TWM605264U - Smart arm capable of freely rotating and extending - Google Patents

Abstract

The model discloses a freely rotatable and telescopic smart arm, which includes a base, a telescopic joint component arranged on the base, an adjustable clamp rotatably connected to the telescopic joint component, and an adjustable clamp arranged on the base A fixing device, wherein the telescopic joint assembly includes at least two joint groups, and the adjacent two joint groups are rotatably connected; the freely rotatable and retractable smart arm provided by the present invention can be fixed to On any part of the human body, it has the functions of free expansion, swing, rotation and rotation, which not only releases the support of the human hand to the mobile terminal (mobile phone), reduces the pressure on the arm, and eliminates the fatigue of holding the mobile terminal (mobile phone) for a long time. It also allows the user to obtain a more suitable viewing and operating orientation and angle, which greatly improves the convenience of the user to operate the mobile terminal (mobile phone).

Description

A smart arm that can rotate and retract freely

The model relates to a smart arm that can freely rotate and expand.

Smart phones have become an indispensable thing in people's lives. In addition to using their phones to get in touch with others, they also generally use them to watch videos, read novels, play games, and so on. When people use mobile phones to make videos, read novels, play games, etc., they need to hold the mobile phone for a long time, especially when going out, and cannot find a place to place the mobile phone anytime and anywhere. After a long time of use, the arm will feel sore.

Therefore, in the absence of external objects to support the mobile phone, there is no way to solve the problem of soreness in the arm holding the mobile phone for a long time.

In view of the above shortcomings, the purpose of the present invention is to provide a freely rotatable telescopic smart arm, which can be fixed on any part of the human body, and has the functions of free telescopic, swing, rotation and rotation, which not only releases the human hand to the mobile terminal ( The support of the mobile phone) reduces the pressure on the arm, eliminates the tiredness of holding the mobile terminal (mobile phone) for a long time, and allows the user to obtain a more suitable viewing, operating orientation and angle, which greatly improves the user's use of the mobile terminal ( The convenience of mobile phones.

The technical scheme adopted by the new model to achieve the above purpose is:

A freely rotatable and telescopic smart arm, which is characterized in that it comprises a base, a telescopic joint assembly arranged on the base, an adjustable clamp rotatably connected to the telescopic joint assembly, and an adjustable clamp arranged on the base A fixing device, wherein the telescopic joint assembly includes at least two joint groups, and adjacent to the There is a rotatable connection between the two joint groups.

As a further improvement of the present invention, the two adjacent joint groups are connected by a rotating component, a U-shaped relief groove is opened on the end of one of the two joint groups, and A connecting arm is formed on both sides of the U-shaped relief groove respectively; the rotating assembly includes a pin connected between the connecting arms on both sides of the U-shaped relief groove and a rotating connector sleeved around the pin. The connecting piece is mainly composed of an upper connecting shaft embedded in the U-shaped relief groove and sleeved around the pin, and a connecting turntable formed at the lower end of the upper connecting shaft, and the connecting turntable is rotatably connected to two joint groups On the end of the other joint group.

As a further improvement of the present invention, the two joint groups are a lower joint group and an upper joint group rotatably connected to the upper end of the lower joint group, and the adjustable clamp is arranged on the upper joint group.

As a further improvement of the present invention, a side card slot for the lower joint assembly is opened on one side of the base, and a cavity penetrating to the outer surface of the base is connected at the lower part of the side card slot; The lower end of the lower joint group is connected with a swing connector movably embedded in the cavity. The swing connector is mainly composed of a circular connector movably embedded in the cavity and connected to the circular connector and the lower joint group A connecting column between the lower ends is formed, and a connecting slot for the connecting column to be inserted and swing is formed between the lower part of the side slot and the cavity.

As a further improvement of the present invention, the adjustable clamp is mainly composed of a lower clamping plate and an upper clamping part arranged on the upper end of the lower clamping plate, wherein the lower clamping plate is combined with the upper clamping part A clamping position is formed; at least one adjustment assembly is connected between the lower clamping plate and the upper clamping portion, and the adjustment assembly includes a position between the lower clamping plate and the upper clamping portion, and the upper end is limited to the upper An adjusting rod in the clamping part, a spring sleeved around the adjusting rod, and a spring connected to the lower end of the adjusting rod and resisting A lower limit member at the lower end of the spring; a limit member protruding against the upper end of the spring is provided in the lower clamping plate; and an adjustment rod and a spring are formed in the lower clamping plate. The bar-shaped chute; the upper limit member is an arc-shaped protrusion arranged on the inner wall of the upper part of the bar-shaped chute, the arc-shaped protrusion is sleeved on the periphery of the adjusting rod and is located at the upper end of the spring; The lower limit piece is a lower nut screwed to the lower end of the adjusting rod; two supporting blocks are protrudingly provided in the upper clamping part, and the two supporting blocks are respectively formed for the adjusting rod to be inserted into A slot; a limit nut and an upper nut are screwed on the adjustment rod, the limit nut is located between the two supporting blocks, and the upper nut is screwed to the upper end of the adjustment rod.

