CN217503190U - Lifting mechanism, adjusting arm and medical display - Google Patents

Abstract

The utility model relates to a elevating system, regulating arm and medical display, the one end of first rotation support arm with first base rotates the assembly, telescopic parts's both ends respectively with first base with first rotation support arm swing joint is through extension or shorten with control first rotation support arm for first base rotates, and damping subassembly sets up first rotation support arm with between the first base, to first rotation support arm for damping force is applyed in the rotation of first base. The telescopic component can control the first rotating support arm to rotate relative to the first base to realize the ascending or descending of the height direction, the damping component is arranged between the first rotating support arm and the first base, and the damping force can be used for adjusting the size of the operating force required by the first rotating support arm relative to the first base during the rotation, so that the ascending and descending operating force of the lifting mechanism can be linearly adjusted, and good control experience is provided for a user.

Description

Lifting mechanism, adjusting arm and medical display

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an elevating system, regulating arm and medical display.

Background

In the field of medical surgical robots, since a surgical scene needs to be displayed in real time when a medical surgery is performed, a medical surgical robot is generally provided with a movable medical display. The medical display adopted in the prior art usually realizes support and spatial movement through a multi-degree-of-freedom adjusting arm, but the existing adjusting arm has the problems of high arbitrariness and unadjustable operating force when lifting motion is implemented, and the control experience is not friendly enough.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a lifting mechanism, an adjustment arm, and a medical monitor for solving the technical problems that the adjustment arm has high flexibility and is not adjustable in operation force during lifting movement.

The utility model provides an elevating system, elevating system includes:

a first base;

a first rotating support arm, one end of which is rotatably assembled with the first base;

the two ends of the telescopic component are respectively movably connected with the first base and the first rotating support arm, and the first rotating support arm is controlled to rotate relative to the first base by extension or contraction;

a damping assembly disposed between the first rotary arm and the first base to apply a damping force to rotation of the first rotary arm relative to the first base.

In one embodiment, the lifting mechanism comprises:

the other end of the first rotating support arm is rotatably assembled with the second base;

and one end of the second rotating support arm is rotatably assembled with the first base, and the other end of the second rotating support arm is rotatably assembled with the second base.

In one embodiment, the first rotating arm is a first cover, the first base and the second base are rotatably assembled with the side wall of the first cover through rotating shafts, and the damping assembly is connected with the rotating shaft between the first cover and the first base; and/or the presence of a gas in the gas,

the second rotating support arm is a second cover body, and the first base and the second base are respectively assembled with the side wall of the second cover body through a rotating shaft in a rotating mode.

In one embodiment, the lifting mechanism includes at least one of a first friction pad, a second friction pad, a third friction pad and a fourth friction pad, wherein the first friction pad is disposed between an outer sidewall of the first base and an inner sidewall of the first cover, the second friction pad is disposed between an outer sidewall of the second base and an inner sidewall of the first cover, the third friction pad is disposed between an outer sidewall of the first base and an inner sidewall of the second cover, and the fourth friction pad is disposed between an outer sidewall of the second base and an inner sidewall of the second cover.

In one embodiment, the damping assembly comprises:

the friction part is elastically assembled on the first base through an elastic part and is in friction connection with a rotating shaft between the first rotating support arm and the first base;

the adjusting component is connected with the elastic component and is used for adjusting the elastic force applied to the friction component by the elastic component.

In one embodiment, the lifting mechanism comprises:

the adapter component is connected with the first rotating support arm and the rotating shaft between the first bases, and the friction component is in friction connection with the adapter component so as to indirectly connect the first rotating support arm and the rotating shaft between the first bases through the adapter component.

In one embodiment, the lifting mechanism comprises at least one of a detent assembly and a limit assembly, wherein,

the screens subassembly sets up first rotation support arm with between the first base for the locking first rotation support arm for the rotational position of first base, spacing subassembly sets up the second rotates the support arm with between the second base, be used for the restriction the second rotates the support arm for the rotation range of second base.

In one embodiment, the clamping component comprises a clamping part, the clamping part is elastically assembled on the first base, a clamping groove is formed in the adapter part, and the clamping part is elastically clamped and matched with the clamping groove;

the limiting assembly comprises a limiting part, the limiting part is arranged on the second rotating support arm, a limiting track is arranged on the second base, and the limiting part is in sliding limiting fit with the limiting track.

The utility model also provides a regulating arm, include elevating system.

The utility model also provides a medical display, medical display includes:

the adjusting arm;

a display device disposed on the adjustment arm.

Among above-mentioned elevating system, regulating arm and medical display, the flexible part can implement the motion of extension or shortening according to the control, through the extension or the shortening of flexible part, flexible part can control first rotation support arm for first base rotates, and then realizes the rising or the decline of direction of height, and damping assembly sets up first rotation support arm with between the first base, through damping assembly to first rotation support arm for after the damping force is applyed in the rotation of first base, damping force can be used for adjusting first rotation support arm for the required operating force size when first base rotates, and then make elevating system's the operating force linearity of rising and decline adjustable, provide good control experience for the user.

