CN217969396U - Supporting structure and electronic equipment support with same - Google Patents

Abstract

The utility model provides a support structure and an electronic equipment bracket with the same, including a housing, a first support arm, a second support arm, a third support arm, a connecting piece and a rotating assembly; the first support arm is configured to drive the second support arm and the third support arm respectively; the maximum width of the first support arm is configured such that when the height of the second end of the first support arm drops to the height of the second end of the second support arm and the second end of the third support arm, the first support arm The maximum width of the second end of the arm is smaller than the minimum width of the gap between the second end of the second support arm and the second end of the third support arm, so that the first support arm can continue to move downward through the gap to form the support structure. Compared with the prior art, the utility model can quickly and firmly clamp and fix the electronic equipment, so that the electronic equipment is not easy to shake, and the electronic equipment can be removed conveniently, which can prevent the electronic equipment from being dumped due to factors such as external collisions or bumps. Or fall, but also can effectively avoid the occurrence of traffic accidents.

Description

Support structure and electronic device holder having same

technical field

The utility model relates to the technical field of brackets, in particular to a supporting structure and an electronic equipment bracket with the same.

Background technique

With the advancement of science and technology, electronic equipment is becoming more and more popular, and more and more people start to use electronic equipment, but using electronic equipment for a long time can easily cause hand fatigue; there are electronic equipment brackets in the prior art, but existing Electronic equipment brackets are generally relatively large in size, and when not in use, it is troublesome to store and takes up space;

And with the improvement of the navigation function in the electronic equipment, the user also needs to use the electronic equipment more and more when driving, but the user usually cannot fix the electronic equipment quickly and stably when driving; Clip electronic equipment, but there are defects in the vehicle electronic equipment bracket in the prior art, for example:

The vehicle-mounted electronic device bracket in the prior art cannot firmly fix the electronic device, and the electronic device is prone to shaking after being placed on the bracket, and it is also easy to tip or fall when the external collision or the vehicle pad is bumped, and the electronic device cannot Quick and easy to be removed, resulting in inconvenient use, but also likely to cause safety accidents.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a support structure and an electronic equipment bracket with it, and the specific technical scheme is as follows:

The support structure includes a housing, a first support arm, a second support arm, a third support arm, a connecting piece and a rotating assembly; the first end of the first support arm, the first end of the second support arm and the The first ends of the third support arms are respectively pivoted to the connecting parts, and the connecting parts are configured to pivot to the housing;

The first support arm is configured to move axially under the action of an external force and drive the second support arm and the third support arm to expand respectively through the connecting piece; the rotating assembly is arranged on the housing for for assisting the expansion or contraction of the second support arm and the third support arm;

The maximum width of the second end of the first support arm is configured such that, at the height of the second end of the first support arm, it descends to the second end of the second support arm and the second end of the third support arm When the height is at the same height, the maximum width of the second end of the first support arm is smaller than the minimum width of the gap between the second end of the second support arm and the second end of the third support arm, so that the The first support arm can continue to move downward through the gap to form a support structure.

In a specific embodiment, the relationship between the maximum width of the first support arm and the gap includes:

W<L

Wherein, W is the maximum width of the second end of the first support arm, and L is the minimum orthographic projection width of the gap between the second end of the second support arm and the second end of the third support arm.

In a specific embodiment, elastic parts are also included;

The elastic member is arranged on the housing and connected to the connecting member, the elastic member is configured to accumulate potential energy under the action of an external force, and the elastic member is also configured to make the first support arm, the The second support arm and the third support arm are reset.

In a specific embodiment, the rotating assembly includes a first rotating member and a second rotating member, and the first rotating member and the second rotating member are both arranged on the housing;

A first track portion is provided on the second support arm, and the first rotating member and the first track portion are configured to contact and cooperate with each other to assist the second support arm to swing upward or downward;

A second track portion is provided on the third support arm, and the second rotating member and the second track portion are configured to contact and cooperate with each other to assist the third support arm to swing upward or downward.

In a specific embodiment, the housing has a chute;

The chute is used for accommodating the connecting piece, and the connecting piece is configured to be slidably arranged in the chute.

In a specific embodiment, it further includes a first limiter and a second limiter, both of which are arranged on the housing;

The first limiting member is used to limit the maximum distance of the second support arm swinging upwards, and the second limiting member is used to limit the maximum distance of the third supporting arm swinging upwards.

