CN113497847A

CN113497847A - Take self-sustaining clamp force electronic product centre gripping support

Info

Publication number: CN113497847A
Application number: CN202110861160.5A
Authority: CN
Inventors: 阳勇; 张勇华
Original assignee: Shenzhen Cheanda M&e Co ltd
Current assignee: Shenzhen Cheanda M&e Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2021-10-12

Abstract

The invention relates to an electronic product clamping support with a self-holding clamping force, which comprises a shell, a clamping arm and a holding disc, wherein the clamping arm is arranged on the shell, the holding disc is arranged on the shell and is rotationally connected with the shell, a non-linear guide rail is arranged on the holding disc, a sliding block moving along the guide rail is arranged on the clamping arm, and when the holding disc rotates, the guide rail drives the sliding block to move so as to promote the clamping arm to move inwards or outwards to clamp or release an electronic product. The clamping mechanism adopts the combination of the holding disc and the clamping arm, realizes that the clamping arm can move by the rotation of the holding disc, can realize the clamping force, has larger wedge-type holding force caused by the guide rail, has more direct acting force in a direct compression type mode, can more reliably clamp under the condition of large vibration or impact, and has simple and practical structure and self-holding clamping force, thereby improving the clamping reliability.

Description

Take self-sustaining clamp force electronic product centre gripping support

Technical Field

The invention relates to an electronic product clamping support with a self-holding clamping force.

Background

Electronic product support in the market, especially cell phone stand, cell phone stand centre gripping is mostly produced the power of production by the spring and is acted on the centre gripping arm and then with the cell-phone centre gripping, the simple structure of using the spring is but this structure receives big vibration when being greater than the elasticity of spring, the cell-phone can drop and cause the damage of electronic product, partly uses the mode that the ratchet adds the locking button, this structure is because the tooth of ratchet is more weak, in some like electric bicycle, the vibration is big when using on the mountain bike, there is the impact force often, thereby make ratchet or locking button appear damaging thereby lead to the cell-phone to drop and cause the damage of electronic product, above mode all has unreliable shortcoming.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide an electronic product clamping support with self-holding clamping force, which uses a holding disc with a spiral guide rail, wherein the designed guide rail is a plane guide rail formed by a spiral line and is matched with a connector on a clamping arm, the guide rail exerts the squeezing action like a wedge when the holding disc rotates to squeeze the connector on the clamping arm so as to enable the clamping arm to move, the spiral guide rail has the strong restraint action on the clamping arm, the spiral guide rail on the holding disc drives the clamping to carry out clamping and releasing clamping by rotating the holding disc, particularly, the holding disc is better kept on the clamping arm by arranging a plurality of concave positions on the guide rail, and the problem that the traditional clamping is unreliable is solved.

The invention is realized by the following technical scheme.

The utility model provides a take self-sustaining power of pressing from both sides electron product centre gripping support, includes casing, centre gripping arm, keeps the dish, the centre gripping arm sets up on the casing, keep the dish setting to rotate with the casing on the casing to be connected, be equipped with non-linear guide on keeping the dish, be provided with on the centre gripping arm along the slider of guide rail removal, when keeping the dish and rotating, thereby the guide rail drives the slider removal and makes the centre gripping arm inwards or outwards remove and carry out the centre gripping or release to the electron product.

Preferably, the guide rail is a spiral guide rail or a volute guide rail.

Preferably, the guide rail is a groove-type guide rail or a protrusion-type guide rail.

Preferably, the guide rail is provided with at least two concave positions, and the concave positions are matched with the sliding block to enable the clamping arm to keep clamping force.

Preferably, the number of the guide rails is at least two, and the guide rails are not communicated with each other and are independent.

Preferably, the outer edge of the retaining disc is exposed from the housing for manual manipulation.

Preferably, the holding disc is provided with a positioning device, the positioning device comprises a positioning groove arranged on the holding disc and an elastic positioning block arranged on the shell for positioning or an elastic positioning piece is assembled between the shell and the holding disc for positioning by using the friction force of the elastic positioning block or the elastic positioning piece, and the elastic positioning block or the elastic positioning piece is matched with the positioning groove for restraining the holding disc.