Drawings

Fig. 1 is a schematic structural diagram of an adjusting arm according to an embodiment of the present invention;

fig. 2 is a schematic plan view of a distal fitting joint according to an embodiment of the present invention;

fig. 3 is a schematic view of the internal structure of a first angle of a terminal fitting joint according to an embodiment of the present invention;

fig. 4 is a schematic view of the internal structure of a second angle of the end fitting joint according to an embodiment of the present invention;

fig. 5 is a schematic view of the internal structure of a third angle of the end fitting joint according to an embodiment of the present invention;

fig. 6 is a schematic diagram of an internal structure of an end-stop assembly according to an embodiment of the present invention;

fig. 7 is a schematic view of an internal structure of an end stop assembly according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a lifting mechanism provided in an embodiment of the present invention;

fig. 9 is a schematic diagram illustrating an internal structure of a first angle of a lifting mechanism according to an embodiment of the present invention;

fig. 10 is a schematic view of the internal structure of a second angle of the lifting mechanism according to an embodiment of the present invention;

fig. 11 is a schematic view of an internal structure of a locking assembly according to an embodiment of the present invention;

fig. 12 is a schematic view of an internal structure of a limiting assembly according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a rotary joint provided in an embodiment of the present invention;

fig. 14 is a schematic view of an internal structure of a joint locking assembly according to an embodiment of the present invention;

fig. 15 is a schematic structural view of a first angle of the joint limiting assembly according to an embodiment of the present invention;

fig. 16 is a schematic structural diagram of a second angle of the joint limiting assembly according to an embodiment of the present invention.

Reference numerals:

1000. a distal assembly joint; 2000. a lifting mechanism; 3000. a revolute joint; 4000. a display device;

1100. a terminal base; 1200. a sliding assembly; 1300. a distal end slider arm; 1400. a tip damping assembly; 1500. a terminal detent assembly; 1600. a terminal limiting component;

1110. a terminal rail; 1210. a first pulley; 1220. a second pulley; 1310. a central axis;

1410. a terminal friction member; 1420. a terminal elastic member; 1430. a terminal adjustment member; 1440. a tail end fixing disc; 1450. a tip pad;

1510. a terminal retaining member; 1520. a tail end clamping groove; 1530. the tail end is clamped by the base;

1531. an open cavity; 1532. an assembly hole; 1533. a terminal cover plate;

1610. a terminal stopper; 1620. a tail end limit track;

2100. a first base; 2200. a first rotating arm; 2300. a telescopic member; 2400. a damping assembly; 2500. a second base; 2600. a second rotating arm; 2700. a switching component; 2800. a clamping component; 2900. a limiting component;

2110. a first friction pad; 2120. a third friction pad;

2410. a friction member; 2420. an elastic member; 2430. an adjustment member;

2810. a position-retaining member; 2820. a clamping groove;

2910. a limiting component; 2920. a limiting track;

3100. a first joint seat body; 3200. a second joint seat body; 3300. a joint damping assembly; 3400. a joint sleeve; 3500. a joint clamping component; 3600. a joint limiting component;

3110. a joint shaft hole;

3210. a joint rotation shaft;

3310. a first joint friction member; 3320. a second joint friction member; 3330. a joint elastic member; 3340. a joint nut; 3350. a joint friction pad; 3360. a joint lock washer;

3510. a joint clamping component; 3520. a joint clamping groove; 3530. a clamping elastic component; 3540. a position-clamping adjusting component;

3610. a joint limiting component; 3620. joint limit track.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 7, an embodiment of the present invention provides an end assembling joint 1000, where the end assembling joint 1000 includes an end seat 1100 and at least one end sliding arm 1300, a sliding assembly 1200 is disposed on the end seat 1100, the end seat 1100 forms an end rail 1110 through the sliding assembly 1200, the end sliding arm 1300 is an arc structure, the end sliding arm 1300 is slidably assembled on the end seat 1100 along the end rail 1110, the end sliding arm 1300 is configured to be used for assembling a display device 4000, and the end sliding arm 1300 has a central axis 1310 capable of passing through a center of gravity of the display device 4000.

It should be noted that the terminal sliding arm 1300 may be used to mount the display device 4000, for example, the terminal sliding arm 1300 may adopt any structural form such as a screw assembly, a snap assembly, etc. to mount the display device 4000 on the terminal sliding arm 1300, and at this time, the terminal sliding arm 1300 is controlled to rotate on the terminal base 1100, so as to drive the display device 4000 to rotate therewith, wherein the unique circular arc structure of the terminal sliding arm 1300 may enable a central axis 1310 according to which a fixed axis rotates to pass through a center of gravity of the display device 4000, so as to eliminate a downward movement moment generated by a relative deviation between the center of gravity and the rotating central axis 1310 during the rotation of the display device 4000.

For example, in one embodiment, when the end slider 1300 is one, the central axis 1310 of the end slider 1300 may be represented as the central point of the end slider 1300 coincides with the central point of the display device 4000 through the center of gravity of the display device 4000, and when the end slider 1300 is two or more, the central axis 1310 of the end slider 1300 may be represented as the central points of the two or more end slider 1300 connected to constitute the central axis 1310 of the end slider 1300 through the center of gravity of the display device 4000, and then the central axis 1310 coincides with the center of gravity of the display device 4000. Therefore, based on the assembly structure of the terminal sliding arm 1300 and the display device 4000, the moment of downward movement of the display device 4000 can be eliminated, the acting force for overcoming the moment can be saved in the process of controlling the rotation of the display device 4000, the operation difficulty is reduced, and the operation experience is improved.