In a specific embodiment, it further includes a third limiting member and a fourth limiting member, the third limiting member and the fourth limiting member are both arranged on the housing;

The third limiting member is used to limit the maximum displacement of the second support arm to swing downward, and the fourth limit member is used to limit the maximum displacement of the third support arm to swing downward.

In a specific embodiment, the second end of the second support arm is provided with a first magnetic attraction assembly, and the second end of the third support arm is provided with a second magnetic attraction assembly;

The first magnetic attraction assembly and the second magnetic attraction assembly are configured to be magnetically engaged, so that the second support arm and the third support arm can be closed together when they return and swing downward.

In a specific embodiment, the housing has a first column and a second column;

The first rotating member is rotatably arranged on the column, and the second rotating member is rotatably arranged on the second column.

In a specific embodiment, an electronic device bracket is also provided, including the above-mentioned supporting structure, and also includes a mounting part, and the mounting part is used for cooperating with an external base for mounting;

The first support arm is configured to clamp one end of an external electronic device, and the second support arm and the third support arm are configured to clamp the other end of the electronic device.

Compared with the prior art, the utility model has the following beneficial effects:

The supporting structure provided by the utility model and the bracket for electronic equipment provided with it are small in size, convenient for storage, do not occupy space, can quickly and firmly clamp and fix the electronic equipment, make the electronic equipment not easy to shake, and can also conveniently place the electronic equipment Taking it off is convenient for users to use, and can prevent the electronic equipment from tipping or falling due to factors such as external collisions or bumps, and can also effectively avoid the occurrence of traffic accidents.

In order to make the above-mentioned purpose, features and advantages of the present invention more comprehensible, preferred embodiments are specifically cited below, together with the accompanying drawings, and are described in detail as follows.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the first state structure schematic diagram of support structure in the embodiment;

Fig. 2 is a schematic diagram of the structure of the second state of the support structure in the embodiment;

Fig. 3 is a schematic diagram of the internal structure of the first state of the support structure in the embodiment;

Fig. 4 is a schematic diagram of the internal structure of the second state of the support structure in the embodiment;

Fig. 5 is a schematic diagram of the structural disassembly of the electronic equipment bracket in the embodiment;

Fig. 6 is a schematic diagram of the relationship between the maximum width of the first support arm and the minimum orthographic projection width of the gap between the second support arm and the third support arm in the embodiment.

Description of main component symbols:

1-housing; 2-first support arm; 3-second support arm; 4-third support arm; 5-connector; 6-rotation assembly; 7-first silica gel; 8-second silica gel; The third silica gel; 10-inner recess; 11-elastic part; 12-first rotating part; 13-second rotating part; 14-first track part; 15-second track part; 16-chute; 17-th 1st limiter; 18-second limiter; 19-third limiter; 20-fourth limiter; 21-first magnetic assembly; 22-second magnetic assembly; 23-first column 24-the second column; 25-accommodating space; 26-installation portion; 27-opening; W-the maximum width of the second end of the first support arm; L-the minimum orthographic projection width of the gap.

detailed description

Example

As shown in Figures 1 to 6, this embodiment provides a support structure for supporting electronic equipment. The electronic equipment includes a mobile phone or a tablet, etc., and the support structure includes a housing 1, a first support arm 2, a second support arm 3, The third support arm 4, the connecting piece 5 and the rotating assembly 6, optionally, in the unused state, the arm body of the first support arm 2 along the length direction is located between the arm body of the second support arm 3 along the length direction and the third support arm 3 Between the arms of the support arms 4 along the length direction, the second end of the first support arm 2 is located above the second end of the second support arm 3 and the second end of the third support arm 4, and the second end of the first support arm 2 Two ends are the bottom of the first support arm 2, the second end of the second support arm 3 is the bottom of the second support arm 3, the second end of the third support arm 4 is the bottom of the third support arm 4; When not in use, the bottom of the first support arm 2 is above the bottom of the second support arm 3 and the bottom of the third support arm 4; the first end of the first support arm 2, the bottom of the second support arm 3 The first end of the first end and the first end of the third support arm 4 are respectively pivoted to the connector 5, that is, the first end of the first support arm 2 is connected to the connector 5, the first end of the second support arm 3 and the third support The first end of the arm 4 is respectively connected to the connecting member 5 by rotation; specifically, the first end of the first support arm 2, the first end of the second support arm 3 and the first end of the third support arm 4 can be respectively sleeved On the connector 5; the connector 5 is configured to pivot on the housing 1, that is, the connector 5 is configured to be slidably disposed on the housing 1, and when the connector 5 slides upward or downward on the housing 1, It can drive the first support arm 2 , the second support arm 3 and the third support arm 4 connected thereto to move upward or downward relative to the housing 1 ; the connecting member 5 can be selected as a connecting shaft, a bolt or a threaded column, etc.

