CN217784783U

CN217784783U - Adjustable support arm

Info

Publication number: CN217784783U
Application number: CN202220992895.1U
Authority: CN
Inventors: 吴易景钊
Original assignee: Ningbo Jinghe Health Technology Co ltd
Current assignee: Ningbo Jinghe Health Technology Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-11-11
Anticipated expiration: 2032-04-27

Abstract

The utility model relates to an adjustable support arm, including forearm, postbrachium, knob adjustment structure and postbrachium connecting block, the postbrachium connecting block fix on the forearm, the postbrachium connecting block connect on the postbrachium through inserting in the mounting hole, knob adjustment structure install at the forearm end, adjust elasticity through rotatory knob adjustment structure, knob adjustment structure make a sound at rotatory in-process, provide user's sound feedback, the postbrachium connecting block make a sound when rotatory in the mounting hole of postbrachium, provide user's sound feedback. Adopted the utility model discloses an adjustable support arm has knob adjustment value function, has multiple adjustment value's mode, and the user can select in a flexible way, directly rotates the knob or rotates the knob through the instrument. The support arm of the device also has a sound feedback function, and when the knob is rotated and the forearm is installed, the support arm can make sound to remind a user of the state at the moment and give sound feedback.

Description

Adjustable support arm

Technical Field

The utility model relates to a mechanical structure field especially relates to the strutting arrangement field, specifically indicates an adjustable support arm.

Background

The support arm among the prior art usually adopts the mode of adjusting the upper arm dynamics, uses tools such as allen key usually. The supporting arm of prior art does not control the warning sound when adjusting dynamics or rotating the product angle, can't remind the user, and is very inconvenient. The support arm base of the support arm in the prior art is troublesome to operate and inconvenient to use when a pre-adjusting and quick clamping function is used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcomings of the prior art and providing an adjustable supporting arm which has simple structure, simple operation and wide application range.

In order to achieve the above object, the present invention provides an adjustable support arm comprising:

this adjustable support arm, its key feature is, adjustable support arm include forearm, postbrachium, knob regulation structure and postbrachium connecting block, the postbrachium connecting block fix on the forearm, the postbrachium connecting block connect on the postbrachium through inserting in the mounting hole, knob regulation structure install at the forearm end, adjust elasticity through rotatory knob regulation structure, knob regulation structure sound at rotatory in-process, provide user's sound feedback, the postbrachium connecting block sound when rotatory in the mounting hole of postbrachium, provide user's sound feedback.

Preferably, knob adjustment structure include regulating spindle, knob and adjusting screw connect through the regulating spindle and carry out the synchronization, the knob lock on the forearm, rotate the knob, drive the adjusting screw rotation through the regulating spindle and adjust elasticity.

Preferably, the knob adjusting structure further comprises a wrench, wherein an adjusting hole is formed in the top end of the knob, one end of the wrench is inserted into the adjusting hole, and the knob is rotated by rotating the wrench.

Preferably, the knob adjusting structure further comprises a gear, the gear is sleeved on the adjusting shaft, a notch is formed in the inner portion of the tail end of the front arm, the adjusting shaft is embedded in the notch, and the adjusting shaft drives the gear to rotate.

Preferably, the adjustable support arm further comprises a first marble screw, the tail end of the forearm is provided with a threaded hole, the first marble screw is screwed into the threaded hole of the forearm and abuts against the gear teeth of the gear, and the first marble screw makes a sound by friction with the gear to provide sound feedback for a user.

Preferably, the adjusting shaft is a hexagonal shaft or other non-rotating shaft.

Preferably, the adjustable support arm still include the second marble screw, the second marble screw follow back arm below screw in, the bottom of back arm connecting block have a gear, work as when the back arm connecting block inserted the back arm, the second marble screw block go into in the gear of back arm connecting block, when the back arm connecting block was downthehole rotatory at the back arm, the gear friction of marble screw and back arm connecting block sounded, provided user's sound feedback.

Preferably, the forearm comprises a first forearm assembly and a second forearm assembly, the first forearm assembly and the second forearm assembly are identical in structure, and the forearm is formed by combining the first forearm assembly and the second forearm assembly.

Adopted the utility model discloses an adjustable support arm has knob adjustment value function, has the mode of multiple adjustment value, and the user can select in a flexible way, directly rotates the knob or rotates the knob through the instrument. The support arm of the device also has a sound feedback function, when the knob is rotated and the forearm is installed, the support arm can make a sound to remind a user of the state at the moment and give sound feedback, so that the user is prevented from being lost and not knowing whether the installation is finished or not when the user adjusts the device, and the device is more convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of the adjustable supporting arm of the present invention.