The assembly of terminal sliding arm 1300 and terminal housing 1100 can be in any structure, for example, sliding element 1200 can be disposed outside or inside terminal housing 1100, and further terminal track 1110 formed by sliding element 1200 can be formed inside or outside terminal housing 1100, and terminal sliding arm 1300 can form a sliding assembly structure inside or outside terminal housing 1100, for example, in one embodiment, terminal housing 1100 has an internal cavity and a through hole communicated with the internal cavity, so that the internal cavity of terminal housing 1100 is no longer a closed structure after the through hole is communicated with the internal cavity of terminal housing 1100, then sliding element 1200 is disposed in the internal cavity, and terminal sliding arm 1300 is movably disposed in the through hole, so that the portion of terminal sliding arm 1300 penetrating into the internal cavity of terminal housing 1100 through the through hole can form a sliding fit with sliding element 1200, sliding assembly with end housing 1100 is achieved by sliding assembly 1200.

The sliding assembly 1200 may provide a basis for the sliding assembly through a pulley, a roller, a sliding block, and the like, for example, in one embodiment, the sliding assembly 1200 includes at least one first pulley 1210 and at least one second pulley 1220, the first pulley 1210 is disposed on the end seat 1100, the second pulley 1220 is disposed on the end seat 1100, and in this case, a gap space may be formed between the second pulley 1220 and the first pulley 1210 through the assembly of the second pulley 1220 and the first pulley 1210, and then the gap space between the second pulley 1220 and the first pulley 1210 is used to form the end rail 1110, and after the end sliding arm 1300 is slidably assembled in the gap space between the first pulley 1210 and the second pulley 1220, the end sliding arm 1300 and the sliding assembly 1200 can be slidably assembled.

Moreover, in one embodiment, the first pulley 1210 is a centering wheel, and the second pulley 1220 is an eccentric wheel, in which case the centering wheel has a wheel structure with a constant rotation axis, and the eccentric wheel has a wheel structure with an adjustable rotation axis, and the adjustment of the rotation axis of the eccentric wheel relative to the centering wheel allows adjustment of the clearance space between the centering wheel and the eccentric wheel, suitable for assembling end sliding arms 1300 of different size structures. Meanwhile, in consideration of precision reasons such as manufacturing and assembling, a gap may exist after the terminal sliding arm 1300 is assembled in a gap space between the second pulley 1220 and the first pulley 1210, so that a technical effect of compensating the gap can be achieved by adjusting the size of the gap space, and the non-shaking assembly is realized.

In one embodiment, the distal assembling joint 1000 may further include at least one of a distal damping assembly 1400, a distal positioning assembly 1500 and a distal positioning assembly 1600, the distal damping assembly 1400 is disposed on the distal base 1100, and the distal damping assembly 1400 is connected to the distal sliding arm 1300 and is configured to apply a damping force to the distal sliding arm 1300, wherein the damping force enables the operating force to be applied more uniformly during the control of the pitch motion of the display device 4000, and the operating force is linearly adjustable. Terminal screens subassembly 1500 sets up terminal pedestal 1100, terminal screens subassembly 1500 with terminal slide arm 1300 joint cooperation is used for locking terminal slide arm 1300's rotational position makes display device 4000 rotate to can keep display device 4000 at current pivoted position through locking terminal slide arm 1300 after the specific position. The terminal limiting assembly 1600 is disposed on the terminal base 1100, and the terminal limiting assembly 1600 is in limiting fit with the terminal sliding arm 1300 and is used for limiting the rotation range of the terminal sliding arm 1300, so that the display device 4000 can only rotate within a preset rotation range and cannot rotate beyond the rotation range.

The end damping assembly 1400 may have any structure, for example, any structure capable of applying a damping force, for example, in one embodiment, the end damping assembly 1400 includes an end friction member 1410, an end elastic member 1420 and an end adjustment member 1430, the end friction member 1410 is elastically mounted to the end housing 1100 through the end elastic member 1420, the end friction member 1410 is elastically and frictionally contacted with the end sliding arm 1300, the end adjustment member 1430 is connected to the end elastic member 1420, and the elastic force applied to the end friction member 1410 by the end elastic member 1420 can be adjusted by controlling the end adjustment member 1430, so that the elastic force can be adjusted to suit the current assembly requirement.

In one embodiment, the end damping assembly 1400 may include an end fixing disk 1440, the end fixing disk 1440 being disposed on the end housing 1100, the end elastic member 1420 being elastically fitted between the end fixing disk 1440 and the end friction member 1410, and the end adjusting member 1430 being movably fitted on the end fixing disk 1440, wherein the end adjusting member 1430 can adjust the elastic force applied from the end elastic member 1420 to the end friction member 1410 by moving with respect to the end fixing disk 1440.

Furthermore, in one embodiment, the end damping assembly 1400 further includes an end pad 1450, the end pad 1450 is disposed on the end friction member 1410, one end of the end elastic member 1420 is connected to the end friction member 1410, the other end of the end elastic member 1420 is connected to the end fixing disk 1440, and the end adjusting member 1430 is connected to the end fixing disk 1440, in which case, when the end adjusting member 1430 is moved relative to the end fixing disk 1440, the elastic force applied to the end friction member 1410 can be adjusted by adjusting the distance between the end fixing disk 1440 and the end friction member 1410, and besides, the elastic force can be adjusted by selecting other structural forms according to actual needs by those skilled in the art, which is not limited herein.