As a further improvement of the present invention, a rotating chassis is provided on the end surface of the upper joint group close to the adjustable clamp, and an engaging shaft that engages with the rotating chassis is convexly provided in the adjustable clamp; on the rotating chassis A rear annular gear tooth is formed, and a front annular gear tooth meshing with the rear annular gear tooth is formed on the meshing rotating shaft.

As a further improvement of the present invention, there is a strip groove on the end face of the upper joint group close to the adjustable clamp, a stopper is arranged at the lower part of the strip groove, and the upper part of the strip groove is connected to the A sliding bottom block of the stop block, a sliding groove is formed on the sliding bottom block, and a strip of clamping strips are respectively formed on both sides of the sliding groove; both sides of the rotating chassis are respectively formed for the strip clamping strips to be inserted into One card slot.

As a further improvement of the present invention, a number of middle joint groups are rotatably connected between the lower joint group and the upper joint group; the upper joint group, the middle joint group and the lower joint group are respectively connected telescopically by a number of joints .

As a further improvement of the present invention, the fixing device is a buckle strap, a Velcro strap or a suction cup.

As a further improvement of the present invention, a power supply device is arranged in the base, and the charging wire of the power supply device sequentially penetrates the base and the telescopic joint assembly, so that the charging plug of the charging wire is exposed outside the upper part of the telescopic joint assembly.

As a further improvement of the present invention, an earphone is provided on the base, and a through hole is opened on the base. One end of the earphone cord of the earphone passes through the base and the retractable joint assembly in turn, so that the connecting plug of the earphone is exposed outside the base. On the outer side of the upper part of the retractable joint assembly, the other end of the earphone cord of the earphone passes through the through hole so that the earplug of the earphone is exposed outside the base.

The beneficial effects of the new model are:

(1) The entire smart arm can be fixed on any part of the human body through the fixing device, and the mobile terminal (mobile phone) can be clamped on the adjustable clamp, because the adjustable clamp can rotate freely relative to the telescopic joint assembly At the same time, the telescopic joint assembly has the functions of free expansion, swing, rotation and rotation, which not only releases the support of the human hand on the mobile terminal (mobile phone), reduces the pressure on the human arm, and eliminates the long-term holding of the mobile terminal (mobile phone). It is sour and tiring, and it can make the user obtain a more suitable viewing, operating orientation and angle, which is convenient for the overall storage and carrying of the smart arm, and greatly improves the convenience of the user to use and operate the mobile terminal (mobile phone);

(2) By storing the power supply device in the base and storing the charging cable in the telescopic joint assembly, the charging plug is exposed outside the upper part of the telescopic joint assembly. When the mobile terminal (mobile phone) needs to be charged, The mobile terminal (mobile phone) can be charged without additional power supply device and charging cable, which brings great convenience to the charging and use of the mobile terminal (mobile phone), and during the charging process, there is no need for normal use of the smart arm. Any impact

(3) By storing the earphone cable in the smart arm, and exposing the connecting plug of the earphone cable on the outer side of the upper part of the telescopic joint assembly, it is convenient to plug into the mobile On the terminal (mobile phone), the earplugs are exposed on the outside of the base, which is convenient for the user to wear the earplugs in the ears to realize the combined use of the earphones and the mobile terminal (mobile phone), bringing the use of the mobile terminal (mobile phone) Great convenience, and during the use of the headset, there is no impact on the normal use of the smart arm.

The above is an overview of the new technical solution. The following is a further description of the present invention with reference to the drawings and specific implementations.

