CN211720594U - Vehicle mobile phone gravity support - Google Patents

Abstract

The utility model discloses a vehicle mobile phone gravity support, include: a clamping head; the backrest frame is hinged with the clamping joint; the lower supporting arm is connected with the backrest frame in a sliding manner, one of the backrest frame and the lower supporting arm is provided with a sliding groove, the other one of the backrest frame and the lower supporting arm is provided with a clamping protrusion connected with the sliding groove in a sliding manner, the sliding groove extends along the vertical direction, and the lower supporting arm is provided with a supporting groove; at least two last swing arms, lie in the top of trailing arm down and along the horizontal direction interval and relative setting, the first end of each last swing arm all is equipped with the clamping piece, the second end all is articulated mutually with trailing arm down, the first end of swing arm is higher than the second end in vertical direction, it is articulated mutually with the back frame to go up the swing arm through the articulated shaft, the articulated shaft lies in between first end and the second end, the clamping piece is articulated mutually with last swing arm, the articulated shaft is greater than the distance of articulated shaft and last swing arm second end with the distance of last swing arm first end. Go up the swing arm and carry out the centre gripping with lower trailing arm interlock to the cell-phone of multiple size fixed, support firmly, reduce the area of sheltering from to the air outlet simultaneously.

Description

Vehicle mobile phone gravity support

Technical Field

The utility model relates to a cell phone stand technical field, more specifically say, relate to a vehicle mobile phone gravity support.

Background

The mobile phone is a daily necessity with high use frequency in daily life, and is required to be fixed on an instrument desk at the front part of a vehicle by a mobile phone support in the driving process, and is generally fixed on a fan sheet of a ventilation opening, so that an air outlet can be shielded, and the use of an air conditioner in the vehicle is influenced. Meanwhile, the mobile phones are various in types and different in size, the vehicle-mounted mobile phone support in the prior art clamps the mobile phones to fix the mobile phones, the mobile phones are prevented from falling off due to instability in driving, the mobile phones with different sizes cannot be fixed by the same vehicle-mounted mobile phone support, and the vehicle-mounted mobile phone support is not wide in applicability.

Therefore, how to reduce the shielding of the vehicle-mounted mobile phone support to the air outlet and improve the applicability to mobile phones with different sizes becomes a problem that needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vehicle mobile phone gravity support, it uses the last swing arm that can the interlock and holds in the palm the arm down and carry out the centre gripping to the cell-phone fixed, supports firm, can fix multiple not unidimensional cell-phone, reduces the area of sheltering from to the air outlet simultaneously.

In order to achieve the above object, the utility model provides a vehicle-mounted mobile phone gravity support, which comprises a clamping joint for connecting with a fan blade of an air outlet; the backrest frame is hinged with the clamping joint; the lower supporting arm is connected with the backrest frame in a sliding mode, a sliding groove for the lower supporting arm to slide and move is formed in one of the backrest frame and the lower supporting arm, a clamping protrusion extending into the sliding groove and connected with the sliding groove in a sliding mode is formed in the other backrest frame or the lower supporting arm, the sliding groove extends in the vertical direction, and a supporting groove for supporting a mobile phone is formed in the lower supporting arm; the upper swing arm is provided with at least two upper swing arms, the two upper swing arms are located above the lower supporting arm and are arranged oppositely at intervals along the horizontal direction, the first ends of the upper swing arms are provided with clamping pieces, the second ends of the upper swing arms are hinged with the lower supporting arm, the first ends of the upper swing arms are higher than the second ends of the upper swing arms along the vertical direction, the upper swing arms are hinged with the backrest frame through hinge shafts, the hinge shafts are located between the first ends of the upper swing arms and the second ends of the upper swing arms, the clamping pieces are hinged with the upper swing arms, and the distance between the hinge shafts and the first ends of the upper swing arms is larger than the distance between the hinge shafts and the second ends of the upper swing arms.

Preferably, an elastic resetting piece is arranged between the lower supporting arm and the backrest frame, when the lower supporting arm moves downwards under the action of pressure, the elastic resetting piece generates elastic deformation, and when the pressure on the lower supporting arm disappears, the elastic resetting piece restores the elastic deformation to drive the lower supporting arm to move upwards for resetting.

Preferably, the backrest frame further comprises at least two connecting arms, the two connecting arms are arranged at intervals along the horizontal direction, one end of each connecting arm is hinged to the clamping piece, and the other end of each connecting arm is hinged to the backrest frame.