Terminal screens subassembly 1500 can adopt arbitrary structural style, as present various structures that can realize the joint all can, for example in one of them embodiment, terminal screens subassembly 1500 can include terminal screens part 1510, terminal screens part 1510 elastic assembly is in terminal pedestal 1100, be provided with terminal screens groove 1520 on the terminal slide arm 1300, terminal screens part 1510 with terminal screens groove 1520 elastic clamping cooperation realizes the effect of screens through the joint cooperation, and, the sound of screens can also appear in the screens between terminal screens part 1510 and terminal screens groove 1520, plays the effect of reminding. In one embodiment, the end locking assembly 1500 may also include an end locking base 1530, the end locking base 1530 is detachably mounted on the end base 1100, and the end locking member 1510 is elastically mounted on the end locking base 1530. Also, in one embodiment, the end-stop base 1530 may have an open cavity 1531 and a fitting hole 1532 communicating with the open cavity 1531, the end-stop member 1510 is elastically fitted into the open cavity 1531 of the end-stop base 1530 through the fitting hole 1532, and the open cavity 1531 is covered by an end cover plate 1533.

The end stop assembly 1600 may take any configuration, such as any of the various configurations that are available to achieve rotational stop, for example, in one embodiment, the end stop assembly 1600 includes an end stop component 1610, the end stop component 1610 is disposed on the end housing 1100, an end stop track 1620 is disposed on the end sliding arm 1300, and the end stop component 1610 is slidably engaged with the end stop track 1620. The end stop rails 1620 may be hole structures or slot structures through which the end stop rails 1620 are formed. The end stop rails 1620 may be circular arc holes, and the arc of the end stop rails 1620 is the same as the arc of the end slide arm 1300.

Referring to fig. 8 to 12, the present invention provides a lifting mechanism 2000, wherein the lifting mechanism 2000 includes a first base 2100, a first rotating arm 2200, a retractable member 2300 and a damping assembly 2400, wherein one end of the first rotating arm 2200 (i.e. the right end shown in fig. 8) is rotatably assembled with the first base 2100, two ends of the retractable member 2300 are respectively movably connected with the first base 2100 and the first rotating arm 2200, and the retractable member 2300 has an extending or shortening function, so that the rotation of the first rotating arm 2200 with respect to the first base 2100 can form a cooperative fit with the extending or shortening action of the retractable member 2300.

Specifically, the rotation of the first rotating arm 2200 with respect to the first base 2100 can drive the telescopic member 2300 to passively perform an extending operation or a shortening operation, and an operator can manually control the first rotating arm 2200 to rotate with respect to the first base 2100 along a portion where one end (i.e., the right end shown in fig. 8) of the first rotating arm 2200 is rotatably assembled with the first base 2100, at this time, as the first rotating arm 2200 rotates with respect to the first base 2100, the first rotating arm 2200 can adjust the height of the other end (i.e., the left end shown in fig. 8) thereof to achieve a lifting adjustment, and in this process, the telescopic member 2300 can passively perform an extending operation or a shortening operation.

The rotation of the first rotating arm 2200 with respect to the first base 2100 may be clockwise rotation or counterclockwise rotation in the direction shown in fig. 8, when the first rotating arm 2200 rotates clockwise with respect to the first base 2100, the telescopic member 2300 may be shortened to adapt to the decrease of the included angle between the first rotating arm 2200 and the first base 2100, and when the first rotating arm 2200 rotates counterclockwise with respect to the first base 2100, the telescopic member 2300 may be lengthened to adapt to the increase of the included angle between the first rotating arm 2200 and the first base 2100.

Moreover, the damping assembly 2400 is disposed between the first rotating arm 2200 and the first base 2100, the damping assembly 2400 has a function of applying a damping force, and the damping assembly 2400 may apply the damping force to the rotation of the first rotating arm 2200 with respect to the first base 2100, so that the rotation angle of the first rotating arm 2200 with respect to the first base 2100 is fixed, and the damping assembly is in force balance with the telescopic component 2300, particularly, when the telescopic component 2300 is a gas spring, etc., the acting force applied by the gas spring to the first rotating arm 2200 and the first base 2100 can form a resultant force with the damping force of the damping assembly 2400, that is, after the telescopic component 2300 is manually lifted and lowered, the damping assembly 2400 and the gas spring can achieve a stable state at a new position, and ensure a structural stability after the first rotating arm 2200 is rotated with respect to the first base 2100.

Therefore, the telescopic member 2300 can perform the extending or shortening motion according to the control, the telescopic member 2300 can control the first rotary arm 2200 to rotate relative to the first base 2100 to further achieve the ascending or descending in the height direction through the extending or shortening of the telescopic member 2300, the damping assembly 2400 is arranged between the first rotary arm 2200 and the first base 2100, and the damping assembly 2400 applies a damping force to the rotation of the first rotary arm 2200 relative to the first base 2100, so that the damping force can be used for adjusting the magnitude of the operation force required when the first rotary arm 2200 rotates relative to the first base 2100, and further the operation force for ascending and descending of the lifting mechanism 2000 can be linearly adjusted, thereby providing a good operation experience for a user.