The first support arm 2 is configured such that under the action of an external force, the connecting piece 5 moves axially downward relative to the housing 1 and drives the second supporting arm 3 and the third supporting arm 4 to unfold respectively through the connecting piece 5, namely: the first supporting arm 2. It is configured such that the connecting piece 5 moves axially downward relative to the casing 1 under the action of external force and drives the second supporting arm 3 and the third supporting arm 4 to swing upwards through the connecting piece 5; the rotating assembly 6 is arranged on the casing 1 , used to assist the second support arm 3 and the third support arm 4 to expand or retract, that is: the rotating assembly 6 is arranged on the housing 1, and is used to assist the second support arm 3 and the third support arm 4 to swing upward or downward .

Specifically, when the user places the electronic device on the second end of the first support arm 2, the first support arm 2 moves downward with the connection part 5 relative to the housing 1 due to the gravity of the electronic device, and the connection part 5 Driven by the first support arm 2, it moves in the chute 16 hereinafter, and drives the first end of the second support arm 3 and the first end of the third support arm 4 to move downward. At this time, the second support arm 3 The arm body of the second support arm 3 and the rotating assembly 6 are pressed against each other and achieve relative movement, that is, the arm body of the second support arm 3 and the first rotating member 12 below are pressed against each other and achieve relative movement, so that the second The second end of the support arm 3 swings upwards to clamp the electronic device, and the arm body of the third support arm 4 and the rotating assembly 6 are pressed against each other to achieve relative movement, that is, the arm body of the third support arm 4 and the following The second rotating parts 13 are pressed against each other and achieve relative movement, so that the second end of the third support arm 4 swings upwards to clamp the electronic device; the first support arm 2, the second support arm 3 and the third support arm A triangular bracket is thus formed between the arms 4, so that the electronic equipment will be clamped more firmly, and the electronic equipment will not be toppled and dropped due to the bumping of the car. When the electronic device is taken off, the elastic member 11 below will pass the first end of the first support arm 2, the first end of the second support arm 3 and the first end of the third support arm 4 upward through the connecting member 5. Pulling up, the second end of the second support arm 3 and the second end of the third support arm 4 will fall down and reset due to gravity.

Specifically, the second end of the first support arm 2 supports one end of the electronic device, and the second end of the second support arm 3 and the second end of the third support arm 4 support the other end of the electronic device to support the electronic device. The equipment is firmly and stably clamped; for example, the first support arm 2 supports the bottom end of the mobile phone, and the second end of the second support arm 3 and the second end of the third support arm 4 support the top of the mobile phone, so as to The mobile phone is firmly and stably clamped.

Specifically, the second end of the first support arm 2 is optionally provided with a first silica gel 7, the second end of the second support arm 3 is optionally provided with a second silica gel 8, and the second end of the third support arm 4 is optionally provided with The third silica gel 9 is provided, and the first silica gel 7, the second silica gel 8, and the third silica gel 9 can optionally have inner recesses 10 respectively. The setting of the inner recesses 10 can better carry and clamp the electronic equipment, which is conducive to firmness Clamp and fix electronic equipment stably.

The maximum width W of the second end of the first support arm is configured such that when the height of the second end of the first support arm 2 drops to the height of the second ends of the second support arm 3 and the second end of the third support arm 4 , the maximum width W of the second end of the first support arm is less than the minimum width of the gap between the second end of the second support arm 3 and the second end of the third support arm 4, so that the first support arm 2 can pass through the gap Continue moving down to create a support structure.

Specifically, when the first support arm 2 descends due to the gravity of the external electronic device, the first end of the first support arm 2 moves downward along with the connecting piece 5, and the second end of the first support arm 2 moves downward, The first end of the second support arm 3 and the first end of the third support arm 4 move downward along with the connecting piece 5, and the second end of the second supporting arm 3 goes up through the connecting piece 5 and the first rotating piece 12 below. Swing, the second end of the third support arm 4 swings upwards along with the connecting piece 5 and the second rotating member 13 below; when the height of the second end of the first support arm 2 drops to the second end of the second support arm 3 and At the height of the second end of the third support arm 4, the maximum width W of the second end of the first support arm is less than the gap between the second end of the second support arm 3 and the second end of the third support arm 4. The minimum width is to ensure that the first support arm 2 can continue to move downward through the gap to form a support structure.