Preferably, the lower bracket arm is provided with an intermediate connecting piece connected with the backrest frame in a sliding manner and two sub bracket arms respectively positioned on two sides, the two sub bracket arms are respectively provided with the supporting grooves, the two supporting grooves respectively comprise flat bottoms extending along the horizontal direction, and the horizontal heights of the bottoms of the flat bottoms are consistent.

Preferably, two the support groove still all includes the kink of upwards buckling, the kink is located the support groove is kept away from the one end of middle connecting piece.

Preferably, the end part of the lower end of the clamping piece is used for abutting against the end part of the bending part of the branch supporting arm along the width direction and the thickness direction; the material of lower trailing arm is established to the metal, the material of going up the swing arm is established to the plastic.

Preferably, the opposite sides of the two clamping sheets are provided with clamping grooves for fixing the mobile phone, and the notches of the two clamping grooves are arranged oppositely.

Preferably, the clamping grooves extend along the length direction of the clamping sheets, and each clamping groove is provided with a first arc part protruding towards the direction of the groove bottom.

Preferably, the upper swing arm is provided with a second arc part protruding downwards along the length direction.

Preferably, the elastic reset piece is a pressure spring, the lower supporting arm is provided with a long notch, the backrest frame is provided with a baffle opposite to the notch, the pressure spring is located in the notch, one end of the pressure spring abuts against the baffle, and the other end of the pressure spring abuts against the lower supporting arm.

In the technical scheme provided by the utility model, the gravity bracket of the vehicle-mounted mobile phone is clamped on the fan strip of the air outlet of the vehicle through the clamping head, and the backrest frame is hinged with the clamping head, so that the angle of the mobile phone can be adjusted; the back frame is connected with lower trailing arm and last swing arm, and lower trailing arm and back frame sliding connection and along vertical direction sliding displacement are provided with the support groove that is used for supporting the cell-phone on the trailing arm down, and the second end of going up the swing arm is articulated with lower trailing arm, and first end is articulated with the clamping piece, and first end is higher than and holds with the second, and is provided with the articulated shaft between the both ends, articulates mutually with the back frame through the articulated shaft, and the articulated shaft is greater than the distance of articulated shaft and second end with the distance of first end.

When the mobile phone is placed in the supporting groove, the lower supporting arm is pressed to move downwards, and meanwhile, the lower second end of the upper swing arm is driven to move downwards, the upper swing arm takes the hinge shaft as a rotating point, the higher first end of the upper swing arm rotates upwards, and the two upper swing arms which are spaced and oppositely arranged along the horizontal direction are close to each other, so that the two clamping sheets respectively clamp the mobile phone in the middle left and right. According to the arrangement, the mobile phone is fixed by the lower supporting arm and the upper swing arm, the left side, the right side and the bottom are clamped and fixed, and the clamping is stable; the backrest frame does not need to support the mobile phone basically, so that the area can be effectively reduced, and the shielding of an air outlet is reduced; the lower supporting arm and the upper swing arm are linked to clamp the mobile phone, and the smaller downward movement size can drive the mobile phone to generate a larger upward rotation angle, so that the mobile phone with various sizes can be clamped, and the application range of clamping is remarkably increased.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an axonometric view of a closed state of a gravity support of a vehicle-mounted mobile phone in an embodiment of the present invention;

fig. 2 is an axonometric view of the vehicle-mounted mobile phone gravity support in the expanded state in the embodiment of the present invention;

fig. 3 is a schematic front view of a closed state of a vehicle-mounted mobile phone holder according to an embodiment of the present invention;

fig. 4 is a schematic front view of the vehicle-mounted mobile phone gravity support in an expanded state according to an embodiment of the present invention;

fig. 5 is a schematic reverse side view of the vehicle-mounted mobile phone gravity support in the embodiment of the present invention in an expanded state;

fig. 6 is a top view of the vehicle-mounted mobile phone gravity bracket in the embodiment of the present invention in a closed state;

fig. 7 is a side view of the vehicle-mounted mobile phone gravity bracket in the embodiment of the present invention in a closed state.

