CN219954976U

CN219954976U - Supporting device

Info

Publication number: CN219954976U
Application number: CN202321256302.6U
Authority: CN
Inventors: 田石祥
Original assignee: Shenzhen Shitouzhihui Technology Co ltd
Current assignee: Shenzhen Shitouzhihui Technology Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-11-03
Anticipated expiration: 2033-05-23

Abstract

The utility model belongs to the technical field of supporting devices, and relates to a supporting device, which comprises: the utility model provides a first connecting device, second connecting device, first support arm and balance arm part, first connecting device is used for connecting mobile device, second connecting device is used for connecting the load, rotatable first connecting device of connection and second connecting device respectively in the both ends of first support arm for support the load of installing on second connecting device, balance arm part installs in first support arm, is used for the mounted position of location load, and balance arm part includes: the spring load device is arranged in the first supporting arm and used for providing supporting force for supporting the load to keep a balanced state, and the spring load device is in transmission connection with the first end of the spring load device and used for adjusting the magnitude and the direction of the supporting force according to the weight of the load.

Description

Supporting device

Technical Field

The utility model belongs to the technical field of supporting devices, and relates to a supporting device.

Background

When medical staff uses a medical instrument (such as an ultrasonic diagnostic apparatus) with a display device (such as a display device), the display device is required to move freely up and down at least within a certain range and stably stop at any position based on the requirements of operation, diagnosis and treatment, and a support arm of the display device is required to stably support the display device at any position.

The existing display equipment support is generally provided with an air spring in a supporting arm, the air spring can stretch and retract, so that the moment generated by the air spring can be in a certain range and balanced with the moment of the display equipment, and the display equipment can move up and down freely and can be stably stopped at any position. However, although the air springs can meet the requirement that the display device is stopped at any position within a period of time, most air springs have the risks of air leakage and force value attenuation, and after the air springs are used for a period of time, the supporting device cannot completely support the display device to fail, so that the air springs need to be replaced, and the maintenance and after-sale service costs are greatly increased.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the supporting device which can stably support a load at any position and can be used for a long time and is not easy to fail.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a support device comprising: the mobile device comprises a first connecting device, a second connecting device, a first supporting arm and a balance arm part, wherein the first connecting device is used for connecting mobile equipment, the second connecting device is used for connecting a load, two ends of the first supporting arm are respectively and rotatably connected with the first connecting device and the second connecting device and used for supporting the load installed on the second connecting device, the balance arm part is installed in the first supporting arm and used for positioning the installation position of the load, and the balance arm part comprises: the spring load device is arranged in the first supporting arm and used for providing supporting force for supporting the load to keep a balanced state, and the spring load adjusting device is in transmission connection with the first end of the spring load device and used for adjusting the magnitude and the direction of the supporting force according to the weight of the load.

Further, the spring-loaded device includes: the device comprises a spring, a first push block and a thrust guide rod, wherein the spring is installed in the first supporting arm, the first push block is connected with the first end of the spring, and the thrust guide rod is fixed with the first push block.

Further, the spring load adjusting device includes: the device comprises a spring, a first damping part and a cam, wherein the first damping part is fixed with one end of the thrust guide rod, which is far away from the spring, the cam is in transmission connection with the first damping part, and the cam is rotatably arranged on the first supporting arm.

Further, the supporting device further includes: and the spring thrust adjusting device is installed in the first supporting arm and is coupled with the second end of the spring.

Further, the spring thrust force adjusting device includes: the second pushing block is connected with the second end of the spring, and the spring force adjusting screw is rotationally connected with the second pushing block and used for driving the second pushing block to move up and down in the first supporting arm.

Further, the spring thrust force adjusting device further includes: and the limit screw is arranged on the first supporting arm, and one end of the limit screw penetrates through the side wall of the first supporting arm to be connected with the second pushing block.

