CN215409631U

CN215409631U - Expansion type high-strength bolt fastener for mobile phone

Info

Publication number: CN215409631U
Application number: CN202121384813.7U
Authority: CN
Inventors: 吴东沐; 吴玉丹
Original assignee: Kunshan Mingxindi Precision Hardware Manufacturing Co ltd
Current assignee: Kunshan Mingxindi Precision Hardware Manufacturing Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-04
Anticipated expiration: 2031-06-22

Abstract

The utility model relates to the technical field of fasteners and discloses an expansion type high-strength bolt fastener for a mobile phone, which comprises a sleeve, wherein a movable column is movably connected inside the sleeve, the right end of the sleeve is rotatably connected with a screw, the screw comprises a threaded column and a cross bolt head, a threaded hole is formed in the movable column, one end, far away from the cross bolt head, of the threaded column is in threaded connection with the inside of the threaded hole, and a connector is fixedly connected to the left end of the movable column. This inflation formula high strength bolt fastener for cell-phone, when fixing the cell-phone through this fastener, with the inside of sleeve pipe nail into the cell-phone, drive the cross bolt head through the screwdriver and rotate for the screw thread post rotates at solid fixed ring's inside, makes the movable column move to the right side in sheathed tube inside under the effect of the inside screw thread of screw hole, drives the connector and removes to the right side, makes the opening strutted at the in-process that removes, and the opening is fixed to the inside of cell-phone after strutted.

Description

Expansion type high-strength bolt fastener for mobile phone

Technical Field

The utility model relates to the technical field of fasteners, in particular to an expansion type high-strength bolt fastener for a mobile phone.

Background

The fastener is a mechanical part which is used for fastening connection and has extremely wide application. The fastener is widely used in the industry.

In some old man's machines of military industry quality, in order to improve the fastening effect between the cell-phone, can adopt miniature inflation formula high strength bolt fastener to fix in the inside of cell-phone, traditional inflation formula bolt structure is bigger, and need cooperate the nut to screw fixedly, can't be applicable to in the cell-phone, for this reason we have proposed an inflation formula high strength bolt fastener for cell-phone.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the expansion type high-strength bolt fastener for the mobile phone, which has the advantages of small volume and capability of being used in mobile phone assembly because the expansion type high-strength bolt fastener is screwed and fixed by the cross screw, and solves the problems in the background art.

(II) technical scheme

The utility model provides the following technical scheme: the utility model provides an inflation formula high strength bolt fastener for cell-phone, includes the sleeve pipe, sheathed tube inside swing joint has movable post, sheathed tube right-hand member rotates and is connected with the screw, the screw is including threaded post and cross bolt head, the inside threaded hole that sets up of activity post, the one end that the cross bolt head was kept away from to the threaded post is connected with the inside screw thread of screw hole, the left end fixedly connected with connector of activity post.

Preferably, the right side fixedly connected with of the inside of sleeve pipe is solid fixed ring, screw thread post and solid fixed ring's inside swing joint.

Preferably, the side surface of the movable column is fixedly connected with a sliding block, the inner side wall of the sleeve is provided with a sliding groove, and the sliding block is connected with the sliding groove in a sliding mode.

Preferably, the inside fixedly connected with spacing slide bar of spout, the through-hole has been seted up to the inside of slider, the slider passes through the through-hole and slides on the surface of spacing slide bar.

Preferably, the side surface of the left end of the sleeve is provided with an opening.

Compared with the prior art, the utility model provides an expansion type high-strength bolt fastener for a mobile phone, which has the following beneficial effects:

1. this inflation formula high strength bolt fastener for cell-phone, when fixing the cell-phone through this fastener, with the inside of sleeve pipe nail into the cell-phone, drive the cross bolt head through the screwdriver and rotate for the screw thread post rotates at solid fixed ring's inside, makes the movable column move to the right side in sheathed tube inside under the effect of the inside screw thread of screw hole, drives the connector and removes to the right side, makes the opening strutted at the in-process that removes, and the opening is fixed to the inside of cell-phone after strutted.

2. This inflation formula high strength bolt fastener for cell-phone, through being provided with slider and spout, the inside of spout is provided with spacing slide bar, and the inside of slider is provided with the through-hole for the slider can slide at spacing slide bar's surface through the through-hole, thereby the slider can slide in the inside of spout, and through the effect of slider, spout, spacing slide bar and through-hole, be convenient for carry on spacingly to the activity post, prevent that the activity post from taking place to rotate along with the screw thread post.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic view of the structure of the movable column of the present invention.