In fig. 1-7:

1. a clamping head; 2. a backrest frame; 3. a lower supporting arm; 301. an intermediate connecting sheet; 311. a chute; 302. a support arm is divided; 321. a support groove; 322. a bending section; 4. clamping and fixing the sheet; 401. a card slot; 402. a first arc portion; 5. an upper swing arm; 501. a second arc portion; 6. a connecting arm; 7. a pressure spring; 8. and (4) hinging the shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An object of this embodiment is to provide a vehicle-mounted mobile phone gravity support, it uses the last swing arm that can the interlock and holds in the palm the arm down and carry out the centre gripping to the cell-phone fixed, supports firm, can fix multiple not unidimensional cell-phone, reduces the area of sheltering from to the air outlet simultaneously.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1-7, the vehicle-mounted mobile phone gravity support provided in this embodiment includes a clamping joint 1 for connecting with a fan blade of an air outlet, a backrest frame 2 hinged to the clamping joint 1, and a lower support arm 3 and an upper swing arm 5 connected to the backrest frame 2 and used for fixing a mobile phone. As shown in fig. 7, the fastening joint 1 is provided with a fastening groove for fastening on the fan strip, so that the bracket is fixed at the air outlet. The backrest frame 2 is hinged with the clamping joint 1 through a ball hinge structure, so that after the mobile phone is fixed by the support, the angle of the mobile phone can be adjusted, and the mobile phone is convenient to use and check. The lower supporting arm 3 and the upper swing arm 5 are arranged in a linkage manner, the lower supporting arm 3 is connected with the backrest frame 2 in a sliding manner and can slide and move along the vertical direction, one of the backrest frame 2 and the lower supporting arm 3 is provided with a sliding groove 311, the other one is provided with a clamping protrusion extending into the sliding groove 311, and the clamping protrusion is connected with the sliding groove 311 in a sliding manner. The lower bracket arm 3 is provided with a supporting groove 321 for supporting the mobile phone, the notch of the supporting groove 321 faces upwards, and when the mobile phone is placed in the supporting groove 321, the lower bracket arm 3 moves downwards under the action of the gravity of the mobile phone.

Go up the swing arm 5 and be provided with two at least, these two go up swing arm 5 and be located the top of trailing arm 3 down and along the horizontal direction interval and set up relatively, the first end of each go up swing arm 5 all is provided with the clamping piece 4, the second end all is articulated mutually with trailing arm 3 down, the first end of each go up swing arm 5 along vertical direction is higher than the second end, and be provided with articulated shaft 8 between the first end of going up swing arm 5 and the second end, it is articulated and articulated shaft 8 and back frame 2 fixed connection to go up swing arm 5, then go up swing arm 5 and pass through articulated shaft 8 and back frame 2 articulated mutually. Meanwhile, the clamping pieces 4 are hinged to the upper swing arm 5, the two clamping pieces 4 are also arranged oppositely, when the mobile phone is placed into the supporting groove 321, the lower supporting arm 3 is pressed to move downwards, and meanwhile, the lower second end of the upper swing arm 5 is driven to move downwards, the upper swing arm 5 takes the hinge shaft 8 as a rotating point, the higher first end of the upper swing arm 5 rotates upwards, and the two upper swing arms 5 which are spaced and oppositely arranged in the horizontal direction are close to each other, so that the two clamping pieces 4 respectively clamp the middle mobile phone left and right, as shown in fig. 4. The mobile phone is held down and clamped at two sides through the linkage structure, so that the mobile phone can be automatically and stably clamped, and the size range of clamping can be adjusted and self-adaptive; in this linkage structure, the distance between the hinge shaft 8 and the first end of the upper swing arm 5 is greater than the distance between the hinge shaft 8 and the second end of the upper swing arm 5. The lower supporting arm 3 moves downwards in a smaller size range and can drive the upper swing arm 5 to generate a larger angle rotation range, so as to drive the clamping piece 4 to generate a higher upward movement size. Therefore, the mobile phone gravity support can clamp a plurality of mobile phones of different sizes and types, and can reduce the overall size of the vehicle-mounted mobile phone gravity support.

According to the arrangement, the lower supporting arm 3 and the upper swing arm 5 are interlocked to clamp the mobile phone, a smaller downward movement size can drive the mobile phone to generate a larger upward rotation angle, the mobile phone with various sizes can be clamped on the basis of reducing the overall size of the support, and the application range of clamping is remarkably enlarged; the mobile phone is fixed by the lower supporting arm 3 and the upper swing arm 5, and the left side, the right side and the bottom are clamped and fixed stably; the backrest frame 2 basically does not need to support the mobile phone, so that the area can be effectively reduced, and the shielding of an air outlet is reduced; the support can be put into to the cell-phone can by firm centre gripping, directly when taking out can, need not carry out other operations, and is very convenient, provides very big convenience for the driving process, reinforcing security.

