet structure and are separated by a connecting bar gasket 17, so that two sets of sheet four-bar mechanisms are formed, and the defect that the stability of a single four-bar mechanism in the thickness direction is poor is overcome. Because the shapes and the sizes of the biplate bodies of each rod piece are consistent, and the sizes of the positions of the two sets of rod pieces which are interconnected are consistent, the two sets of the lamellar body four-bar mechanisms are relatively static. The side view of the four-bar mechanism is shown in fig. 5, wherein the length dimensions a and b along the bars are equal, the length dimensions c and d along the bars are equal, the four bars form a parallelogram, when the four-bar driving element 16 is not moved and the second mechanical large arm 102 is used as the only drive, the mechanical small arm only moves forwards or backwards, and the pitch angle of the mechanical small arm is consistent with that of the four-bar driving element 16 and is not changed all the time; when the large mechanical arm is not moved and the four-bar driving part 16 is used as the only drive, the small mechanical arm only rotates around the connection point of the small mechanical arm and the large mechanical arm, the pitch angle is consistent with the pitch angle of the four-bar driving part 16 and is changed synchronously, but the four-bar driving part 16 does not advance and retreat. Through the design, independent control over the pitch angle and the advance and retreat of the mechanical small arm is completed, and then independent control over the pitch angle of the monitor and the advance and retreat of the lens is completed, so that the lens of the monitor is effectively prevented from shaking.

As shown in fig. 4, preferably, the platform includes a first sub-platform and a second sub-platform, and the first sub-platform and the second sub-platform are connected through a platform board 8; the first motor 18 is arranged on the first sub-platform and is in driving connection with the four-bar linkage driving part 16, and the second motor 19 is arranged on the second sub-platform and is in driving connection with the second mechanical large arm 102. The first motor 18 only plays a driving role for the four-bar linkage driving part 16, and does not drive the first mechanical large arm 101, and when the first mechanical large arm 101 is static, the position of the first mechanical large arm 101 is not affected by driving the four-bar linkage alone. The second sub-platform only drives the second mechanical big arm 102 to move, the second motor 19 driving the second mechanical big arm 102 and the first motor 18 driving the four bars generate independent driving effects. By designing the structure of the sub-platform, the pitching angle range of the monitoring equipment is enlarged, and the mechanical large arm and the mechanical small arm enable the monitoring equipment to avoid dead corners and dead points as much as possible in the rotation process of each angle, so that comprehensive monitoring is achieved.

Preferably, the first sub-platform further comprises a first motor 18 bearing 51, a first flange coupler 151 and a third rotary support 73, and the first motor 18 is connected with the four-bar linkage driving part 16 through the first flange coupler 151, the first motor 18 bearing 51, the third rotary support 73 and a shaft in sequence; the first large mechanical arm 101 is located between the third slewing bearing 73 and the four-bar linkage driving member 16, and the shaft passes through the first large mechanical arm 101. The first motor 18 is fixed in a special motor groove of the first sub-platform, and a bearing 51 of the first motor 18 is connected with the outer rings of the first motor 18 and the third slewing bearing 73, so that the transmission mechanism chain coated inside is supported and maintained; because the first sub-platform is not provided with the adapter plate, the first flange coupler 151 and the third slewing bearing 73 are independent of each other and do not play a role in transmission, the inner hole of the first flange coupler 151 is connected with the shaft 14, the shaft 14 is connected with the first flange coupler 151, and the first flange coupler 151 serves as transmission output of the first sub-platform.

Preferably, the second sub-platform further includes a second motor 19 bearing 52, a second flange coupler 152, a first adapter plate 41 and a fourth slewing bearing 74, and the second motor 19 is connected to the second mechanical arm 102 in a rotating manner through the second flange coupler 152, the second motor 19 bearing 52, the first adapter plate 41 and the fourth slewing bearing 74 in sequence. The second motor 19 is fixed in a special motor groove of the second sub-platform, a bearing 52 of the second motor 19 is connected with the outer ring of the second motor 19 and the outer ring of the fourth rotary bearing 74, a transmission mechanism chain coated inside the second motor is supported and maintained, an output shaft of the second motor 19 is connected with a second flange coupler 152, the second flange coupler 152 is connected with the inner ring of the fourth rotary bearing 74 through the first adapter disc 41, and the transmission effect is achieved, namely, the inner ring of the fourth rotary bearing 74 is used as the transmission output of the second sub-platform.

As shown in fig. 3, preferably, the base includes a base lower plate 1, a plurality of supporting legs 3 and a base upper plate 6, which are connected in sequence, a dc motor 2 is arranged between the base lower plate 1, the supporting legs 3 and the base upper plate 6, and the dc motor 2 is rotatably connected with the bottom of the platform plate 8 through a third motor bearing 53, a third flange coupler 153, a second adapter plate 42 and a first slewing bearing 71 in sequence. In the embodiment of the invention, the space covered by the lower base plate 1, the three supporting legs 3 and the upper base plate 6 is the area occupied by the base, the stress of the platform is transmitted to the upper base plate 6 through the first rotary bearing 71 and then transmitted to the lower base plate 1 through the supporting legs 3, and the supporting effect of the base on the platform is realized. The third motor bearing 53 is fixed on the lower base plate 1, supports the direct current motor 2 above the base plate, prevents the motor from interfering with the lower base plate 1 when rotating, is connected with the third motor bearing 53 above the motor, supports other parts above the motor, and ensures the transmission of the torque of the output shaft of the motor, the output shaft of the motor is connected with the third flange coupling 153, the third flange coupling 153 is connected to the inner ring of the first slewing bearing 71 through the second adapter plate 42, and the inner ring of the first slewing bearing 71 is connected with a platform on the first slewing bearing. When the motor rotates, the driving system drives the platform to rotate, and the horizontal direction angle of the monitor is changed.