In addition, in one embodiment, the lifting mechanism 2000 may further include a second base 2500 and a second rotating arm 2600, wherein the other end of the first rotating arm 2200 is rotatably assembled with the second base 2500, one end of the second rotating arm 2600 is rotatably assembled with the first base 2100, and the other end of the second rotating arm 2600 is rotatably assembled with the second base 2500, a quadrilateral structure may be formed by the first base 2100, the second base 2500, the first rotating arm 2200 and the second rotating arm 2600, and when the telescopic member 2300 is extended or shortened to control the change of the quadrilateral structure formed by the first base 2100, the second base 2500, the first rotating arm 2200 and the second rotating arm 2600, the quadrilateral structure may maintain a better stabilizing effect.

The first base 2100, the second base 2500, the first rotating arm 2200 and the second rotating arm 2600 may all be in any structure, such as a rod, a strip, a cover, etc., for example, in one embodiment, the first rotating arm 2200 may be a first cover, the first cover may be a cover structure composed of three plates, the three plates are sequentially and vertically connected to form a top wall and two side walls of the first cover, so that, in the assembly structure, the first base 2100 and the second base 2500 may be respectively rotatably assembled with the side walls of the first cover through a rotating shaft, the damping assembly 2400 is connected with the rotating shaft between the first cover and the first base 2100, and similarly, the second rotating arm 2600 may be a second cover, the second cover may still have two side walls, so that, in the assembly structure, the first base 2100 and the second base 2500 may be respectively rotatably assembled with the side walls of the second cover through a rotating shaft .

By virtue of the structure of the first and second covers having the top wall and two side walls, in one embodiment, the lifting mechanism 2000 may include at least one of a first friction pad 2110, a second friction pad, a third friction pad 2120 and a fourth friction pad, the first friction pad 2110 is disposed between the outer side wall of the first base 2100 and the inner side wall of the first cover, the second friction pad is disposed between the outer side wall of the second base 2500 and the inner side wall of the first cover, the third friction pad 2120 is disposed between the outer side wall of the first base 2100 and the inner side wall of the second cover, the fourth friction pad is disposed between the outer side wall of the second base 2500 and the inner side wall of the second cover, and the first friction pad 2110, the second friction pad, the third friction pad 2120 and the fourth friction pad may be made of plastic material, the first friction pad 2110, the second friction pad, the third friction pad 2120 and the fourth friction pad may reduce the amount of friction and wear generated in the rotation process, and ensure that the amount of wear is small when relative movement occurs, and the first friction pad 2110, the second friction pad, the third friction pad 2120 and the fourth friction pad may be fixed in the form of pins or the like, which is not limited herein.

The damping assembly 2400 may take any of a variety of configurations, such as any of the various damping configurations available for applying a damping force, for example, in one embodiment, the damping assembly 2400 may include a friction member 2410 and an adjustment member 2430, the friction member 2410 is elastically fitted to the first base 2100 by an elastic member 2420, and the friction member 2410 is frictionally coupled to the rotation shaft between the first rotation arm 2200 and the first base 2100, such a frictional coupling may be represented by a state that the friction member 2410 and the rotation shaft between the first rotating arm 2200 and the first base 2100 are rubbed with each other, the damping of the damping assembly 2400 is also achieved by generating a frictional force by generating a mutual friction between the friction member 2410 and the rotating shaft between the first rotating arm 2200 and the first base 2100, such as a friction formed by abutting.

Moreover, the adjusting member 2430 is connected to the elastic member 2420, when the adjusting member 2430 is controlled, the elastic force applied to the friction member 2410 by the elastic member 2420 can be adjusted, the adjusting member 2430 can adopt a screw thread which can be rotated by a screw thread to achieve long and short expansion, so that the screw thread can adjust the elastic member 2420 by long and short expansion, the elastic member 2420 is moved close to or away from the friction member 2410 to adjust the feeding amount of the friction member 2410, and further adjust the magnitude of the elastic force applied to the friction member 2410, and the screw thread can be a bolt, a screw, or the like.

In one embodiment, the lifting mechanism 2000 may include an adaptor component 2700, the adaptor component 2700 is connected to the rotating shaft between the first rotating arm 2200 and the first base 2100, wherein the adaptor component 2700 is connected to the rotating shaft in a fitting structure such as a socket joint, and the socket joint between the adaptor component 2700 and the rotating shaft has a larger contact area compared to the friction component 2410 is connected to the rotating shaft between the first rotating arm 2200 and the first base 2100 in a friction manner, and the larger contact area provides a larger friction force, and at this time, the friction component 2410 is connected to the adaptor component 2700 in a friction manner, so that the friction component 2410 is indirectly connected to the rotating shaft between the adaptor component 2700 and the first rotating arm 2200 and the first base 2100 in a friction manner. After obtaining larger contact area and larger friction acting force through the adapter 2700, an operator can control the screw thread of the screw to rotate, adjust the feeding amount of the elastic part 2420 to the friction part 2410, realize the change of the friction moment and further realize the adjustment of the damping force.