1: base

11: Side card slot

12: Cavity

13: Connect the card slot

14: Via

2: Telescopic joint components

21: Joint group

211: U-shaped yield slot

212: connecting arm

21': Lower joint group

21": Upper joint group

21''': Middle joint group

210: Joint

213: Swing connector

2131: Circular connector

2132: connecting column

214: Turn the chassis

2141: Rear ring gear

2142: card slot

216: Stop

217: Sliding bottom block

2171: Chute

2172: Bar Card Strip

22: Rotating components

221: Pin

222: Rotating connector

2221: Upper connecting shaft

2222: Connect the turntable

3: Adjustable fixture

31: Lower clamping plate

311: Upper limit piece

311': curved bump

312: Strip Chute

32: Upper clamping part

321: Support block

3211: card slot

33: clamping position

34: adjustment components

341: Adjusting lever

342: Spring

343: Lower limit piece

344: Nut

345: upper nut

35: meshing shaft

351: Front ring gear

4: Fixing device

10: mobile phone

5: Charging cable

51: Charging plug

6: headphones

61: Headphone cable

62: Connecting plug

63: Earplugs

Figure 1 is a schematic diagram of the first embodiment of the new invention.

Figure 2 is a structural diagram of the combination of a telescopic joint assembly and an adjustable clamp according to an embodiment of the new invention.

Figure 3 is a schematic diagram of the overall structure of the joint group composed of two joints in the first embodiment of the new invention.

Figure 4 is a schematic diagram of the combination of the base and the lower joint assembly according to the first embodiment of the new invention.

Figure 5 is a schematic diagram of the structure of the base of the first embodiment of the new type.

Figure 6 is a schematic structural diagram of the smart arm as a whole in a contracted state according to an embodiment of the new invention.

Figure 7 is a structural diagram of an embodiment of the new type of adjustable clamp rotating to the side close to the base.

Figure 8 is a schematic diagram of the overall structure of an adjustable clamp according to an embodiment of the new type.

Figure 9 is a partial structural diagram of the adjustable clamp in the first embodiment of the new type.

Figure 10 is a structural diagram of the upper joint group in the first embodiment of the new invention.

Figure 11 is an embodiment of the new type of adjustable clamp to the upper joint group Schematic diagram of the structure in a vertical state.

Figure 12 is a front view of the adjustable clamp rotating to the side close to the base, and the adjustable clamp and the upper joint assembly are in a vertical state.

Figure 13 is a schematic diagram of the rear structure of the adjustable clamp rotating to the side close to the base, and the adjustable clamp and the upper joint assembly are in a vertical state.

Figure 14 is a schematic structural diagram of the second embodiment of the new model.

Figure 15 is a schematic diagram of the third embodiment of the new model.

In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose, the specific implementation of the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments.

Example one:

Please refer to Figure 1, this embodiment provides a freely rotatable telescopic smart arm, including a base 1, a telescopic joint assembly disposed on the base 1, 2 rotatably connected to the telescopic joint assembly 2 An adjustable clamp 3 and a fixing device 4 arranged on the base 1, wherein the telescopic joint assembly 2 includes at least two joint groups 21, and the adjacent two joint groups 21 are rotatable connection.

The smart arm provided by this embodiment is tied to any part of the human body through the fixing device 4. Preferably, it can be tied to the arm and used as the third arm of the human body; at the same time, the mobile terminal (such as a mobile phone) is clamped Set on the adjustable clamp 3, since the adjustable clamp 3 can freely rotate relative to the telescopic joint assembly 2, at the same time the telescopic joint assembly 2 has the functions of free expansion and rotation, which not only releases the hand to the mobile terminal The support of the mobile terminal (mobile phone), and enables the user to obtain a suitable viewing and operating orientation and angle, which greatly improves the convenience of the user to operate the mobile terminal (mobile phone).

The specific structure of the fixing device 4 can be set according to specific needs. In this embodiment, the fixing device 4 is a snap-on strap, a Velcro strap or a suction cup. Of course, it can also be other fixing structures, as long as The smart arm can be fixed to a certain position on the body, or fixed/placed on other objects (for example, tables, chairs, etc.) besides the human body. For example, when the fixing device 4 is a buckle strap or a Velcro strap, as shown in Figure 1, the smart arm can be tied to the arm by the fixing device 4, which can be used as a person's third hand. When the fixing device 4 has a structure such as a suction cup or a magnet, the smart arm can be fixed to an object such as a table by the fixing device 4.