It should be noted that the lower supporting arm 3 slides and moves along the vertical direction, which is indicated when the vehicle-mounted mobile phone gravity support is placed in the posture shown in the attached drawings, and is also used for fixing the correct posture of the mobile phone. The terms of orientation in this document, such as up, down, left, and right, refer to the vehicle-mounted mobile phone gravity support when it is placed in the posture shown in the drawings, and are consistent with the upper, lower, left, and right sides of the drawings.

In order to clamp the mobile phone more stably, the opposite sides of the two clamping sheets 4 are provided with clamping grooves 401 for fixing the mobile phone, and the notches of the two clamping grooves 401 are arranged oppositely, as shown in fig. 1 and fig. 2, when the mobile phone is placed in the supporting groove 321 of the lower supporting arm 3, the two clamping sheets 4 rotate upwards and move and approach each other, and the two sides of the mobile phone are clamped in the clamping grooves 401 to clamp the mobile phone.

After the mobile phone is taken out of the support, the lower supporting arm 3 and the upper swing arm 5 should be reset so as to clamp the mobile phone next time. In this embodiment, be provided with the elasticity piece that resets between back frame 2 and the lower trailing arm 3, the effect that the trailing arm 3 receives pressure moves down, and the elasticity piece that resets produces elastic deformation, and pressure on the trailing arm 3 disappears, and the elasticity piece that resets resumes elastic deformation and drives trailing arm 3 down and shift up and reset. The lower supporting arm 3 moves upwards to reset and drives the lower swing arm to rotate downwards to reset. So set up, the cell-phone takes out the back, and lower trailing arm 3 and last swing arm 5 can automatic re-setting, convenient to use.

As shown in fig. 4 and 7, the elastic restoring member may be a compression spring 7, the lower support arm 3 is provided with a long notch, the backrest frame 2 is provided with a baffle opposite to the notch, the compression spring 7 is located in the notch, one end of the compression spring abuts against the baffle, and the other end of the compression spring abuts against the bottom of the notch, namely the lower support arm 3.

As shown in fig. 1 to 4, two holding pieces 4 are oppositely disposed to hold both sides of the mobile phone. For reinforcing centre gripping steadiness, on-vehicle cell-phone gravity support still includes two at least linking arms 6, and these two linking arms 6 set up and with clamping piece 4 one-to-one along the horizontal direction interval, the one end of each linking arm 6 all with clamping piece 4 articulated, the other end all with back frame 2 articulated. When the clamping piece 4 is driven by the upper swing arm 5 to move, the connecting arm 6 can also move along with the clamping piece 4, and when the clamping piece 4 stops moving and clamps the mobile phone, the connecting arm 6 and the upper swing arm 5 support the clamping piece 4 together. The connecting arm 6 and the hinge point of the upper swing arm 5 and the clamping piece 4 can be arranged at intervals, and in order to avoid influencing the clamping of the mobile phone, the two hinge points can be both positioned at the lower area of the clamping piece 4.

As shown in fig. 4 and 5, the lower bracket arm 3 is provided with an intermediate connecting piece 301 slidably connected to the backrest frame 2 and two sub-bracket arms 302 connected to both sides of the intermediate connecting piece 301, one of the snap projection or the sliding slot 311 is located on the intermediate connecting piece 301, the other is located on the end surface of the backrest frame 2 away from the snap joint 1, the lower bracket arm 3 is inserted into the sliding slot 311 through the snap projection and slidably connected to the backrest frame 2, and when the lower bracket arm 3 is slidably displaced, it does not rub against the outer surface of the backrest frame 2, thereby reducing noise.

The lower supporting arm 3 is located below, the upper swing arms 5, the connecting arms 6 and the clamping sheets 4 are located above, supporting grooves 321 are formed in the two sub supporting arms 302, and the two sub supporting arms 302 correspond to the two upper swing arms 5 and the two connecting arms 6 one by one and are symmetrically distributed along the center line of the backrest frame 2 and the middle connecting sheet 301 in the vertical direction.