Fig. 2 is a schematic view of the knob adjusting structure of the adjustable supporting arm of the present invention.

Fig. 3 is a schematic view of the rear arm connecting block of the adjustable supporting arm of the present invention.

Reference numerals:

1. front arm

2. Rear arm

3. Rear arm connecting block

4. First forearm

5. The second forearm

6. Rotary knob

7. Adjusting shaft

8. Gear wheel

9. Adjusting screw

10. Spanner

11. First marble screw

12. Second marble screw

Detailed Description

In order to more clearly describe the technical content of the present invention, the following further description is made in conjunction with specific embodiments.

The utility model discloses an adjustable support arm, including forearm 1, postbrachium 2, knob adjustment structure and postbrachium connecting block 3, postbrachium connecting block 3 fix on forearm 1, postbrachium connecting block 3 connect on postbrachium 2 through inserting in the mounting hole, knob adjustment structure install at forearm 1 end, adjust elasticity through rotatory knob adjustment structure, knob adjustment structure make a sound at rotatory in-process, provide user's sound feedback, postbrachium connecting block 3 make a sound when the mounting hole of postbrachium 2 is rotatory, provide user's sound feedback.

As the preferred embodiment of the utility model, knob regulation structure include regulating shaft 7, knob 6 and adjusting screw 9 connect through regulating shaft 7 and carry out the synchronization, 6 locks of knob on forearm 1, rotate knob 6, drive adjusting screw 9 through regulating shaft 7 and rotate and adjust elasticity.

As a preferred embodiment of the present invention, the knob adjusting structure further includes a wrench 10, the top end of the knob 6 has an adjusting hole, one end of the wrench 10 is inserted into the adjusting hole, and the knob 6 is rotated by rotating the wrench 10.

As the preferred embodiment of the present invention, the knob adjusting structure further includes a gear 8, the gear 8 is sleeved on the adjusting shaft 7, the inner part of the end of the front arm 1 is provided with a notch, the adjusting shaft 7 is embedded in the notch, and the adjusting shaft 7 drives the gear 8 to rotate.

As the preferred embodiment of the present invention, the adjustable supporting arm further comprises a first marble screw 11, the end of the forearm 1 has a threaded hole, the first marble screw 11 is screwed into the threaded hole of the forearm 1 and pushes against the teeth of the gear 8, the first marble screw 11 and the gear 8 rub to make a sound, thereby providing the sound feedback for the user.

As a preferred embodiment of the present invention, the adjusting shaft 7 is a hexagonal shaft or other non-rotating shaft.

As the preferred embodiment of the present invention, the adjustable support arm further comprises a second marble screw 12, the second marble screw 12 is screwed in from the lower part of the rear arm 2, the bottom of the rear arm connecting block 3 has a gear, when the rear arm connecting block 3 is inserted into the rear arm 2, the second marble screw 12 is clamped into the gear of the rear arm connecting block 3, when the rear arm connecting block 3 rotates in the hole of the rear arm 2, the marble screw makes a sound with the gear friction of the rear arm connecting block 3, so as to provide the sound feedback of the user.

As the preferred embodiment of the utility model, the forearm 1 comprises a first forearm assembly 4 and a second forearm assembly 5, the first forearm assembly 4 and the second forearm assembly 5 have the same structure, and the first forearm assembly 4 and the second forearm assembly 5 are spliced to form the forearm 1.

The utility model discloses an among the embodiment, knob adjustment value function and sound feedback function have.

(1) Knob adjustment force value function:

the utility model discloses have two kinds of adjustment value modes, direct clockwise or anticlockwise adjust knob 6 promptly, or pass through the regulation hole adjustment at 6 tops of knob with the instrument.

The structural principle is shown in figure 2: the adjusting shaft 7 connects the adjusting screw 9 and the knob 6. Knob 6 is snap fit to first forearm assembly 4 and second forearm assembly 5. The knob 6 is rotated, and the adjusting screw 9 is driven to rotate through the adjusting shaft 7, so that the elasticity is adjusted. The user can also adjust the spring force by turning the knob 6 with the aid of the wrench 10.

