CN219107481U - Clamping device and mobile phone support - Google Patents

Abstract

The application relates to the technical field of mobile phone support, especially, relate to a clamping device and mobile phone support, a clamping device includes casing, sliding connection in the arm of the relative both sides of casing and sliding connection in the support arm of casing lower extreme, the inside linkage that is provided with of casing, the linkage middle part is articulated with the casing, both ends are connected with first spliced pole and second spliced pole respectively, the support arm is close to arm one end and has offered the first hole that supplies first spliced pole card to go into, the arm has offered the second hole that supplies the second spliced pole card to go into, casing fixedly connected with center post, the center post is connected with tension spring, the one end and the support arm that center post was kept away from to tension spring are connected. The friction between the clamping arm and the shell can be reduced, and the service life is prolonged.

Description

Clamping device and mobile phone support

Technical Field

The application relates to the technical field of mobile phone supports, in particular to a clamping device and a mobile phone support.

Background

The mobile phone support is a common product in daily life, can clamp the mobile phone, liberates hands of people and prevents people from operating the mobile phone with low head, and plays a role in protecting cervical vertebra. The mobile phone support is quite rich in variety and application scene, and can be applied to scenes such as a vehicle navigation support, a selfie stick and a desktop support, and the like.

Chinese patent publication No. CN110466442a discloses a gravity type vehicle-mounted mobile phone support, including front shell, backshell and gravity linkage subassembly, gravity linkage subassembly includes left arm lock, right arm lock and lower carriage, form accommodation space between front shell and the backshell, lower carriage can vertically slide in accommodation space, left arm lock and right arm lock all can slide from top to bottom in accommodation space, be equipped with symmetrical chute on left arm lock and the right arm lock, be equipped with two lugs that are located the chute of left arm lock and right arm lock respectively on the lower carriage correspondingly, when lower carriage slides from top to bottom, the lug drives left arm lock and right arm lock slope and slides from top to bottom, so as to press from both sides tight or loosen the cell-phone, all be equipped with the direction through-hole on lower carriage, left arm lock and the right arm lock, correspondingly be equipped with the guide block on front shell or the backshell, guide block and direction through-hole cooperate, make lower carriage, left arm lock and right arm lock slide along specific direction.

For the above related art, a user places a mobile phone on a lower bracket, and the lower bracket slides downward by the gravity of the mobile phone, and applies downward acting force to the left and right clamp arms through the convex columns, so that the left and right clamp arms slide obliquely downward to clamp the mobile phone.

Because the lower bracket downslide applies the decurrent effort of direction to the arm clamp, the effort breaks down into pushing force that promotes the arm clamp to slide along the incline direction and along the extrusion force of perpendicular to arm clamp slip direction, extrusion force can make there is great friction between arm clamp lower extreme and the casing, and then leads to sliding unsmooth, even wearing and tearing easily after long-term use, and leads to unable normal work.

Disclosure of Invention

In order to reduce friction between the clamping arm and the shell, the application provides a clamping device and a mobile phone support.

In a first aspect, the present application provides a clamping device, which adopts the following technical scheme:

the utility model provides a clamping device, includes casing, sliding connection in the arm of the centre gripping of the relative both sides of casing and sliding connection in the support arm of casing lower extreme, the inside linkage piece that is provided with of casing, the linkage piece middle part is articulated with the casing, both ends are connected with first spliced pole and second spliced pole respectively, the support arm is close to arm one end and has offered the first hole that supplies first spliced pole card to go into, the arm has offered the second hole that supplies the second spliced pole card to go into, casing fixedly connected with center post, the center post is connected with tension spring, the one end that center post was kept away from to tension spring is connected with the support arm.

By adopting the technical scheme, when a user places the mobile phone on the supporting arm, the supporting arm slides downwards under the gravity of the mobile phone to drive the first connecting column to rotate downwards, and then the second connecting column drives the clamping arm to slide downwards in an inclined way, so that the mobile phone is clamped, and the tension spring is in an extending state; when a user needs to retrieve the mobile phone, the mobile phone is directly taken out upwards, after the mobile phone is taken out, the tension spring is reset to drive the support arm to return to the original position, the support arm drives the linkage piece to rotate upwards, and the second connecting column drives the clamping arm to slide upwards to return to the original position in an inclined mode.