In one embodiment, the lifting mechanism 2000 may include at least one of a detent assembly 2800 or a stop assembly 2900, the lifting mechanism 2000 may have a detent function and a stop function, the detent assembly 2800 may be disposed between the first rotating arm 2200 and the first base 2100, relative detent between the first rotating arm 2200 and the first base 2100 may be achieved using the detent assembly 2800, and then the rotational position of the first rotating arm 2200 with respect to the first base 2100 may be locked, and the stop assembly 2900 may be disposed between the second rotating arm 2600 and the second base 2500, relative stop between the first rotating arm 2200 and the first base 2100 may be achieved using the stop assembly 2900, and then the rotational range of the second rotating arm 2600 with respect to the second base 2500 may be limited.

The detent assembly 2800 may take any structure, for example, any structure capable of exerting a detent effect may be adopted, for example, in one embodiment, the detent assembly 2800 includes a detent member 2810, the detent member 2810 is elastically mounted on the first base 2100, the elastic mounting of the detent member 2810 may be based on the elasticity of its own material, or may be indirectly elastically mounted through a disc spring, a spring, an elastic sheet, and the like, and in cooperation therewith, the adaptor 2700 is provided with a detent 2820, the detent member 2810 may be elastically snap-fitted with the detent 2820, once the detent member 2810 is elastically snapped into the detent 2820, the relative detent between the first rotating arm 2200 and the first base may be achieved, and the detent member 2810 is elastically released from the detent 2820, the relative detent between the first rotating arm 2200 and the first base 2100 may be released, in addition, the position between the position locking component 2810 and the position locking slot 2820 can also generate position locking sound, and the function of reminding is achieved.

The limiting assembly 2900 may include a limiting member 2910, the limiting member 2910 is disposed on the second rotating arm 2600, a limiting rail 2920 is disposed on the second base 2500, and the limiting member 2910 is in sliding limiting fit with the limiting rail 2920. The limiting member 2910 may be a slider, a limiting post, a limiting protrusion, or the like, and in cooperation therewith, the limiting rail 2920 may be a rail structure such as a slide, a limiting groove, or a limiting hole, so that the sliding fit between the limiting member 2910 and the limiting rail 2920 can limit the movement of the limiting member 2910 within a range specified by the limiting rail 2920, and further limit the rotation range of the second rotating arm 2600 relative to the second base 2500, so that the rotation range of the second rotating arm 2600 relative to the second base 2500 does not depart from the movement range defined by the limiting rail 2920.

Referring to fig. 13 to 16, the utility model provides a rotary joint 3000, rotary joint 3000 includes first joint pedestal 3100, second joint pedestal 3200 and joint damping subassembly 3300, first joint pedestal 3100 has joint shaft hole 3110, second joint pedestal 3200 has joint pivot 3210, joint pivot 3210 rotates the assembly and is in joint shaft hole 3110, joint damping subassembly 3300 sets up in first joint pedestal 3100, and joint damping subassembly 3300 with joint pivot 3210 is connected, can apply damping force to joint pivot 3210 when joint damping subassembly 3300 moves, and joint damping subassembly 3300 along the axial of joint pivot 3210 with joint pivot 3210 elastic connection, to axial elastic force is applied to joint pivot 3210.

Therefore, because the joint damping component 3300 is elastically assembled in the first joint holder body 3100 and the second joint holder body 3200, an axial elastic force can be applied to the joint rotating shaft 3210 and the joint shaft hole 3110 of the first joint holder body 3100 and the second joint holder body 3200 by the elastic assembly of the joint damping component 3300, so that the assembly between the joint rotating shaft 3210 and the joint shaft hole 3110 is relatively pressed without a gap, the rotation between the joint rotating shaft 3210 and the joint shaft hole 3110 is stable and free from shaking, and a damping force can be applied to the joint rotating shaft 3210 and the joint shaft hole 3110 between the first joint holder body 3100 and the second joint holder body 3200 by the damping application function of the joint damping component 3300 itself, the applied damping force can form a linearly adjustable operating force between the joint rotating shaft 3210 and the joint shaft hole 3110, the operating force is adjusted to an appropriate degree, and the operation is not difficult due to the relatively pressed assembly between the joint rotating shaft 3210 and the joint shaft hole 3110, and a comfortable rotation control experience is provided for the user.

The joint damping assembly 3300 may take any configuration, such as any of the various known configurations that are capable of imparting a damping force effect, for example, in one embodiment, the joint damping assembly 3300 may include a first joint friction member 3310 and a second joint friction member 3320, the first joint friction member 3310 is fitted into a first end of the joint shaft hole 3110 and connected with the joint rotation shaft 3210, and the connection between the first joint friction member 3310 and the joint rotation shaft 3210 may be in the form of frictional contact, etc., and a mutual frictional force may be generated between the first joint friction member 3310 and the joint rotation shaft 3210, and thus the first joint friction member 3310 can apply a damping force to the joint rotation shaft 3210 by using such a friction force, the second joint friction member 3320 may be elastically fitted to the second end of the joint shaft hole 3110 by a joint elastic member 3330, and the second joint friction member 3320 is coupled to the joint shaft 3210.