Optionally, this embodiment is small in size, easy to store, does not take up space, can quickly and firmly clamp and fix the electronic equipment, so that the electronic equipment is not easy to shake, and can also be easily removed, which is convenient for users to use. Avoid external collisions or bumps and other factors that cause electronic equipment to topple or fall, and can also effectively avoid traffic accidents.

In this embodiment, the relationship between the maximum width W of the second end of the first support arm and the gap includes: W<L; wherein, W is the maximum width W of the second end of the first support arm, and L is the second support arm The minimum orthographic width L of the gap between the second end of 3 and the second end of the third support arm 4, that is: the maximum width W of the second end of the first support arm is smaller than the second end of the second support arm 3 and The minimum orthographic projection width L of the gap between the second ends of the third support arm 4 enables the first support arm 2 to continue to move downward through the gap.

In this embodiment, an elastic member 11 is also included; the elastic member 11 is arranged on the housing 1 and connected to the connecting member 5, the elastic member 11 is configured to accumulate potential energy under the action of an external force, and the elastic member 11 is also configured to make the first support The arm 2, the second support arm 3 and the third support arm 4 are reset.

Specifically, the elastic member 11 may be a spring; one end of the spring is connected to the casing 1, and the other end of the spring is connected to the connecting member 5, that is, specifically, the other end of the spring may be sleeved on the connecting member 5, when the electronic device When placed on the second end of the first bearing part, the connecting part 5 moves downward relative to the housing 1 due to the gravity of the electronic device. At this time, the spring is stretched by the connecting part 5 to accumulate potential energy, so that the first support arm 2 The supporting arm 3 and the third supporting arm 4 are more stable in holding and supporting the electronic device; when the electronic device is taken off, the spring releases the potential energy and drives the connecting part 5 to move upward relative to the housing 1 to reset, and the connecting part 5 moves upward through the spring Move and reset and drive the first support arm 2, the second support arm 3 and the third support arm 4 to reset, that is: the connecting piece 5 moves upwards and resets through the spring and drives the first end of the first support arm 2 and the second support arm 3 The first end of the first end of the support arm 4 and the first end of the third support arm 4 move upward and reset. At this time, the arm body of the second support arm 3 and the first rotating member 12 are pressed against each other and move relative to each other. The arm of the third support arm 4 The body and the second rotating member 13 are pressed against each other and move relative to each other, so that the second end of the second support arm 3 and the second end of the third support arm 4 swing down due to the gravity factor to realize reset.

Specifically, when the electronic device is taken off, the elastic member 11 will push the first end of the first support arm 2, the first end of the second support arm 3 and the first end of the third support arm 4 upward through the connecting member 5. Pulling up, the second end of the second support arm 3 and the second end of the third support arm 4 will fall down and reset due to gravity.

In this embodiment, the rotating assembly 6 includes a first rotating member 12 and a second rotating member 13, and the first rotating member 12 and the second rotating member 13 are both arranged on the housing 1; The track part 14, the first rotating member 12 and the first track part 14 are configured to contact and cooperate with each other to assist the second support arm 3 to swing upward or downward; the third support arm 4 is provided with a second track part 15, The second rotating member 13 and the second track portion 15 are configured to contact and cooperate with each other to assist the third support arm 4 to swing upward or downward.

Specifically, when the first track portion 14 on the second support arm 3 is in close contact with the first rotating member 12, the first rotating member 12 moves relative to the first track portion 14 through rotation, so that the second support arm 3 swing up or down; when the second track part 15 on the third support arm 4 is in close contact with the second rotating part 13, the second rotating part 13 will move relative to the second track part 15 through rotation, so that The third support arm 4 swings upward or downward; optionally, the first rotating member 12 and the second rotating member 13 may optionally include rotors or rolling bearings.

In this embodiment, the housing 1 has a sliding slot 16 ; the sliding slot 16 is used to accommodate the connecting piece 5 , and the connecting piece 5 is configured to be slidably disposed in the sliding slot 16 .

When the electronic device is placed on the first support arm 2, the connecting part 5 moves down in the chute 16 due to the gravity of the electronic device. 16 to move upward; the setting of the chute 16 can play a role in guiding the connecting piece 5, and further play a role in guiding the first end of the first support arm 2, the first end of the second support arm 3 and the third support arm The first end of 4 performs the guiding function.