When the support arm slides from top to bottom, clamping device can be through the linkage with the support arm upwards and decurrent effort change into along second spliced pole rotation path tangential direction's effort, compare in vertical upwards and decurrent effort, can reduce the extrusion force between clamping arm and the casing, and then reduce the friction between clamping arm and the casing for the slip of clamping arm is more smooth and easy, reduces the wearing and tearing of clamping arm and casing simultaneously, extension clamping device's life.

Optionally, inside guide post and the deflector of holding arm complex of being provided with of casing, the guiding hole that supplies the guide post card to go into is seted up to the holding arm, holding arm and deflector butt.

Through adopting above-mentioned technical scheme for the centre gripping arm can slide in the scope slope between the deflector, ensures that the centre gripping arm slides smoothly, and then guarantees that the centre gripping arm can press from both sides tightly or loosen the cell-phone.

Optionally, the guide post has two parallel guide sides, and the guide sides are fit with the inner wall of the guide hole.

Through adopting above-mentioned technical scheme for the centre gripping arm slides along the direction of direction side, further ensures that the centre gripping arm slides smoothly, disperses the extrusion force of centre gripping arm to the deflector simultaneously, further reduces the friction between centre gripping arm and the deflector.

Optionally, inside the casing is provided with the gib block, gib block and the laminating of sliding hole inner wall are gone into to gib block and support arm both sides slip butt, the support arm is provided with the sliding hole, inside the casing is provided with the guide block of card income sliding hole, guide block both sides.

Through adopting above-mentioned technical scheme, can ensure that the support arm slides from top to bottom, when the user put the cell-phone obliquely in the support arm, the support arm still can follow gravity direction gliding, and then drives the slope gliding of centre gripping arm and press from both sides the cell-phone tight.

Optionally, the sliding hole is close to center post one side inner wall fixedly connected with fixed column, the one end that the pulling force spring kept away from the center post is connected with the fixed column.

Through adopting above-mentioned technical scheme, compare in gluing tension spring on the support arm, tension spring one end is connected more firmly with the fixed column, and then makes tension spring and the connection of support arm more stable.

Optionally, the inside spacing post that is located the support arm both sides that is provided with of casing, the support arm can with spacing post butt after the gliding.

Through adopting above-mentioned technical scheme, when the unexpected excessive downwardly pulling support arm of user, can prevent the excessive gliding of support arm, and then prevent that tension spring from appearing unrecoverable deformation.

Optionally, the casing includes the panel and with the back of the body lid of panel joint, the back of the body lid is connected with a plurality of hooks, the panel is provided with the mounting hole that supplies the hook to pass, mounting hole inner wall fixedly connected with supplies the locating piece that the hook hooked.

By adopting the technical scheme, the connection between the panel and the back cover is more compact and stable.

Optionally, the back cover is connected with a pressing strip for pressing the clamping arm, the linkage piece and the supporting arm.

Through adopting above-mentioned technical scheme, during the installation, adorn arm, support arm and linkage in proper order on the panel earlier, be connected back of the body lid and panel again for compress tightly strip and support arm, linkage and support arm, prevent that the connection between arm, linkage and the support arm from becoming flexible, ensure that arm, linkage and support arm can only follow the activity of respective removal route, and then guarantee arm, linkage and support arm can normally work.

Optionally, a decorative plate is connected to a side of the panel facing away from the back cover, and the decorative plate covers the mounting hole.

By adopting the technical scheme, the mounting holes are shielded, so that the clamping device has more attractive appearance.

In a second aspect, the present application provides a mobile phone support, which adopts the following technical scheme:

the mobile phone support comprises a support body and the clamping device, wherein the clamping device is connected with the support body.

Through adopting above-mentioned technical scheme, can reduce the friction between centre gripping arm and the casing, prolong cell phone stand's life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the linkage piece, the upward and downward acting force of the supporting arm is converted into the acting force along the tangential direction of the rotating path of the second connecting column, so that the friction between the clamping arm and the shell is reduced, and the service life is prolonged;

2. the automatic return of the supporting arm and the clamping arm is realized through the arrangement of the tension spring;

3. the friction between the clamping arm and the shell is further reduced and the service life is prolonged by arranging the guide side surface;

4. through the cooperation setting of locating piece and pothook for the connection between panel and the back lid is more firm.