The elastic coupling between the second joint friction member 3320 and the second end of the joint shaft hole 3110 may be in elastic frictional contact, etc., and a mutual frictional force may be generated between the second joint friction member 3320 and the second end of the joint shaft hole 3110, so that the second joint friction member 3320 may apply a damping force to the joint rotation shaft 3210 by using the frictional force, and the second joint friction member 3320 may also apply an axial elastic force to the joint rotation shaft 3210 by being elastically coupled to the joint rotation shaft 3210 by a joint elastic member 3330.

In one embodiment, the joint damping assembly 3300 may further include a threaded member such as a joint nut 3340, the joint nut 3340 may be assembled to the second end of the joint rotation shaft 3210 in a threaded assembly manner, and the joint elastic member 3330 may be elastically assembled between the joint nut 3340 and the second joint friction member 3320, wherein the joint elastic member 3330 may be a disc spring, a spring plate, or the like, which is not limited herein. Also, the joint damping assembly 3300 may further include at least one of a joint friction pad 3350 and a joint stopper washer 3360, the joint friction pad 3350 is disposed between the second joint friction member 3320 and the joint elastic member 3330, the joint friction pad 3350 is coupled to the joint rotation shaft 3210, and the joint stopper washer 3360 is disposed between the second joint friction member 3320 and the joint nut 3340.

The joint shaft hole 3110 and the joint shaft 3210 may be directly rotatably assembled, or the joint shaft hole 3110 and the joint shaft 3210 may also be indirectly rotatably assembled, for example, in one embodiment, the rotary joint 3000 may include a joint sleeve 3400, the joint sleeve 3400 is inserted into the joint shaft hole 3110, the joint shaft 3210 is rotatably assembled in the joint sleeve 3400, at this time, the joint shaft 3210 and the joint shaft hole 3110 may be indirectly rotatably assembled through the joint sleeve 3400, and a person skilled in the art may select an appropriate manner to assemble according to needs, which is not limited herein.

In one embodiment, the rotary joint 3000 may further include at least one of a joint locking component 3500 and a joint limiting component 3600, the joint locking component 3500 may enable the rotary joint 3000 to have a locking function, the joint limiting component 3600 may enable the rotary joint 3000 to have a limiting function, wherein the joint locking component 3500 may be disposed between the first joint seat 3100 and the second joint seat 3200, a rotational position between the first joint seat 3100 and the second joint seat 3200 may be locked by using the locking function of the joint locking component 3500, the joint limiting component 3600 may be disposed between the first joint seat 3100 and the second joint seat 3200, and a rotational range between the first joint seat 3100 and the second joint seat 3200 may be limited by using the limiting function of the joint limiting component 3600.

The joint locking component 3500 may have any structure, such as various existing structures capable of exerting locking effect, for example, in one embodiment, the joint locking component 3500 includes a joint locking component 3510, the joint locking component 3510 is elastically assembled on the first joint base 3100, wherein the elastic assembly of the joint locking component 3510 may be based on elasticity of its material, and may also be indirectly elastically assembled through components such as a disc spring, a spring, and a leaf spring, and is matched with the elastic assembly, the joint rotation shaft 3210 is provided with a joint locking groove 3520, the joint locking component 3510 is in snap-fit with the joint locking groove 3520, once the joint locking component 3510 is elastically snapped in the joint locking groove 3520, relative locking between the first joint base and the second joint base may be achieved, and the joint locking component 3510 is elastically removed from the joint base 3520, so that the first joint 3100 and the second joint 3100 may be released Relative screens between the festival seat 3200 to, the sound of screens can also appear in the screens between joint screens part 3510 and the joint screens groove 3520, plays the effect of reminding.

In one embodiment, the joint detent assembly 3500 may include a detent elastic member 3530 and a detent adjusting member 3540, the detent adjusting member 3540 is movably assembled on the first joint body 3100, the joint detent member 3510 is elastically connected to the detent adjusting member 3540 through the detent elastic member 3530, wherein the detent adjusting member 3540 may adopt a screw member, and the screw member can rotate to extend and retract in a long and short manner, so that the screw member can adjust the detent elastic member 3530 in a long and short manner, and further adjust the magnitude of the applied elastic force, and the screw member may be a bolt or a screw, and in addition, a person skilled in the art may select another structural form according to actual needs to adjust the elastic force, which is not limited herein.

The joint limiting assembly 3600 may adopt any structural form, such as various existing structures capable of exerting a limiting effect, for example, in one embodiment, the joint limiting assembly 3600 includes a joint limiting component 3610, the joint limiting component 3610 is disposed on the first joint seat body 3100, a joint limiting rail 3620 is disposed on the second joint seat body 3200, and the joint limiting component 3610 is in sliding limiting fit with the joint limiting rail 3620. The joint limiting component 3610 may be a sliding block, a limiting column, a limiting protrusion, or the like, and in cooperation therewith, the joint limiting rail 3620 may be a rail structure such as a sliding rail, a limiting groove, a limiting hole, or the like, so that the sliding fit between the joint limiting component 3610 and the joint limiting rail 3620 can limit the movement of the joint limiting component 3610 within a range defined by the joint limiting rail 3620, and further limit the rotation range of the first joint seat 3100 relative to the second joint seat 3200, so that the rotation range of the first joint seat 3100 relative to the second joint seat 3200 cannot be separated from the movement range defined by the joint limiting rail 3620. In one embodiment, the joint limiting rail 3620 may be selected as a joint limiting hole formed on the second joint seat 3200, so that the joint limiting component 3610 is in sliding limiting fit with the joint limiting hole.