The working process of the mechanical structure of the intelligent remote monitoring holder equipment of the embodiment is as follows: when the three-motor driving device works, the effects of respectively controlling the direction angle, the advance and retreat of the lens and the pitch angle are achieved by respectively controlling the operation of the three motors; the rotation of the platform in the horizontal direction is controlled by controlling the operation of a direct current motor in the base, so that the horizontal direction angle of the monitoring equipment is controlled; the operation of the four-bar linkage driving part and the operation of the four-bar linkage mechanism are controlled by controlling the operation of the first motor, so that the lens of the monitoring equipment is controlled to move forwards and backwards; the second mechanical large arm is controlled to rotate by controlling the operation of a second motor, so that the mechanical small arm and the first mechanical large arm are driven to rotate, and the pitch angle of the monitoring equipment is controlled; and the control drive of the first sub-platform and the second sub-platform are mutually independent and do not generate interference, so that the whole monitoring equipment is stable in operation and smooth in rotation.

Compared with the prior art, the mechanical structure of the intelligent remote monitoring holder device is high in automation degree and convenient for the elderly living alone to use; the invention utilizes the standard component as a transmission component and utilizes the self-made easy-to-process non-standard component as a structural component, thereby saving the cost while ensuring the precision; the invention provides three independent position controls of a direction angle, a lens advance and retreat angle and a pitch angle, realizes the function of tracking and monitoring, and prevents the old from accidents outside the lens; through the optimization design of the structure, the invention effectively prevents the shaking of the monitor lens when the intelligent remote monitoring holder device performs face tracking and motion capture, and provides guarantee for still clear pictures when the intelligent remote monitoring holder device moves rapidly. Through the optimal design of overall arrangement, make this patent still occupy less space when introducing three motor and carrying out independent position control, reduced the possibility of accident collision, the clean and tidy, the safety of guarantee old man's environment at home of solitary.

The embodiments of the present invention are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. That is, all equivalent changes and modifications made according to the content of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims (6)

1. A mechanical structure of intelligent remote monitoring holder equipment is characterized by comprising a base, a platform, a first mechanical large arm (101), a second mechanical large arm (102), a first mechanical small arm (111) and a second mechanical small arm (112), wherein one end of each of the first mechanical small arm (111) and the second mechanical small arm (112) is fixedly connected with a monitor fixing frame (13); the platform is rotatably connected with the base; the first mechanical large arm (101) is rotatably connected with the first mechanical small arm (111); the second mechanical large arm (102) is rotatably connected with the second mechanical small arm (112); the platform is provided with a first motor (18) and a second motor (19), the first motor (18) is connected with a first mechanical large arm (101), and the second motor (19) is connected with a second mechanical large arm (102).

2. The mechanical structure of an intelligent remote monitoring pan-tilt apparatus according to claim 1, further comprising a four-bar linkage driving member (16), a first intermediate linkage (91) and a second intermediate linkage (92), wherein the first mechanical large arm (101), the first mechanical small arm (111), the first intermediate linkage (91) and the four-bar linkage driving member (16) are sequentially connected to form a parallelogram four-bar linkage mechanism, one end of the first mechanical large arm (101) is connected to the four-bar linkage driving member (16), and the other end is connected to the middle section of the first mechanical small arm (111) through a second slewing bearing (72); a connecting rod gasket (17) is arranged between the first middle connecting rod (91) and the second middle connecting rod (92); the second mechanical large arm (102), the second mechanical small arm (112), the second middle connecting rod (92) and the four-connecting-rod driving part (16) are sequentially connected, and one end of the second mechanical large arm (102) is connected with the middle section of the first mechanical small arm (111) through a second slewing bearing (72).

3. Mechanical structure of an intelligent remote monitoring head device according to claim 2, characterized in that said platform comprises a first sub-platform and a second sub-platform, said first sub-platform and second sub-platform being connected by a platform board (8); the first motor (18) is arranged on the first sub-platform and is in driving connection with the four-bar linkage driving part (16), and the second motor (19) is arranged on the second sub-platform and is in driving connection with the second mechanical large arm (102).

4. The mechanical structure of an intelligent remote monitoring pan-tilt head device according to claim 3, wherein the first sub-platform further comprises a first motor bearing (51), a first flange coupling (151) and a third rotary support (73), and the first motor (18) is connected with the four-bar linkage driving member (16) sequentially through the first flange coupling (151), the first motor bearing (51), the third rotary support (73) and the shaft (14); the first large mechanical arm (101) is located between the third slewing bearing (73) and the four-bar linkage driving part (16), and the shaft (14) penetrates through the first large mechanical arm (101).

5. The mechanical structure of an intelligent remote monitoring pan-tilt apparatus according to claim 3, wherein the second sub-platform further comprises a second motor bearing (52), a second flange coupling (152), a first adapter plate (41) and a fourth slewing bearing (74), and the second motor (19) is connected with the second mechanical large arm (102) in a rotating manner sequentially through the second flange coupling (152), the second motor bearing (52), the first adapter plate (41) and the fourth slewing bearing (74).

6. The mechanical structure of an intelligent remote monitoring holder device according to claim 1, wherein the base comprises a base lower plate (1), a plurality of supporting feet (3) and a base upper plate (6) which are sequentially connected, a direct current motor (2) is arranged among the base lower plate (1), the supporting feet (3) and the base upper plate (6), and the direct current motor (2) sequentially passes through a third motor bearing (53), a third flange coupler (153), a second adapter plate (42) and a first rotary support (71) and is rotatably connected with the bottom of the platform plate (8).

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