In this embodiment, as shown in Figure 2, the two adjacent joint groups 21 are connected by a rotating component 22, and a joint group end is provided on the end of one of the two joint groups 21. U-shaped relief groove 211, and a connecting arm 212 is respectively formed on both sides of the U-shaped relief groove 211; the rotating assembly 22 includes a pin connected between the connecting arms 212 on both sides of the U-shaped relief groove 211 221 and a rotating connector 222 sleeved around the pin 221. The rotating connector 222 is mainly composed of an upper connecting shaft 2221 embedded in the U-shaped relief groove 211 and sleeved around the pin 221 and formed on the The upper connecting shaft 2221 is composed of a connecting turntable 2222 at the lower end, and the connecting turntable 2222 is rotatably connected to the end of the other of the two joint sets 21.

In this embodiment, the pin 221 of the rotating assembly 22 cooperates with the rotating connecting piece 222, so that two adjacent joint groups 21 can be rotated according to specific needs. For example, the upper joint group 21 can be swung downward. A certain angle is formed between two adjacent joint groups 21. After the mobile phone is clamped on the adjustable clamp 3, the user can obtain a more suitable viewing and operating angle and orientation, which is convenient for the use of the mobile phone. At the same time, the connecting turntable 2222 is rotatably connected to the end of the joint group, and the connecting turntable 2222 can drive the upper joint group 21 to rotate 360°, that is, the upper joint group 21 is below The square joint group is used as the reference, and the rotation action is convenient to rotate the adjustable clamp 3 to the required direction. As shown in Figure 7, rotate the adjustable clamp 3 to the side close to the base 1; at the same time, the The connecting turntable 2222 in the embodiment can be retracted into the joint group 21, so that the upper joint group 21 can be retracted into the lower joint group 21 as a whole, and the telescopic joint assembly 2 can be extended or shortened to realize the Adjust the length of the telescopic joint assembly 2. When the telescopic joint assembly 2 is contracted to the shortest, the telescopic joint assembly 2 and the adjustable clamp 3 are integrally stored in the base 1, as shown in Figure 6, which is convenient When the smart arm is not in use, the storage and carrying of the smart arm, such as putting it in a pocket or bag, has little space for temporary use.

In this embodiment, the two joint groups 21 are a lower joint group 21' and an upper joint group 21" rotatably connected to the upper end of the lower joint group 21', and the adjustable clamp 3 is arranged in the upper joint group 21" up; Of course, a number of middle joint groups 21"' are rotatably connected between the lower joint group 21' and the upper joint group 21", as shown in Figures 1 and 2; and, the The upper joint group 21", the middle joint group 21'” and the lower joint group 21' are respectively telescopically connected by a number of joints 210. As shown in Figure 3, the upper joint group 21" consists of one joint, and the middle joint group 21" The joint group 21''' and the lower joint group 21' are respectively composed of two joints. The telescopic connection structure between the joint 210 and the joint 210 is a conventional structure, as long as the two joints 210 are stretchable can.

In this embodiment, as shown in Figures 4 and 5, a side card slot 11 for the lower joint assembly 21' is opened on one side of the base 1, and the lower part of the side card slot 11 is connected A cavity 12 penetrating the outer surface of the base 1 is provided; the lower end of the lower joint assembly 21' is connected with a swing connector 213 movably embedded in the cavity 12, and the swing connector 213 is mainly movably embedded in the cavity A circular connector 2131 in 12 and a connecting post 2132 connected between the circular connector 2131 and the lower end of the lower joint assembly 21' are formed between the lower part of the side slot 11 and the cavity 12 There is for the connecting column 2132 is inserted into and swings in a connecting slot 13; because the swing connecting piece 213 can move in the cavity 12, that is, the swing connecting piece 213 can swing freely in the cavity 12. Normally, the lower joint group 21' Clamp into the side slot 11, when it is necessary to swing the lower joint group 21' to obtain a better viewing and operating orientation and angle, just swing the lower joint group 21' outward. During the swing process, the The circular connector 2131 of the swing connector 213 moves in the cavity 12; it can be seen that when the smart arm is contracted to the shortest state, the upper joint group 21", the middle joint group 21"' and the adjustable clamp 3 are all retracted into the lower joint group 21', and the lower joint group 21' is stored in the side slot 11 of the base 1, as shown in FIG.