Drawings

Fig. 1 is a schematic structural view of a clamping device according to an embodiment of the present application.

Fig. 2 is an exploded schematic view of a clamping device according to an embodiment of the present application.

Fig. 3 is a front view of a panel of an embodiment of the present application.

Fig. 4 is a schematic structural view of a clamping arm, a supporting arm and a back cover according to an embodiment of the present application.

Fig. 5 is a schematic view of the structure of the clamping arm, the supporting arm and the panel in a relaxed state according to the embodiment of the present application.

Fig. 6 is a schematic structural view of a clamping arm, a support arm, and a back cover clamping state according to an embodiment of the present application.

Fig. 7 is a schematic structural view of a panel according to an embodiment of the present application.

Fig. 8 is a schematic structural view of a back cover according to an embodiment of the present application.

Reference numerals illustrate: 1. a housing; 11. a center column; 12. a guide post; 121. a guide side; 13. a guide plate; 14. a guide bar; 15. a guide block; 16. a limit column; 17. a panel; 171. a mounting hole; 172. a positioning block; 173. a decorative plate; 18. a back cover; 181. a clamping hook; 182. a compression bar; 2. a clamping arm; 21. a second hole; 22. a guide hole; 3. a support arm; 31. a first aperture; 32. a sliding hole; 33. fixing the column; 4. a linkage member; 41. a first connection post; 42. a second connection post; 5. tension springs.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-8.

The embodiment of the application discloses clamping device and mobile phone support.

Referring to fig. 1 and 2, a clamping device comprises a housing 1, two clamping arms 2 slidably connected to two opposite sides of the housing 1, a supporting arm 3 slidably connected to the lower end of the housing 1, two linkage members 4 inside the housing 1 and hinged to the housing 1, and a tension spring 5 inside the housing 1, wherein the housing 1 comprises a panel 17 and a back cover 18 fixedly connected with the panel 17, a clamping groove is formed in one side of the panel 17 away from the back cover 18, and a decorative plate 173 is bonded to the side of the panel 17, and the decorative plate 173 is located at the clamping groove and bonded to the bottom of the groove. The clamping arm 2 is kept away from the equal fixedly connected with blotter of one end that casing 1 was kept away from to one end and the support arm 3 of casing 1, and when the cell-phone was placed on clamping device, cell-phone shell can be protected not to receive wearing and tearing.

Referring to fig. 1 and 3, the panel 17 is provided with six mounting holes 171 communicating with the clamping grooves, and the decorative plate 173 can shield the mounting holes 171 to improve the aesthetic appearance of the clamping device.

Referring to fig. 2 and 4, the two ends of the linkage member 4 are fixedly connected with a first connecting column 41 and a second connecting column 42 respectively, a first hole 31 for the first connecting column 41 to be clamped in is formed at one end of the supporting arm 3, which is close to the clamping arm 2, and a second hole 21 for the second connecting column 42 to be clamped in is formed at one end of the clamping arm 2, which is close to the supporting arm 3. When the mobile phone is placed on the clamping device to enable the supporting arm 3 to slide downwards, the inner wall, close to one side of the clamping arm 2, of the first hole 31 drives the first connecting column 41 to rotate downwards, namely the linkage piece 4 rotates downwards, and the second connecting column 42 rotates downwards to drive the clamping arm 2 to slide downwards in an inclined mode, so that the distance between the two clamping arms 2 is reduced, and then the mobile phone can be clamped. Compared with the supporting arm 3 directly driving the clamping arm 2 to slide downwards, the linkage 4 can convert the downward acting force into the acting force along the tangential direction of the rotation path of the second connecting column 42, so that the extrusion force between the clamping arm 2 and the shell 1 is reduced, and the friction between the clamping arm 2 and the shell 1 is further reduced.