In this embodiment, a first limiting member 17 and a second limiting member 18 are also included, and both the first limiting member 17 and the second limiting member 18 are arranged on the housing 1; the first limiting member 17 is used for Limit the maximum distance that the second support arm 3 can swing upwards, and the second limiter 18 is used to limit the maximum distance that the third support arm 4 can swing upwards; specifically, the first limiter 17 and the second limiter 18 are both The structure of the baffle.

In this embodiment, a third limiting member 19 and a fourth limiting member 20 are also included, and both the third limiting member 19 and the fourth limiting member 20 are arranged on the housing 1; the third limiting member 19 is used for Limiting the maximum displacement of the second support arm 3 swinging downwards, the fourth limiting member 20 is used to limit the maximum displacement of the third supporting arm 4 swinging downwards; specifically, the third limiting member 19 and the fourth limiting member 20 Both are baffle structures.

In this embodiment, the second end of the second support arm 3 is provided with a first magnetic assembly 21, and the second end of the third support arm 4 is provided with a second magnetic assembly 22; the first magnetic assembly 21 and the second The magnetic attraction components 22 are configured to be magnetically engaged, so that the second support arm 3 and the third support arm 4 can be closed together when they return and swing downward.

Specifically, the first magnetic attraction component 21 includes a ferromagnetic metal, and the second magnetic attraction component 22 includes a magnet; or, the first magnetic attraction component 21 includes a magnet, and the second magnetic attraction component 22 includes a ferromagnetic metal; or, the first magnetic attraction component 22 includes a ferromagnetic metal; Both the suction assembly 21 and the second magnetic assembly 22 include magnets; optionally, in this embodiment, the optional first magnetic assembly 21 is a first ring magnet, and the optional second magnetic assembly 22 is a second ring magnet , the first ring magnet is optionally sleeved on the second end of the second support arm 3 , and the second ring magnet is optionally sleeved on the second end of the third support arm 4 .

In this embodiment, the housing 1 has a first upright post 23 and a second upright post 24 ; the first rotating member 12 is rotatably disposed on the upright post, and the second rotating member 13 is rotatably disposed on the second upright post 24 .

Optionally, in this embodiment, the housing 1 has an accommodating space 25 inside, the first end of the first support arm 2, the first end of the second support arm 3, the first end of the third support arm 4, the elastic member 11. Connecting piece 5, rotating assembly 6, chute 16, first limiter 17, second limiter 18, third limiter 19, fourth limiter 20, first column 23 and second column 24 are optionally located in the accommodation space 25 inside the housing 1 .

In this embodiment, the side of the housing 1 has an opening 27 for accommodating the first support arm 2, the second support arm 3 and the third support arm 4, and also for making the first support arm 2, the second support arm 3 and the third support arm 4 move on the opening 27, that is, the opening 27 on the side of the housing 1 is used to enable the first support arm 2 to move up or down, and the second support arm 3 and the third support arm 4 Able to swing up or down.

In this embodiment, an electronic device bracket is also provided, including the above-mentioned support structure, and also includes a mounting part 26, which is optionally located on the back of the housing 1; the mounting part 26 is used for cooperating with an external base to install The structure is fixed on the external base, or the mounting part 26 is used to support the supporting structure; the external base can be selected as a position in the vehicle cab, such as the position of the air outlet of the air conditioner; the first support arm 2 is configured to clamp external electronic equipment One end of the second support arm 3 and the third support arm 4 are configured to clamp the other end of the electronic device, for example, the first support arm 2 is configured to clamp the bottom end of the mobile phone, the second support arm 3 and the third support arm 4 It is configured to clamp the top of the mobile phone; specifically, the second end of the first support arm 2 is configured to clamp the bottom end of the mobile phone, and the second end of the second support arm 3 and the second end of the third support arm 4 are configured as Grip the top of the phone. Specifically, the electronic equipment bracket in this embodiment may be used in a vehicle, that is, the electronic equipment bracket in this embodiment may be a vehicle electronic equipment bracket.

Compared with the prior art, the support structure provided by this embodiment and the electronic equipment bracket provided therewith are small in size, convenient for storage, do not occupy space, and can quickly and securely clamp and fix the electronic equipment so that the electronic equipment is not easy to shake. The electronic device can also be conveniently removed, which is convenient for users to use, can avoid external collisions or bumps and other factors causing the electronic device to topple or fall, and can also effectively avoid the occurrence of traffic accidents.