Further, the first connecting device includes:

the base is provided with a plug-in groove, a fixed support arm is fixedly arranged on the first side of the plug-in groove, an elastic support arm is further arranged on the second side of the plug-in groove, the first end of the elastic support arm is fixed with the first end of the elastic support arm, the second end of the elastic support arm is opposite to the second end of the fixed support arm, and a preset interval is formed between the second end of the elastic support arm and the second end of the fixed support arm;

the first end of the connecting piece is fixed with the first supporting arm, the second end of the connecting piece extends to form a corresponding plug-in column, and the plug-in column is connected with the plug-in groove;

and one end of the driving piece penetrates through the second end of the elastic support arm to be rotationally connected with the second end of the fixed support arm and is used for driving the second end of the elastic support arm to move close to or far away from the second end of the fixed support arm.

Further, the first connecting device further comprises a second damping part, and the second damping part is fixedly attached to the inner side wall of the inserting groove.

Further, the supporting device further includes: the two ends of the second supporting arm are respectively and rotatably connected with the first connecting device and the second connecting device; wherein the first support arm and the second support arm form a parallelogram mechanism.

Further, two first support arms are arranged, the two first support arms are connected through a third connecting device, the two first support arms are simultaneously connected with the third connecting device in a rotating way, and correspondingly, two second support arms are also arranged, wherein two ends of one second support arm are respectively connected with the third connecting device and the first connecting device in a rotating way, and two ends of the other second support arm are respectively connected with the third connecting device and the second connecting device in a rotating way; the connecting line of the end part of one first supporting arm and the end part of one second supporting arm forms a parallelogram mechanism, and the connecting line of the end part of the other first supporting arm and the end part of the other second supporting arm forms a parallelogram mechanism.

The utility model has the beneficial effects that:

the balance arm part comprises: the spring load device and the load adjusting device enable the balance arm to keep a stable state through elastic potential energy generated by a spring on the spring load device, and ensure that the load can keep balance of the display screen under different working angles, so that the load is stably supported at any position; meanwhile, the load adjusting device can adjust the size and the direction of partial load of the balance arm, so that the force of the balance arm is finely adjusted, the balance arm is adjusted more accurately, people are helped to adjust and use display screen equipment more easily, and the working efficiency and the production efficiency are improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 2 at position A;

FIG. 4 is a schematic view of structure B in FIG. 2;

fig. 5 is a schematic structural view of the first connecting device in the present utility model.

The marks in the figure are as follows: 100-first connecting device, 110-base, 111-inserting groove, 112-fixed support arm, 113-elastic support arm, 120-connecting piece, 130-driving piece and 140-second damping part; 200-a second connection means; 300-a first support arm; 400-balance arm part, 410-spring loading device, 411-spring, 412-first push block, 413-thrust guide, 420-load adjusting device, 421-first damping part, 422-cam; 500-spring thrust adjusting device, 510-second pushing block, 520-spring force adjusting screw rod, 530-limit screw; 600-a second support arm; 700-third connection means.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-5, a support device, comprising: the first connecting device 100, the second connecting device 200, the first supporting arm 300 and the balance arm portion 400, the first connecting device 100 is used for connecting mobile equipment, the second connecting device 200 is used for connecting a load, two ends of the first supporting arm 300 are respectively rotatably connected with the first connecting device 100 and the second connecting device 200 and are used for supporting the load installed on the second connecting device 200, the balance arm portion 400 is installed in the first supporting arm 300 and is used for positioning the installation position of the load, and the balance arm portion 400 comprises: the spring load device 410 and the load adjusting device 420, wherein the spring load device 410 is arranged in the first supporting arm 300 and is used for providing supporting force for supporting the load to keep a balanced state, and the first end of the spring load adjusting device 420, which is in transmission connection with the spring load device 410, is used for adjusting the magnitude and the direction of the supporting force according to the weight of the load. The mobile device in this embodiment may be a portable cart. It should be understood that the load in this embodiment may be a display device, or may be a medical device such as a medical probe or a monitor.