Referring to fig. 5 and 6, two symmetrical guide posts 12 are fixedly connected to opposite side edges of the panel 17, and guide plates 13 are fixedly connected to the panel 17 and are arranged along the sliding path of the clamping arm 2 in the length direction, and the guide plates 13 are arranged at two sides of the clamping arm 2. The clamping arm 2 is provided with a guide hole 22 for clamping the guide post 12 in and parallel to the guide plate 13, the guide post 12 is provided with two guide side faces 121 parallel to the guide plate 13, the guide side faces 121 are attached to the inner side walls of the guide hole 22, one face of the guide post 12 away from the edge of the panel 17 is provided with an arc face attached to the end part of the guide hole 22, the arc face is connected with the two guide side faces 121, one face of the guide post 12 close to the edge of the panel 17 is provided with a plane flush with the edge of the panel 17, and the plane is connected with the two guide side faces 121. When the mobile phone is placed on the clamping device, the clamping arm 2 can slide downwards along the guide plate 13 after being subjected to downward inclined pulling force, the inner side wall of the guide hole 22 slides downwards along the guide side face 121, sliding is smoother, friction between the clamping arm 2 and the shell 1 is further reduced, and the service life of the clamping arm 2 and the shell 1 is prolonged.

Referring to fig. 5 and 6, one end of the support arm 3 extending into the housing 1 is set to be T-shaped, the support arm 3 is provided with a sliding hole 32, the panel 17 is fixedly connected with a guide block 15 clamped into the sliding hole 32, guide strips 14 positioned on two sides of the support arm 3 and a limit post 16, and two sides of the guide block 15 are attached to the inner wall of the sliding hole 32. When the mobile phone is placed on the clamping device, the supporting arm 3 can slide downwards along the guide strip 14 until one end of the supporting arm 3 extending into the shell 1 is abutted with the limit column 16 or the mobile phone is clamped by the clamping arm 2, and the inner wall of the sliding hole 32 slides along the side surface of the guide block 15 during sliding downwards, so that sliding is smoother.

Referring to fig. 5 and 6, the center column 11 is fixedly connected to the middle of the panel 17, one end of the support arm 3 extending into the housing 1 can be abutted against the center column 11, the fixed column 33 is fixedly connected to the inner wall of the sliding hole 32 on one side close to the center column 11, one end of the tension spring 5 is fixedly connected with the center column 11, and the other end is fixedly connected with the fixed column 33. When the mobile phone is placed on the clamping device, the supporting arm 3 slides downwards and pulls the tension spring 5 away, and when the supporting arm 3 slides downwards to be abutted with the limiting column 16, the clamping arm 2 is abutted with the central column 11, and the tension spring 5 is in an extending state; when the user takes down the mobile phone, the tension spring 5 resets to drive the support arm 3 to slide upwards until the support arm is abutted with the central column 11.

Referring to fig. 7 and 8, the back cover 18 is fixedly connected with six hooks 181 corresponding to the mounting holes 171, the inner wall of the mounting hole 171 is fixedly connected with a positioning block 172 for hooking the hooks 181, and one side of the positioning block 172 away from the panel 17 is provided with an inclined plane for facilitating the hooks 181 to be clamped in. When the panel 17 and the back cover 18 are assembled, the hooks 181 are aligned with the mounting holes 171 and directly inserted.

Referring to fig. 4 and 8, the back cover 18 is fixedly connected with a pressing strip 182, the pressing strip 182 comprises a V-shaped strip for pressing the clamping arm 2, an arc-shaped strip for pressing the linkage 4 and an elongated strip for pressing the supporting arm 3, the V-shaped strip is arranged along the sliding path of the two clamping arms 2, the arc-shaped strip is arranged along the rotating path of the outer end of the linkage 4, and the elongated strip is provided with two elongated strips along the length direction of the supporting arm 3 and is positioned at two sides of the sliding hole 32. The compressing strip 182 can prevent the dislocation of the clamping arm 2, the linkage piece 4 and the supporting arm 3 in the moving process, and ensure the normal work of the clamping device.

The implementation principle of the clamping device in the embodiment of the application is as follows: when the mobile phone bracket is needed to be used, the mobile phone is placed on the clamping device, the gravity of the mobile phone drives the supporting arm 3 to slide downwards, the supporting arm 3 drives the first connecting column 41 to rotate downwards, the second connecting column 42 rotates downwards to drive the clamping arm 2 to slide downwards obliquely until the mobile phone is clamped, the mobile phone is clamped at the moment, and meanwhile, the supporting arm 3 drives the tension spring 5 to be in an extending state;

when a user needs to take down the mobile phone, the mobile phone is directly taken out upwards, after the mobile phone is taken out, the tension spring 5 resets to drive the supporting arm 3 to slide upwards to be abutted against the central column 11, and the linkage piece 4 rotates upwards to drive the clamping arm 2 to slide upwards obliquely until the inner wall of the sliding hole 32, which is close to one end of the supporting arm 3, is abutted against the guide column 12, and is in a loosening state at the moment.