As shown in Figures 8 and 9, the adjustable clamp 3 of this embodiment is mainly composed of a lower clamping plate 31 and an upper clamping portion 32 provided at the upper end of the lower clamping plate 31, wherein the lower clamping plate 31 and The upper clamping portion 32 is combined to form a clamping position 33, and the mobile terminal (mobile phone 10) is clamped in the clamping position 33; and since different brands and models of mobile phones 10 have different sizes, they are adjustable The clamping position 33 on the clamp 3 needs to be set in an adjustable structure; specifically, at least one adjustment assembly 34 is connected between the lower clamping plate 31 and the upper clamping portion 32. In this embodiment, the adjustment There are two sets of components 34; specifically, the adjusting component 34 includes an adjusting rod 341 located between the lower clamping plate 31 and the upper clamping portion 32 and the upper end is limited in the upper clamping portion 32, and is sleeved on the adjusting rod A spring 342 around the 341 and a lower limit member 343 connected to the lower end of the adjusting rod 341 and abutting against the lower end of the spring 342. In this embodiment, the lower limit member 343 is a lower nut screwed to the lower end of the adjusting rod 341; The lower clamping plate 31 is protrudingly provided with an upper limit member 311 that abuts against the upper end of the spring 342; when the size of the mobile phone 10 to be clamped is large, the upper clamping portion 32 can be pulled upward to make the clamp The holding position 33 is lengthened; when the upper clamping portion 32 is pulled upward, the adjusting rod 341 and the lower limit member 343 are driven to move upwards, the spring 342 is compressed, and after the mobile phone 10 is clamped on the holding position 33, the on The pulling force of the clamping portion 32 is exerted downward force on the adjusting rod 341 by the elastic restoring force of the spring 342, and the adjusting rod 341 also exerts a downward force on the upper clamping portion 32, then The upper clamping portion 32 exerts a clamping force on the mobile phone 10, so that the mobile phone 10 is firmly clamped in the clamping position 33 without falling.

In order to enable the adjustment rod 341 of the adjustment assembly 34 to move along a straight line, in the present embodiment, a strip chute 312 for the adjustment rod 341 and the spring 342 is formed in the lower clamping plate 31 to ensure that the adjustment rod 341 will not move; at the same time, the upper limit member 311 is an arc-shaped protrusion 311' arranged on the inner wall of the upper part of the strip-shaped sliding groove 312, and the arc-shaped protrusion 311' is sleeved on the adjusting rod 341 and located at the upper end of the spring 342, the upper end of the spring 342 is restricted by the arc-shaped protrusion 311, so that the spring 342 can move within a certain range without exceeding the arc-shaped protrusion 311'.

The limit of the upper end of the adjusting rod 341 in this embodiment is specifically that two supporting blocks 321 are protruded in the upper clamping portion 32, and the two supporting blocks 321 are respectively formed with the adjusting rods. At the same time, a limit nut 344 and an upper nut 345 are screwed on the adjusting rod 341, and the limit nut 344 is located between the two supporting blocks 321. The upper nut 345 is screwed to the upper end of the adjusting rod 341.

The adjustable clamp 3 in this embodiment not only has the function of adjusting the length of the clamping position 33 to adapt to different sizes of mobile phones 10, but also has a rotating function to obtain a more suitable viewing and operating angle to satisfy different users. Different needs.

Specifically, as shown in Figure 10, in this embodiment, a rotating chassis 214 is provided on the end surface of the upper joint assembly 21" close to the adjustable clamp 3, and the adjustable clamp 3 is convexly provided with the rotating chassis. A meshing shaft 35 of the chassis 214 is shown in Figures 8 and 9; a rear annular gear 2141 is formed on the rotating chassis 214, and a rear annular gear 2141 is formed on the meshing shaft 35 to mesh with the rear annular gear 2141. Front ring Gear teeth 351; The front ring gear teeth 351 and the rear ring gear teeth 2141 meshed with each other to realize the rotation of the adjustable clamp 3 at any angle based on the joint group 21", as shown in Figures 11 to 13, The adjustable clamp 3 rotates to be perpendicular to the upper joint assembly 21"; specifically, when the adjustable clamp 3 is rotated, the meshing shaft 35 rotates, and the front ring gear 351 is positioned on the rear ring gear 2141 Sliding upwards to realize the rotation of the adjustable clamp 3.

At the same time, as shown in Figure 10, there is a strip-shaped groove on the end surface of the upper joint assembly 21" close to the adjustable clamp 3, and a stop 216 is provided at the lower part of the strip-shaped groove. The upper part of the groove is provided with a sliding bottom block 217 connected to the stop block 216, a sliding groove 2171 is formed on the sliding bottom block 217, and a strip 2172 is formed on both sides of the sliding groove 2171; the rotating chassis 214 A slot 2142 into which the strip-shaped clip 2172 is inserted is formed on both sides respectively.