Thus, in this embodiment, the following settings may be made: the middle connecting sheet 301 is located above the two sub-supporting arms 302, the long notch for accommodating the pressure spring 7 is located in the middle of the middle connecting sheet 301, the two sliding grooves 311 are arranged and located on two sides of the long notch on the middle connecting sheet 301, the baffle is located below the middle connecting sheet 301, the hinge points of the two upper swing arms 5 and the lower supporting arms 3 are symmetrically distributed on two sides of the notch and located above the notch, and as shown in fig. 7, the two hinge points are respectively located in the sliding grooves 311 on two sides. The connecting point and the supporting point of the lower supporting arm 3 and the backrest frame 2 form a triangular structure, and the hinge point among the upper swing arm 5, the lower supporting arm 3 and the backrest frame 2 forms a triangular structure, so that the support is stable, the lower supporting arm 3 can slide smoothly without left and right shaking, and the friction noise is reduced.

The two supporting grooves 321 include flat bottom portions extending in the horizontal direction, and the horizontal heights of the groove bottoms of the flat bottom portions are consistent, so that the mobile phone can be stably supported and supported.

The clamping grooves 401 extend along the length direction of the clamping sheet 4, and each clamping groove 401 is provided with a first arc portion 402 protruding toward the bottom of the groove, as shown in fig. 3 and 4. So set up, when the cell-phone was held to draw-in groove 401, every draw-in groove 401 all had two impetus that prop tightly with the cell-phone side.

The swing arm 5 is provided with a second arc portion 501 protruding downward along the length direction, and the upper swing arm 5 is curved. When the mobile phone is clamped, the support grooves 321 on the two sub-supporting arms 302 provide two support positions, each clamping sheet 4 provides two clamping points on the side face of the mobile phone, the protruding points of the second arc portion 501 become main stress support points of the upper swing arm 5, the eight-point support and the support are stable, the mobile phone is clamped stably, the swing cannot be generated, and the mobile phone is prevented from being bumped and slipping off the support in the driving process. In a preferred embodiment of the present embodiment, the connecting arms 6 are also bent and provided with a bending portion, as shown in fig. 4.

As shown in fig. 1 and fig. 3, the support grooves 321 of the two bracket arms 302 further include a bent portion 322 bent upward, and the bent portion 322 is located at an end of the support groove 321 away from the intermediate connecting piece 301. When the mobile phone is not placed on the bracket, the end part of the lower end of the clamping sheet 4 is abutted against the end part of the bent part 322 of the sub-supporting arm 302 along the width and thickness directions, namely the two end parts are sealed and attached; meanwhile, the lower supporting arm 3 is made of plastic, and the upper swing arm 5 is made of metal, so that the noise generated when the upper swing arm 5 and the lower supporting arm 3 abut against each other can be greatly reduced. And the bracket arm 3 is the plastic part down, can make 3 integrative injection moulding of bracket arm down, reduces the processing degree of difficulty, goes up 5 simple structure of swing arm, uses the metal preparation, and is firmer, and the centre gripping dynamics to the cell-phone is more firm, and product quality is stable production efficiency height.

As shown in fig. 5, the slidable connection of the snap and slide slot 311 may be set as follows: the spout 311 is located the intermediate junction piece 301 of trailing arm 3 down, all be provided with the recess on two lateral walls of spout 311, the recess extends with spout 311 syntropy, the card is protruding to be located the terminal surface of back frame 2 and be provided with two, with two spout 311 one-to-ones, the card is protruding to stretch into in the spout 311, and be provided with the arch on two lateral walls of card is protruding, the arch is stretched into and is connected in the recess on the spout 311 lateral wall, the internal diameter interference fit of bellied external diameter and recess simultaneously, make the card protruding can slide in spout 311.