The balance arm portion 400 includes: the spring load device 410 and the load adjusting device 420 enable the balance arm to keep a stable state by elastic potential energy generated by the spring 411 on the spring load device 410, and ensure that the load can keep balance of the display screen under different working angles, thereby realizing stable support of the load at any position; meanwhile, the load adjusting device 420 can adjust the load size and direction of the balance arm part 400, so that the balance arm force can be finely adjusted, the balance arm can be adjusted more accurately, people can be helped to adjust and use the display screen device more easily, and the working efficiency and the productivity are improved.

In one embodiment, the spring-loaded device 410 includes: the spring 411, the first push block 412 and the thrust guide 413, wherein the spring 411 is installed in the first support arm 300, the first push block 412 is connected with the first end of the spring 411, and the thrust guide 413 is fixed with the first push block 412.

In one embodiment, the spring load adjustment device 420 includes: the first damping part 421 and the cam 422, the first damping part 421 and the thrust guide 413 are fixed at one end far away from the spring 411, the cam 422 is connected with the first damping part 421 in a transmission way, and the cam 422 is rotatably arranged on the first supporting arm 300. By providing the spring load adjusting device 420, the moment of the balance force provided by the balance arm to the first support arm 300 can be changed, unbalance of the moment applied by the first support arm 300 caused by rotation of the first support arm 300 is compensated, and the first support arm 300 can be kept balanced at any position, so that stable support is provided for a load. In this embodiment, the end surface of the first damping member 421 contacting the cam 422 is arc-shaped.

In one embodiment, the support device further comprises: the spring thrust adjusting device 500 is installed in the first support arm 300, and the spring thrust adjusting device 500 is coupled with the second end of the spring 411, specifically, the spring thrust adjusting device 500 is installed at one end of the first support arm 300 far away from the first connecting device 100, and an adjusting hole is further provided in the first support arm 300, so that an adjusting tool can penetrate through the adjusting hole to adjust the spring thrust adjusting device 500. Further, the spring thrust adjustment device 500 includes: the second push block 510 and the spring force adjusting screw 520, the second push block 510 is connected with the second end of the spring 411, and the spring force adjusting screw 520 is rotationally connected with the second push block 510 and is used for driving the second push block 510 to move up and down in the first support arm 300. Through setting up second ejector pad 510 and spring dynamics adjusting screw 520 for the user can be according to the bearing force of the display device's weight adjustment spring 411 who is connected on the strutting arrangement, thereby guarantee that strutting arrangement can adapt to the display screen of different weight, on the one hand avoid because first support arm 300 is greater than the power of load because the bearing force of spring 411 when manual pushing down, lead to after the pine, first support arm 300 is because spring 411 holding force and automatic resilience, on the other hand can avoid because spring 411 holding force is less than the power of load, lead to first support arm 300 because the load is overweight, the problem that can't guarantee that strutting arrangement realizes hovering in the optional position after the load appears. In this embodiment, the adjusting screw is rotationally connected to the second push block 510 by a threaded connection.

In one embodiment, the spring thrust adjustment device 500 further comprises: the limiting screw 530 is mounted on the first supporting arm 300, and one end of the limiting screw 530 penetrates through the side wall of the first supporting arm 300 to be connected with the second pushing block 510. When the spring thrust adjustment device 500 is adjusted, the second push block 510 rotates in the first support arm 300, so that the limit screw 530 is provided to limit the second push block 510, thereby avoiding the second push block 510 from rotating.

When the strength of the spring 411 is adjusted, the screwdriver is inserted into the adjusting hole, the head of the screwdriver is connected with the spring strength adjusting screw 520, and then the screwdriver is rotated, so that the spring strength adjusting screw 520 rotates along with the screwdriver, and since the second push block 510 is connected with the spring strength adjusting screw 520 in a threaded connection manner, the limiting screw 530 limits the second push block 510 to rotate along with the spring strength adjusting screw 520, and therefore the second push block can move up and down in the first supporting arm 300, and the spring 411 is compressed or stretched, so that the adjustment of the spring strength is realized.