Embodiment two:

As shown in Figure 14, in this embodiment, a power supply device (not shown in the figure) is provided in the base 1. Specifically, the power supply device can be a rechargeable battery, a mobile power supply, etc.; the charging cable 5 of the power supply device is sequentially Through the base 1 and the telescopic joint assembly 2, the charging plug 51 of the charging cable 5 is exposed outside the upper part of the telescopic joint assembly 2; in this embodiment, preferably, the upper end of the charging cable 5 can be removed from the upper Any position on the joint set 21" is penetrated so that the charging plug 51 is exposed outside the upper joint set 21" for easy insertion on the mobile phone 10; when the mobile phone 10 is clamped on the adjustable clamp 3, The charging plug 51 is directly inserted into the mobile phone 10 to charge the mobile phone 10.

Generally, when the battery of the mobile phone is insufficient, it is necessary to find an additional power supply device and charging cable to charge the mobile phone 10. Sometimes the power supply device cannot be found to charge the mobile phone 10 in time, which will affect the normal use of the mobile phone 10 and bring users Come very big It is inconvenient, and the power supply device and the charging cable take up space, and the charging cable is often messy. In this embodiment, the power supply device is stored in the base 1, and the charging cable 5 is stored in the retractable joint assembly 2. When the mobile phone 10 needs to be charged, the mobile phone can be charged without an additional power supply device and a charging cable, which brings great convenience to use, and during the charging process, it has no effect on the normal use of the smart arm.

Example three:

As shown in Figure 15, in this embodiment, an earphone 6 is provided on the base 1, and a through hole 14 is opened on the base 1. One end of the earphone cord 61 of the earphone 6 passes through the base 1 and the retractable joint in turn In component 2, the connecting plug 62 of the earphone 6 is exposed outside the upper part of the retractable joint assembly 2, and the other end of the earphone cord 61 of the earphone 6 passes through the through hole 14 so that the earplug 63 of the earphone 6 is exposed outside the base 1; In this embodiment, preferably, the upper end of the earphone cord 61 can be threaded out from any position on the upper joint group 21", so that the connecting plug 62 is exposed outside the upper joint group 21" for easy insertion into the mobile phone 10; the mobile phone 10 is clamped on the adjustable clamp 3, when the earphone 6 needs to be used, the connecting plug 62 can be directly inserted into the mobile phone 10.

Generally, when you need to use earphones, you need to find additional earphones to connect to the mobile phone 10 for use. Sometimes you forget to bring the earphones and you cannot use them, which brings great inconvenience to the user, and the earphones take up space and often appear. The phenomenon that the cord 61 is messy; in this embodiment, the earphone cord 61 is stored in the smart arm, and the connecting plug 62 of the earphone cord 61 is exposed outside the upper part of the telescopic joint assembly 2 to facilitate plugging in the mobile phone 10 At the same time, the earplug 63 is exposed on the outside of the base 1, which is convenient for the user to wear the earplug 63 in the ear to realize the combined use of the earphone 6 and the mobile phone 10, which brings great convenience to the use. During the use of the headset 6, there is no impact on the normal use of the smart arm.

The above are only the preferred embodiments of the present invention, not to The technical scope of the present invention is subject to any limitation, so the same or similar technical features as the above-mentioned embodiments of the present invention are adopted, and other structures obtained are all within the protection scope of the present invention.

1: base

2: Telescopic joint components

21: Joint group

21': Lower joint group

21": Upper joint group

21''': Middle joint group

22: Rotating components

3: Adjustable fixture

4: Fixing device

Claims (11)