(2) The sound feedback function:

A. when the force value is adjusted, a rhythmic sound is given out during rotation, and the feedback is given to an operator:

the structure principle is as shown in fig. 2, the adjusting shaft 7 drives the gear 8 to rotate, the first marble screw 11 is screwed into the threaded hole of the forearm 1 and abuts against the teeth of the gear 8, and the first marble screw 11 rubs with the gear 8 to make a sound.

B. When the product is rotated, a rhythmic sound is emitted to give feedback to an operator:

the structure principle is as shown in fig. 3, and there is the tooth bottom trailing arm connecting block 3, and second marble screw 12 is from the screw in below the trailing arm 2, and when trailing arm connecting block 3 inserted trailing arm 2, second marble screw 12 card was gone into in the tooth of trailing arm connecting block 3, and when trailing arm connecting block 3 was downthehole rotatory at trailing arm 2, second marble screw 12 sounded with the tooth friction of trailing arm connecting block 3.

For a specific implementation of this embodiment, reference may be made to the relevant description in the above embodiments, which is not described herein again.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar contents in other embodiments may be referred to for the contents which are not described in detail in some embodiments.

It should be noted that, in the description of the present invention, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means at least two unless otherwise specified.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Adopted the utility model discloses an adjustable support arm has knob adjustment value function, has the mode of multiple adjustment value, and the user can select in a flexible way, directly rotates the knob or rotates the knob through the instrument. The support arm of the device also has a sound feedback function, when the knob is rotated and the front arm is installed, the support arm can make a sound to remind a user of the current state and give sound feedback, so that the user is prevented from being lost and not knowing whether the installation is finished or not during adjustment, and the device is more convenient to use.

In this specification, the invention has been described with reference to specific embodiments thereof. It will, however, be evident that various modifications and changes may be made thereto without departing from the broader spirit and scope of the invention. The specification and drawings are, accordingly, to be regarded in an illustrative rather than a restrictive sense.

Claims

1. The utility model provides an adjustable support arm, its characterized in that, adjustable support arm include forearm, postbrachium, knob adjustment structure and postbrachium connecting block, the postbrachium connecting block fix on the forearm, the postbrachium connecting block connect on the postbrachium through inserting in the mounting hole, knob adjustment structure install at the forearm end, adjust elasticity through rotatory knob adjustment structure, knob adjustment structure sound at rotatory in-process, provide user's sound feedback, the postbrachium connecting block sound when rotatory in the mounting hole of postbrachium, provide user's sound feedback.

2. The adjustable support arm of claim 1, wherein the knob adjustment mechanism comprises an adjustment shaft, a knob and an adjustment screw, the knob and the adjustment screw are connected via the adjustment shaft for synchronization, the knob is fastened to the forearm, the knob is rotated, and the adjustment shaft drives the adjustment screw to rotate to adjust the elastic force.

3. The adjustable support arm of claim 2, wherein said knob adjustment structure further comprises a wrench, said knob having an adjustment hole at a top end thereof, said wrench having an end inserted into said adjustment hole, said knob being rotated by rotating said wrench.

4. The adjustable support arm of claim 2 wherein said knob adjustment structure further comprises a gear, said gear is mounted on an adjustment shaft, said forearm has a notch in the distal end thereof, said adjustment shaft is received in said notch, said adjustment shaft drives said gear to rotate.

5. An adjustable support arm according to claim 4 wherein said adjustable support arm further comprises a first ball screw, said forearm having a threaded bore at its distal end, said first ball screw being threaded into said threaded bore of the forearm and engaging the teeth of the gear, said first ball screw rubbing against the gear to provide audible feedback to the user.

6. The adjustable support arm of claim 2, wherein said adjustment shaft is a hex shaft or a non-rotatable shaft.

7. An adjustable support arm according to any one of claims 1 to 6 wherein the adjustable support arm further comprises a second ball screw screwed in from below the rear arm, the bottom of the rear arm connecting block has a gear, when the rear arm connecting block is inserted into the rear arm, the second ball screw is snapped into the gear of the rear arm connecting block, and when the rear arm connecting block is rotated in the hole of the rear arm, the ball screw and the gear of the rear arm connecting block rub to make a sound to provide a user with an audible feedback.

8. An adjustable support arm according to any one of claims 1 to 6, wherein the forearm comprises a first forearm assembly and a second forearm assembly, the first and second forearm assemblies being of identical construction, the forearm being assembled by mating the first and second forearm assemblies.