In one embodiment, the first connection device 100 includes: a base 110, a connecting member 120, and a driving member 130; the base 110 is provided with a plugging groove 111, a fixed support arm 112 is fixedly arranged on a first side of the plugging groove 111, an elastic support arm 113 is further arranged on a second side of the plugging groove 111, a first end of the elastic support arm 113 is fixed with a first end of the elastic support arm 113, a second end of the elastic support arm 113 is opposite to a second end of the fixed support arm 112, and a preset interval is formed between the second end of the elastic support arm 113 and the second end of the fixed support arm 112; the first end of the connecting piece 120 is fixed with the first supporting arm 300, the second end of the connecting piece 120 extends to form a corresponding plug-in column, and the plug-in column is connected with the plug-in groove 111; one end of the driving member 130 is rotatably connected to the second end of the fixed arm 112 through the second end of the elastic arm 113, and is used for driving the second end of the elastic arm 113 to move close to or away from the second end of the fixed arm 112. By arranging the fixed support arm 112, the elastic support arm 113 and the driving piece 130 to be combined, one end of the driving piece 130 penetrates through the second end of the elastic support arm 113 to be rotationally connected with the second end of the fixed support arm 112, when a user needs a support arm, only the plug-in part of the support arm part is required to be plugged in the plug-in groove 111 on the base 110, then the driving piece 130 is screwed, at the moment, the driving piece 130 can extrude the second end of the elastic support arm 113 to move towards the second end of the fixed support arm 112, and the plug-in part can be clamped in the plug-in groove 111 to lock the support arm and the connecting device, so that the rapid installation of the support arm can be realized; correspondingly, when the support arm needs to be disassembled, only the driving piece 130 needs to be unscrewed, and at the moment, the second end of the elastic support arm 113 moves away from the second end of the fixed support arm 112 so as to unlock the support arm and the connecting device, thereby realizing quick disassembly of the support arm.

In one embodiment, the first connecting device 100 further includes a second damping member 140, and the second damping member 140 is fixedly attached to the inner sidewall of the insertion slot 111. By arranging the second damping part 140, after the plug-in part on the support arm part is inserted into the plug-in groove 111, the second damping part 140 can be contacted with the plug-in part, so that the friction force of the plug-in part after being inserted into the plug-in groove 111 is increased, and the stability of the support arm part and the connecting device during fixing is improved. In this embodiment, the second damping member 140 is made of a flexible material.

In one embodiment, the support device further comprises: the two ends of the second supporting arm are respectively and rotatably connected with the first connecting device 100 and the second connecting device 200; the first support arm 300 and the second support arm form a parallelogram mechanism; wherein the first support arm 300 and the second support arm are substantially parallel.

In one embodiment, two first support arms 300 are provided, the two first support arms 300 are connected through a third connecting device 700, and the two first support arms 300 are simultaneously connected with the third connecting device 700 in a rotating way, and correspondingly, two second support arms are also provided, wherein two ends of one second support arm are respectively connected with the third connecting device 700 and the first connecting device 100 in a rotating way, and two ends of the other second support arm are respectively connected with the third connecting device 700 and the second connecting device 200 in a rotating way; wherein, the connection line between one first supporting arm 300 and the end of one second supporting arm forms a parallelogram mechanism, and the connection line between the other first supporting arm 300 and the end of the other second supporting arm forms a parallelogram mechanism. In this embodiment, the third connecting device 700 is a rotating block.

The above-described embodiments are only one of the preferred embodiments of the present utility model, and the ordinary changes and substitutions made by those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model.

Claims

1. A support device, comprising: first connecting device (100), second connecting device (200), first support arm (300) and balance arm part (400), first connecting device (100) are used for connecting mobile device, second connecting device (200) are used for connecting the load, the both ends of first support arm (300) rotatable coupling respectively first connecting device (100) and second connecting device (200) are used for supporting the load of installing on second connecting device (200), balance arm part (400) install in first support arm (300) are used for fixing a position of installation of load, balance arm part (400) include: the spring load device (410) and the load adjusting device (420), wherein the spring load device (410) is arranged in the first supporting arm (300) and used for providing supporting force for supporting the load to keep a balanced state, and the spring load adjusting device (420) is in transmission connection with the first end of the spring load device (410) and used for adjusting the magnitude and the direction of the supporting force according to the weight of the load.