A freely rotatable and telescopic smart arm, which is characterized in that it includes a base, a telescopic joint assembly arranged on the base, an adjustable clamp rotatably connected to the telescopic joint assembly, and an adjustable clamp arranged on the base A fixing device, wherein the telescopic joint assembly includes at least two joint groups, and two adjacent joint groups are rotatably connected. The freely rotatable telescopic smart arm according to claim 1, wherein the two adjacent joint groups are connected by a rotating component, and an end of one of the two joint groups is opened U-shaped relief groove, and a connecting arm is respectively formed on both sides of the U-shaped relief groove; the rotating assembly includes a pin connected between the connecting arms on both sides of the U-shaped relief groove and sleeved on the pin A peripheral rotating connector, the rotating connector is mainly composed of an upper connecting shaft embedded in the U-shaped relief groove and sleeved around the pin, and a connecting turntable formed on the lower end of the upper connecting shaft, the connecting turntable It is rotatably connected to the end of the other joint group of the two joint groups. The freely rotatable telescopic smart arm according to claim 1, wherein the two joint groups are a lower joint group and an upper joint group rotatably connected to the upper end of the lower joint group, and the adjustable clamp is arranged on the upper joint group. On the joint group. According to claim 3, the freely rotatable and telescopic smart arm, wherein a side card slot for the lower joint assembly is opened on one side of the base, and a through-hole is provided in the lower part of the side card slot. To a cavity on the outer surface of the base; the lower end of the lower joint group is connected with a swing connector movably embedded in the cavity, and the swing connector is mainly composed of a circular connector movably embedded in the cavity and connected to The circular connecting head and the lower end of the lower joint group are composed of a connecting post, and a connecting slot is formed between the lower part of the side slot and the cavity for the connecting post to embed and swing. For example, the freely rotatable telescopic smart arm of claim 3, wherein the adjustable clamp is mainly composed of a lower clamping plate and an upper clamping part arranged on the upper end of the lower clamping plate, wherein the lower clamping plate and The upper clamping portion is combined to form a clamping position; the At least one adjustment assembly is connected between the lower clamping plate and the upper clamping portion, the adjustment assembly includes an adjustment rod located between the lower clamping plate and the upper clamping portion, and whose upper end is limited in the upper clamping portion , A spring sleeved around the adjusting rod and a lower limit piece connected to the lower end of the adjusting rod and abutting against the lower end of the spring; in the lower clamping plate, an upper limit piece that abuts the upper end of the spring is protrudingly provided; The lower clamping plate is formed with a strip-shaped sliding groove for the adjusting rod and the spring to be embedded; the upper limit member is an arc-shaped protrusion arranged on the upper inner wall of the strip-shaped sliding groove, and the arc-shaped protrusion The block is sleeved on the periphery of the adjusting rod and is located at the upper end of the spring; the lower limit member is a lower nut screwed to the lower end of the adjusting rod; two supporting blocks are protrudingly provided in the upper clamping portion, and Two support blocks are respectively formed with a slot for the adjustment rod to be inserted into; a limit nut and an upper nut are screwed on the adjustment rod, and the limit nut is located between the two support blocks, The upper nut is screwed to the upper end of the adjusting rod. The freely rotatable and telescopic smart arm according to claim 3, wherein a rotating chassis is provided on the end surface of the upper joint group close to the adjustable clamp, and the adjustable clamp is convexly provided with the rotating chassis A meshing rotating shaft; a rear annular gear is formed on the rotating chassis, and a front annular gear meshing with the rear annular gear is formed on the meshing rotating shaft. The freely rotatable telescopic smart arm according to claim 6, wherein a strip groove is provided on the end surface of the upper joint group close to the adjustable clamp, and a stopper is provided at the lower part of the strip groove. The upper part of the shaped groove is provided with a sliding bottom block connected to the stop block, a sliding groove is formed on the sliding bottom block, and a shaped clip is formed on both sides of the sliding groove; the two sides of the rotating chassis are respectively formed There is a card slot for the strip card strip to be inserted into. The freely rotatable and telescopic smart arm according to claim 3, wherein a plurality of middle joint groups are rotatably connected between the lower joint group and the upper joint group; the upper joint group, the middle joint group and the lower joint group are rotatably connected. The joint groups are respectively connected by several joints telescopically. According to claim 1, the freely rotatable and retractable smart arm, wherein the fixing device is a buckle strap, a Velcro strap or a suction cup. The freely rotatable telescopic smart arm as described in claim 1, wherein A power supply device is arranged in the base, and the charging wire of the power supply device sequentially penetrates the base and the telescopic joint assembly, so that the charging plug of the charging wire is exposed outside the upper part of the telescopic joint assembly. The freely rotatable telescopic smart arm according to claim 1, wherein an earphone is provided on the base, and a through hole is opened on the base, and one end of the earphone cord of the earphone sequentially penetrates the base and the telescopic joint assembly , The connecting plug of the earphone is exposed outside the upper part of the retractable joint assembly, and the other end of the earphone cord of the earphone passes through the through hole so that the earplug of the earphone is exposed outside the base.

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