Preferably, the number of the clamping arms is at least two, and more than two clamping arms are matched with each other to clamp the electronic product.

Preferably, the clamping arm is provided with a return spring, and the return spring enables the clamping arm to be in a clamping state under a natural state.

Preferably, a cushion is arranged on the clamping arm.

Compared with the prior art, the invention has the advantages that: the clamping mechanism adopts the combination of the holding disc and the clamping arm, realizes that the clamping arm can move by the rotation of the holding disc, can realize the clamping force, has larger wedge-type holding force caused by the guide rail, has more direct acting force in a direct compression type mode, can more reliably clamp under the condition of large vibration or impact, and has simple and practical structure and self-holding clamping force, thereby improving the clamping reliability.

Drawings

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is an exploded view of a first embodiment of the present invention;

FIG. 3 is a detail view of the holding pan and clamp arm of the first embodiment of the present invention;

FIG. 4 is a schematic view of the first embodiment of the present invention in a pre-clamping state;

FIG. 5 is a schematic view of a clamping state of the first embodiment of the present invention;

FIG. 6 is a perspective view of a second embodiment of the present invention;

FIG. 7 is an exploded view of a second embodiment of the present invention;

FIG. 8 is a detail view of a retaining disk and clamp arm of a second embodiment of the present invention;

FIG. 9 is a schematic view of a clamping state of a second embodiment of the present invention;

in the figure: 1. the mobile phone comprises a shell, 2, a clamping arm, 3, a retaining disc, 4, a guide rail, 5, a sliding block, 6, a return spring, 7, a cushion, 8, a positioning groove, 9, an elastic positioning sheet, 10, an elastic positioning block, 11, a concave position, 12, a rotating shaft cylinder, 13, a counter bore, 14 and a mobile phone.

Detailed Description

The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

Example 1

As shown in fig. 1 to 3, an electronic product clamping bracket with self-holding clamping force comprises a housing 1, two clamping arms 2 and a holding disc 3, wherein the clamping arms 2 are arranged on the housing 1, the holding disc 3 is arranged on the housing 1 and is rotatably connected with the housing 1, two groove-shaped scroll guide rails 4 are arranged on the holding disc 3, the guide rails 4 are not communicated with each other and are independent guide rails 4, a sliding block 5 moving along the guide rails 4 is arranged on the clamping arms 2, when the holding disc 3 rotates, the guide rails 4 drive the sliding block 5 to move so as to enable the clamping arms 2 to move inwards or outwards to clamp or release an electronic product, the two clamping arms 2 are provided, the two clamping arms 2 are mutually matched to clamp the electronic product, a return spring 6 is arranged on the clamping arms 2, the clamping arms 2 are in a clamping state under a natural state by the return spring 6, a cushion 7 is arranged on the clamping arms 2, the outer edge of the holding disc 3 is exposed out of the shell 1 to facilitate manual operation, the holding disc 3 is provided with a positioning device, the positioning device comprises a positioning groove 8 arranged on the holding disc 3 and an elastic positioning sheet 9 arranged on the shell 1, and the elastic positioning sheet 9 is matched with the positioning groove 8 to restrain the holding disc 3.

In a preferred embodiment, the guide rail 4 is provided with a plurality of concave positions 11, and the concave positions 11 are matched with the sliding block 5 to ensure that the clamping arm 2 maintains the clamping force.

In a preferred embodiment, a spindle cylinder 12 is provided on the holding disk 3, a counterbore 13 is provided on the housing 1, and the spindle cylinder 12 cooperates with the counterbore 13 to rotatably connect the holding disk 3 to the housing 1.