The utility model also provides an adjusting arm, the adjusting arm include terminal assembly joint elevating system with at least one of the rotary joint, terminal assembly joint is located the most terminal position of adjusting arm, can be used for assembling display device, terminal assembly joint can assemble on elevating system, lift adjustment is realized along with elevating system's lifting control, terminal assembly joint also can assemble on rotary joint, along with rotary joint's the ascending conversion of rotation realization side, for example refer to and see that figure 1 is shown, terminal assembly joint can set up on elevating system, elevating system can set up on rotary joint, rotary joint passes through elevating system promptly and terminal assembly articulated connection.

Since the specific structures, functional principles, and technical effects of the terminal assembling joint, the lifting mechanism, and the rotating joint are described in detail in the foregoing, reference may be made to the above descriptions for any technical contents related to the terminal assembling joint, the lifting mechanism, and the rotating joint, which are not limited herein. Furthermore, the utility model also provides a medical display, medical display includes the terminal equipment joint, perhaps includes the regulating arm to display device 4000 can set up terminal sliding arm or setting are in on the regulating arm.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A lift mechanism, comprising:

a first base (2100);

a first rotating arm (2200), one end of said first rotating arm (2200) being rotatably fitted with said first base (2100);

a telescopic component (2300), wherein two ends of the telescopic component (2300) are movably connected with the first base (2100) and the first rotating arm (2200) respectively, and the first rotating arm (2200) is controlled to rotate relative to the first base (2100) by extending or shortening;

a damping assembly (2400) disposed between the first rotating arm (2200) and the first base (2100) that applies a damping force to rotation of the first rotating arm (2200) relative to the first base (2100).

2. The lift mechanism of claim 1, comprising:

a second base (2500) to which the other end of the first rotating arm (2200) is rotatably fitted;

a second rotating arm (2600), one end of the second rotating arm (2600) being rotationally coupled to the first base (2100), the other end of the second rotating arm (2600) being rotationally coupled to the second base (2500).

3. The lifting mechanism according to claim 2, characterized in that the first rotating arm (2200) is a first cover, the first base (2100) and the second base (2500) are rotatably assembled with the side walls of the first cover by means of rotating shafts, respectively, and the damping assembly (2400) is connected with the rotating shafts between the first cover and the first base (2100); and/or the presence of a gas in the gas,

the second rotating support arm (2600) is a second cover, and the first base (2100) and the second base (2500) are respectively rotatably assembled with a sidewall of the second cover through a rotating shaft.

4. The lift mechanism of claim 3, wherein the lift mechanism comprises at least one of a first friction pad (2110), a second friction pad, a third friction pad (2120), and a fourth friction pad, wherein the first friction pad (2110) is disposed between an outer side wall of the first base (2100) and an inner side wall of the first cover, the second friction pad is disposed between an outer side wall of the second base (2500) and an inner side wall of the first cover, the third friction pad (2120) is disposed between an outer side wall of the first base (2100) and an inner side wall of the second cover, and the fourth friction pad is disposed between an outer side wall of the second base (2500) and an inner side wall of the second cover.

5. The lift mechanism of claim 3, wherein the damping assembly (2400) comprises:

a friction member (2410), wherein the friction member (2410) is elastically assembled on the first base (2100) through an elastic member (2420), and the friction member (2410) is in friction connection with a rotating shaft between the first rotating arm (2200) and the first base (2100);

an adjusting member (2430), the adjusting member (2430) being connected to the elastic member (2420) for adjusting an elastic force applied by the elastic member (2420) to the friction member (2410).

6. The lift mechanism of claim 5, comprising:

an adapter component (2700), the adapter component (2700) with the pivot between first rotation support arm (2200) and first base (2100) is connected, friction part (2410) with adapter component (2700) frictional connection to indirectly through the pivot frictional connection between adapter component (2700) with first rotation support arm (2200) and first base (2100).

7. The lift mechanism of claim 6, comprising at least one of a detent assembly (2800) and a limit stop assembly (2900), wherein,

the detent assembly (2800) is disposed between the first rotating arm (2200) and the first base (2100) for locking the rotational position of the first rotating arm (2200) relative to the first base (2100), and the limit assembly (2900) is disposed between the second rotating arm (2600) and the second base (2500) for limiting the range of rotation of the second rotating arm (2600) relative to the second base (2500).

8. The lifting mechanism as claimed in claim 7, characterized in that the detent assembly (2800) comprises a detent part (2810), the detent part (2810) being mounted resiliently on the first base (2100), the adapter part (2700) being provided with a detent groove (2820), the detent part (2810) being in resilient detent engagement with the detent groove (2820);

the limiting assembly (2900) comprises a limiting component (2910), the limiting component (2910) is arranged on the second rotating support arm (2600), a limiting rail (2920) is arranged on the second base (2500), and the limiting component (2910) is in sliding limiting fit with the limiting rail (2920).

9. An adjusting arm, comprising a lifting mechanism according to any of claims 1-8.

10. A medical display, comprising:

the adjustment arm of claim 9;

a display device (4000) disposed on the adjustment arm.

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