2. A support device according to claim 1, wherein the spring-loaded means (410) comprises: spring (411), first ejector pad (412) and thrust guide arm (413), spring (411) install in first support arm (300), first ejector pad (412) with the first end of spring (411) is connected, thrust guide arm (413) with first ejector pad (412) are fixed.

3. A support device according to claim 2, wherein the spring load adjustment device (420) comprises: the device comprises a first damping component (421) and a cam (422), wherein the first damping component (421) and one end of a thrust guide rod (413) far away from the spring (411) are fixed, the cam (422) is in transmission connection with the first damping component (421), and the cam (422) is rotatably arranged on the first support arm (300).

4. A support device according to claim 2, wherein the support device further comprises: -a spring thrust adjustment device (500), the spring thrust adjustment device (500) being mounted within the first support arm (300), and the spring thrust adjustment device (500) being coupled with the second end of the spring (411).

5. A support device according to claim 4, wherein the spring thrust adjustment device (500) comprises: the second pushing block (510) and the spring force adjusting screw (520), the second pushing block (510) is connected with the second end of the spring (411), and the spring force adjusting screw (520) is rotationally connected with the second pushing block (510) and is used for driving the second pushing block (510) to move up and down in the first supporting arm (300).

6. A support device according to claim 5, wherein the spring thrust adjustment device (500) further comprises: the limiting screw (530) is installed on the first supporting arm (300), and one end of the limiting screw (530) penetrates through the side wall of the first supporting arm (300) to be connected with the second pushing block (510).

7. A support device according to claim 1, wherein said first connection means (100) comprise:

the base (110), be equipped with a jack-in groove (111) on base (110), fixed support arm (112) have been set firmly to the first side of jack-in groove (111), the second side of jack-in groove (111) still is equipped with elasticity support arm (113), elasticity support arm (113) first end with elasticity support arm (113) first end is fixed, elasticity support arm (113) second end with fixed support arm (112) second end is relative, just elasticity support arm (113) second end with be formed with the preset interval between fixed support arm (112) second end;

the first end of the connecting piece (120) is fixed with the first supporting arm (300), and the second end of the connecting piece (120) extends to form a corresponding plug-in column which is connected with the plug-in groove (111);

and one end of the driving piece (130) penetrates through the second end of the elastic support arm (113) and is rotationally connected with the second end of the fixed support arm (112) and used for driving the second end of the elastic support arm (113) to move close to or far away from the second end of the fixed support arm (112).

8. A support device according to claim 7, wherein the first connection device (100) further comprises a second damping member (140), the second damping member (140) being fixedly attached to the inner side wall of the insertion groove (111).

9. A support device according to claim 1, wherein the support device further comprises: the two ends of the second supporting arm (600) are respectively rotatably connected with the first connecting device (100) and the second connecting device (200); wherein the first support arm (300) and the second support arm (600) form a parallelogram mechanism.

10. A support device according to claim 9, wherein two first support arms (300) are provided, the two first support arms (300) being connected by a third connecting device (700), and the two first support arms (300) being simultaneously connected in rotation to the third connecting device (700), and correspondingly two second support arms (600) being provided, wherein two ends of one second support arm (600) are connected in rotation to the third connecting device (700) and the first connecting device (100), respectively, and two ends of the other second support arm (600) are connected in rotation to the third connecting device (700) and the second connecting device (200), respectively; wherein, the connecting line of one first supporting arm (300) and the end part of one second supporting arm (600) forms a parallelogram mechanism, and the connecting line of the other first supporting arm (300) and the end part of the other second supporting arm (600) forms a parallelogram mechanism.