As shown in fig. 4, the upper swing arm 5 and the clamping sheet 4, the backrest frame 2 and the lower supporting arm 3 are hinged, and the connecting arm 6 and the clamping sheet 4 and the backrest frame 2 are hinged through shaft parts with shaft caps, such as rivets; at the riveting point of the upper swing arm 5 and the lower support arm 3, a connecting hole of the upper swing arm 5 and a shaft at the hinged position can be set as a long round hole, so that the smoothness of movement is enhanced.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The utility model provides a plurality of schemes contain the basic scheme of itself, mutual independence to restrict each other, but it also can combine each other under the condition of not conflicting, reaches a plurality of effects and realizes jointly.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A vehicle-mounted mobile phone gravity support is characterized by comprising

The clamping connector (1) is used for being connected with the fan blade of the air outlet;

a backrest frame (2) hinged with the clamping joint (1);

the lower supporting arm (3) is connected with the backrest frame (2) in a sliding mode, one of the backrest frame (2) or the lower supporting arm (3) is provided with a sliding groove (311) for the sliding displacement of the lower supporting arm (3), the other one of the backrest frame (2) or the lower supporting arm (3) is provided with a clamping protrusion extending into the sliding groove (311) and connected with the sliding groove (311) in a sliding mode, the sliding groove (311) extends in the vertical direction, and the lower supporting arm (3) is provided with a supporting groove (321) used for supporting a mobile phone;

the upper swing arms (5) are arranged at least two, the two upper swing arms (5) are positioned above the lower supporting arm (3) and are arranged at intervals along the horizontal direction and oppositely, the first end of each upper swing arm (5) is provided with a clamping piece (4), the second end of each upper swing arm is hinged with the lower supporting arm (3), the first end of each upper swing arm (5) is higher than the second end of each upper swing arm along the vertical direction, and the upper swing arm (5) is hinged with the backrest frame (2) through a hinged shaft (8), the articulated shaft (8) is positioned between the first end and the second end of the upper swing arm (5), the clamping piece (4) is hinged to the upper swing arm (5), and the distance between the hinged shaft (8) and the first end of the upper swing arm (5) is larger than the distance between the hinged shaft (8) and the second end of the upper swing arm (5).

2. The vehicle-mounted mobile phone gravity support according to claim 1, wherein an elastic reset piece is arranged between the lower supporting arm (3) and the backrest frame (2), when the lower supporting arm (3) moves downwards under the action of pressure, the elastic reset piece generates elastic deformation, and when the pressure on the lower supporting arm (3) disappears, the elastic reset piece restores the elastic deformation to drive the lower supporting arm (3) to move upwards for resetting.

3. The vehicle-mounted mobile phone gravity support according to claim 1, further comprising at least two connecting arms (6), wherein the two connecting arms (6) are arranged at intervals along the horizontal direction, one end of each connecting arm (6) is hinged to the clamping piece (4), and the other end of each connecting arm is hinged to the backrest frame (2).

4. A vehicle-mounted mobile phone gravity support according to claim 3, wherein the lower bracket arm (3) is provided with an intermediate connecting piece (301) slidably connected with the backrest frame (2) and two sub bracket arms (302) respectively located at two sides, the two sub bracket arms (302) are provided with the supporting grooves (321), the two supporting grooves (321) each comprise a flat bottom extending along the horizontal direction, and the horizontal heights of the bottoms of the flat bottoms are consistent.

5. The vehicle-mounted mobile phone gravity support according to claim 4, wherein the two support grooves (321) further comprise a bent part (322) bent upwards, and the bent part (322) is located at one end of the support groove (321) far away from the middle connecting sheet (301).

6. The vehicle-mounted mobile phone gravity support according to claim 5, wherein the end of the lower end of the clamping piece (4) is used for abutting against the end of the bending part (322) of the branch supporting arm (302) along the width and thickness directions; the lower supporting arm (3) is made of metal, and the upper swing arm (5) is made of plastic.

7. The vehicle-mounted mobile phone gravity support according to claim 1 or 4, wherein one side of each of the two clamping sheets (4) opposite to each other is provided with a clamping groove (401) for fixing a mobile phone, and the notches of the two clamping grooves (401) are opposite to each other.

8. The vehicle-mounted mobile phone gravity support according to claim 7, wherein the clamping grooves (401) extend along the length direction of the clamping sheet (4), and each clamping groove (401) is provided with a first arc portion (402) protruding towards the bottom direction of the groove.

9. The vehicle-mounted mobile phone gravity support according to claim 1 or 8, characterized in that the upper swing arm (5) is provided with a second arc portion (501) protruding downwards along the length direction.

10. The vehicle-mounted mobile phone gravity support according to claim 2, wherein the elastic reset member is a compression spring (7), the lower support arm (3) is provided with a long notch, the backrest frame (2) is provided with a baffle opposite to the notch, the compression spring (7) is located in the notch, one end of the compression spring abuts against the baffle, and the other end of the compression spring abuts against the lower support arm (3).

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