Those skilled in the art can understand that the accompanying drawing is only a schematic diagram of a preferred implementation scene, and the modules or processes in the accompanying drawing are not necessarily necessary for implementing the utility model.

Those skilled in the art can understand that the modules in the devices in the implementation scenario can be distributed among the devices in the implementation scenario according to the description of the implementation scenario, or can be located in one or more devices different from the implementation scenario according to corresponding changes. The modules of the above implementation scenarios can be combined into one module, or can be further split into multiple sub-modules.

The serial numbers of the above-mentioned utility model are only for description, and do not represent the pros and cons of the implementation scenarios.

The above disclosures are only a few specific implementation scenarios of the present utility model, but the present utility model is not limited thereto, and any changes conceivable by those skilled in the art should fall within the protection scope of the present utility model.

Claims (10)

1. Support structure, characterized in that: It includes a housing, a first support arm, a second support arm, a third support arm, a connecting piece and a rotating assembly; the first end of the first support arm, the first end of the second support arm and the first support arm The first ends of the three support arms are respectively pivoted to the connecting piece, and the connecting piece is configured to pivot to the housing; The first support arm is configured to move axially under the action of an external force and drive the second support arm and the third support arm to expand respectively through the connecting piece; the rotating assembly is arranged on the housing for for assisting the expansion or contraction of the second support arm and the third support arm; The maximum width of the second end of the first support arm is configured such that, at the height of the second end of the first support arm, it descends to the second end of the second support arm and the second end of the third support arm When the height is at the same height, the maximum width of the second end of the first support arm is smaller than the minimum width of the gap between the second end of the second support arm and the second end of the third support arm, so that the The first support arm can continue to move downward through the gap to form a support structure. 2. A support structure according to claim 1, characterized in that: The relationship between the maximum width of the first support arm and the gap includes: W<L Wherein, W is the maximum width of the second end of the first support arm, and L is the minimum orthographic projection width of the gap between the second end of the second support arm and the second end of the third support arm. 3. The support structure of claim 1, wherein: Also includes elastic members; The elastic member is arranged on the housing and connected to the connecting member, the elastic member is configured to accumulate potential energy under the action of an external force, and the elastic member is also configured to make the first support arm, the The second support arm and the third support arm are reset. 4. The support structure of claim 1, wherein: The rotating assembly includes a first rotating member and a second rotating member, and the first rotating member and the second rotating member are both arranged on the housing; A first track portion is provided on the second support arm, and the first rotating member and the first track portion are configured to contact and cooperate with each other to assist the second support arm to swing upward or downward; A second track portion is provided on the third support arm, and the second rotating member and the second track portion are configured to contact and cooperate with each other to assist the third support arm to swing upward or downward. 5. The support structure of claim 1, wherein: The housing has a chute; The chute is used for accommodating the connecting piece, and the connecting piece is configured to be slidably arranged in the chute. 6. The support structure of claim 1, wherein: It also includes a first limiter and a second limiter, the first limiter and the second limiter are both arranged on the housing; The first limiting member is used to limit the maximum distance of the second support arm swinging upwards, and the second limiting member is used to limit the maximum distance of the third supporting arm swinging upwards. 7. The support structure of claim 1, wherein: It also includes a third limiter and a fourth limiter, the third limiter and the fourth limiter are both arranged on the housing; The third limiting member is used to limit the maximum displacement of the second support arm to swing downward, and the fourth limit member is used to limit the maximum displacement of the third support arm to swing downward. 8. The support structure of claim 1, wherein: The second end of the second support arm is provided with a first magnetic assembly, and the second end of the third support arm is provided with a second magnetic assembly; The first magnetic attraction assembly and the second magnetic attraction assembly are configured to be magnetically engaged, so that the second support arm and the third support arm can be closed together when they return and swing downward. 9. The support structure of claim 4, wherein: The housing has a first column and a second column; The first rotating member is rotatably arranged on the column, and the second rotating member is rotatably arranged on the second column. 10. An electronic equipment support, comprising the support structure according to any one of claims 1-9, characterized in that: It also includes a mounting part, which is used for cooperating with the external base for mounting; The first support arm is configured to clamp one end of an external electronic device, and the second support arm and the third support arm are configured to clamp the other end of the electronic device.

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