The working principle is as follows:

as shown in fig. 4 and 5, the upper cover of fig. 4 and 5 is not shown, when the holding arm 2 is opened, the mobile phone is put in, the holding disc 3 is rotated, the holding disc 3 overcomes the constraining force of the elastic locating plate 9, the holding disc 3 rotates, and the rotation angle of the guide rail 4 on the holding disc 3 is maintained, because the guide rail 4 is in a vortex shape, the rotating guide rail 4 has wedge extrusion acting force, the guide rail 4 presses the sliding block 5 on the holding arm 2 to enable the holding arm 2 to move inwards, so as to hold the mobile phone, when the sliding block 5 on the holding arm 2 enters the concave position 11 on the guide rail, the concave position 11 restrains the holding arm 2 to hold the mobile phone, and meanwhile, the return spring 6 has the function of increasing the clamping force, the elastic locating plate 9 can prevent the holding disc 3 from rotating during clamping, and the clamping reliability is increased.

Example 2

As shown in fig. 6 to 8, the upper cover of fig. 8 is not shown, an electronic product clamping bracket with self-holding clamping force comprises a housing 1, clamping arms 2 and a holding disk 3, wherein the clamping arms 2 are arranged on the housing 1, the holding disk 3 is arranged on the housing 1 and is rotatably connected with the housing 1, the holding disk 3 is provided with a raised spiral guide rail 4, the clamping arms 2 are provided with sliders 5 which move along the guide rails 4, when the holding disk 3 rotates, the guide rails 4 drive the sliders 5 to move so as to cause the clamping arms 2 to move inwards or outwards to clamp or release an electronic product, the clamping arms 2 are three, one clamping arm 2 is arranged at the bottom of the housing 1, the other two clamping arms 2 are arranged at the upper part of the housing 1, the three clamping arms 2 cooperate with each other to clamp the electronic product, the clamping arms 2 are provided with a soft cushion 7, the holding disk 3 is exposed out of the housing 1 to facilitate manual operation, the holding tray 3 is provided with a positioning device, the positioning device comprises a positioning groove 8 arranged on the holding tray 3 and an elastic positioning block 10 arranged on the shell 1, and the elastic positioning block 10 is matched with the positioning groove 8 for restraining the holding tray 3.

In a preferred embodiment, a spindle cylinder 12 is provided on the housing 1, a counterbore 13 is provided on the holding disk 3, and the spindle cylinder 12 cooperates with the counterbore 13 to rotatably connect the holding disk 3 to the housing 1.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a take self-sustaining to press from both sides power electronic product centre gripping support, its characterized in that includes casing, centre gripping arm, keeps the dish, the centre gripping arm sets up on the casing, keep the dish setting to rotate with the casing on the casing and be connected, be equipped with non-linear guide on the dish, be provided with on the centre gripping arm along the slider of guide rail removal, when keeping the dish and rotate, thereby the guide rail drives the slider removal and impels the centre gripping arm inwards or outwards to remove and carry out the centre gripping or release to electronic product.

2. The electronic product clamping bracket of claim 1 wherein the rail has at least two recesses formed therein, the recesses cooperating with the slider to retain the clamping arm in clamping force.

3. The electronic product clamping bracket of claim 1 wherein said rail is a helical rail or a scroll rail.

4. The electronic product clamping bracket of claim 1 wherein the rail is a groove rail or a protrusion rail.

5. The product clamping bracket of claim 1 wherein there are at least two of said rails, and there is no communication between the rails in the form of separate rails.

6. The electronic product clamping bracket of claim 1 wherein the outer edge of the retaining plate is exposed from the housing for manual manipulation.

7. The product holding bracket of claim 1, wherein the holding tray is provided with a positioning device, the positioning device comprises a positioning groove provided on the holding tray and a resilient positioning piece provided on the housing for positioning or the resilient positioning piece is assembled between the housing and the holding tray for positioning by friction thereof, and the resilient positioning piece or the resilient positioning piece cooperates with the positioning groove for restraining the holding tray.

8. The electronic product clamping bracket of claim 1 wherein the at least two clamping arms cooperate to clamp the electronic product.

9. The electronic product clamping bracket of claim 1 wherein the clamping arm has a return spring that naturally holds the clamping arm in a clamped position.

10. The electronic product clamping bracket with self-sustaining clamping force of claim 1, wherein a soft pad is provided on the clamping arm.