A mobile phone holder comprises the above-mentioned clamping device and a holder (not shown in the drawings) fixedly connected with the back cover 18. The support can be set to be different kinds of supports such as air outlet clip support, tripod, cantilever support, telescopic link support, magnetism inhale type support according to the user needs, is applicable to application scenario such as car cell phone stand, console cell phone stand, head of a bed cell phone stand, desktop cell phone stand, bicycle/motorcycle/electric motor car cell phone stand.

The implementation principle of the mobile phone support provided by the embodiment of the application is as follows: the user selects the bracket according to the requirement, and the bracket is fixedly connected with the clamping device through bolts.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The utility model provides a clamping device, includes casing (1), sliding connection in centre gripping arm (2) and support arm (3) of sliding connection in casing (1) lower extreme of casing (1) in the opposite sides of casing (1), its characterized in that: the novel portable electronic device is characterized in that a linkage piece (4) is arranged inside the shell (1), the middle of the linkage piece (4) is hinged to the shell (1), a first connecting column (41) and a second connecting column (42) are respectively connected to two ends of the linkage piece, a first hole (31) for the first connecting column (41) to be clamped in is formed in one end of the supporting arm (3) close to the clamping arm (2), a second hole (21) for the second connecting column (42) to be clamped in is formed in the clamping arm (2), a center column (11) is fixedly connected to the shell (1), a tension spring (5) is connected to the center column (11), and one end, far away from the center column (11), of the tension spring (5) is connected with the supporting arm (3).

2. A clamping device as claimed in claim 1, characterized in that: the novel clamping device is characterized in that a guide column (12) and a guide plate (13) which are matched with the clamping arm (2) are arranged inside the shell (1), the clamping arm (2) is provided with a guide hole (22) for the clamping of the guide column (12), and the clamping arm (2) is abutted to the guide plate (13).

3. A clamping device as claimed in claim 2, characterized in that: the guide post (12) is provided with two mutually parallel guide side surfaces (121), and the guide side surfaces (121) are attached to the inner wall of the guide hole (22).

4. A clamping device as claimed in claim 1, characterized in that: inside gib block (14) that is provided with of casing (1), gib block (14) and support arm (3) both sides slip butt, support arm (3) are provided with sliding hole (32), inside guide block (15) that block into sliding hole (32) that are provided with of casing (1), guide block (15) both sides and sliding hole (32) inner wall laminating.

5. A clamping device as claimed in claim 4, wherein: the sliding hole (32) is close to the fixed column (33) fixedly connected with the inner wall of one side of the central column (11), and one end, far away from the central column (11), of the tension spring (5) is connected with the fixed column (33).

6. A clamping device as claimed in claim 1, characterized in that: limiting columns (16) positioned on two sides of the supporting arm (3) are arranged in the shell (1), and the supporting arm (3) can be abutted to the limiting columns (16) after sliding downwards.

7. A clamping device as claimed in claim 1, characterized in that: the shell (1) comprises a panel (17) and a back cover (18) clamped with the panel (17), the back cover (18) is connected with a plurality of hooks (181), the panel (17) is provided with a mounting hole (171) for the hooks (181) to pass through, and a positioning block (172) for the hooks (181) to hook is fixedly connected to the inner wall of the mounting hole (171).

8. A clamping device as claimed in claim 7, wherein: the back cover (18) is connected with a pressing strip (182) for pressing the clamping arm (2), the linkage piece (4) and the supporting arm (3).

9. A clamping device as claimed in claim 7, wherein: one side of the front panel (17) facing away from the back cover (18) is connected with a decorative plate (173), and the decorative plate (173) covers the mounting hole (171).

10. The utility model provides a cell phone stand, includes support, its characterized in that: further comprising a clamping device according to any of claims 1-9, said clamping device being connected to the bracket.

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