Wherein: 1. a sleeve; 2. a movable post; 3. a threaded post; 4. a cross bolt head; 5. a threaded hole; 6. a fixing ring; 7. a connector; 8. a slider; 9. a chute; 10. a limiting slide bar; 11. a through hole; 12. and (4) opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an expansion type high strength bolt fastener for a mobile phone comprises a sleeve 1, a movable column 2 is movably connected inside the sleeve 1, a screw is rotatably connected at the right end of the sleeve 1 and comprises a threaded column 3 and a cross bolt head 4, a threaded hole 5 is formed inside the movable column 2, one end of the threaded column 3, far away from the cross bolt head 4, is in threaded connection with the inside of the threaded hole 5, a fixing ring 6 is fixedly connected at the right side inside the sleeve 1, the threaded column 3 is movably connected with the inside of the fixing ring 6, the threaded column 3 penetrates through the fixing ring 6 and extends into the movable column 2, then a cross screwdriver is used to drive the cross bolt head 4 to rotate so as to enable the threaded column 3 to rotate, and then the function of the internal thread of the threaded hole 5 is matched so that the movable column 2 moves towards the right side inside the sleeve 1 and then drives the connecting head 7 to move towards the right side, side surface fixedly connected with slider 8 of activity post 2, spout 9 has been seted up to sleeve pipe 1's inside wall, slider 8's quantity is four, four sliders 8 are located activity post 2 respectively all around, the quantity of spout 9 is also four, be located the inner wall of four sides of sleeve pipe 1 respectively, four sliders 8 respectively with the inside sliding connection of four spout 9, slider 8 and the inside sliding connection of spout 9, the spacing slide bar 10 of the inside fixedly connected with of spout 9, through-hole 11 has been seted up to slider 8's inside, slider 8 passes through-hole 11 at the surface slip of spacing slide bar 10, the left end fixedly connected with connector 7 of activity post 2, opening 12 has been seted up to the side of sleeve pipe 1 left end, connector 7 can strut opening 12 when moving to sleeve pipe 1's inside, the opening after strutting can fix the inside at the cell-phone with this fastener.

When the mobile phone fixing device is used, when the mobile phone is fixed through the fixing piece, the sleeve 1 is driven into the mobile phone, the cross bolt head 4 is driven to rotate through the screwdriver, the threaded column 3 rotates inside the fixing ring 6, the movable column 2 moves towards the right side inside the sleeve 1 under the action of the internal threads of the threaded hole 5, the sliding block 8 slides on the surface of the limiting sliding rod 10 through the through hole 11 in the moving process, the connector 7 is driven to move towards the right side by the left end of the movable column 2, the opening 12 is propped open in the moving process, and the opening 12 is fixed inside the mobile phone after being propped open.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inflation formula high strength bolt fastener for cell-phone, includes sleeve pipe (1), its characterized in that: the inside swing joint of sleeve pipe (1) has movable post (2), the right-hand member of sleeve pipe (1) rotates and is connected with the screw, the screw is including threaded post (3) and cross bolt head (4), threaded hole (5) are seted up to the inside of activity post (2), the one end that cross bolt head (4) were kept away from in threaded post (3) is connected with the internal thread of screw hole (5), the left end fixedly connected with connector (7) of activity post (2).

2. The expansion type high strength bolt fastener for mobile phone according to claim 1, characterized in that: the right side fixedly connected with of sleeve pipe (1) inside fixes solid ring (6), the inside swing joint of screw thread post (3) and fixed ring (6).

3. The expansion type high strength bolt fastener for mobile phone according to claim 1, characterized in that: side surface fixedly connected with slider (8) of activity post (2), spout (9) have been seted up to the inside wall of sleeve pipe (1), slider (8) and the inside sliding connection of spout (9).

4. The expansion type high strength bolt fastener for mobile phone according to claim 3, characterized in that: the inner portion of the sliding groove (9) is fixedly connected with a limiting sliding rod (10), a through hole (11) is formed in the sliding block (8), and the sliding block (8) slides on the surface of the limiting sliding rod (10) through the through hole (11).

5. The expansion type high strength bolt fastener for mobile phone according to claim 1, characterized in that: an opening (12) is formed in the side face of the left end of the sleeve (1).