CN215333899U

CN215333899U - Locking installation fastener that moves

Info

Publication number: CN215333899U
Application number: CN202022367086.5U
Authority: CN
Inventors: 孙希亚
Original assignee: Tianjin Sanmu Metal Products Co ltd
Current assignee: Tianjin Sanmu Metal Products Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-12-28
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses an anti-loosening mounting fastener which comprises a frame body, wherein a movable sleeve is movably connected to the center of the top of the frame body through a connecting bearing, the top of the movable sleeve penetrates through the top of the frame body and is fixedly connected with a mounting turntable, a vertical spring is fixedly connected to the top of an inner cavity of the movable sleeve, a mounting head is fixedly connected to the bottom of the vertical spring, the bottom of the mounting head penetrates through the bottom of the movable sleeve, and jacks are formed in the tops of two sides of the mounting head. The anti-loosening mounting fastener has the advantage of preventing loosening by arranging the frame body, the fixing sleeve, the clamping plate, the double-headed screw, the mounting head, the jack, the movable sleeve, the mounting turntable, the vertical spring, the clamping groove, the eccentric turntable, the fastening bolt, the inserted rod and the transverse spring in a matched manner, and solves the problems that the workpiece is easy to loosen after the existing mounting fastener is used for a long time, the workpiece falls off, certain potential safety hazards exist, and the practicability of the mounting fastener is reduced.

Description

Locking installation fastener that moves

Technical Field

The utility model relates to the technical field of fasteners, in particular to an anti-loosening mounting fastener.

Background

The fastener is a mechanical part which is used for fastening and connecting and has wide application, the fastener has wide application industries, including energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, dies, hydraulic pressure and the like, various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, and the fastener is a mechanical basic part which has the most wide application.

The screw is a mounting fastener commonly used for connecting and mounting two or more workpieces, and in practical application, the existing mounting fastener is easy to loosen after being used for a long time, so that the workpieces fall off, certain potential safety hazards exist, and the practicability of the mounting fastener is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-loosening mounting fastener, which has the advantage of anti-loosening and solves the problems that the existing mounting fastener is easy to loosen after being used for a long time, so that a workpiece falls off, certain potential safety hazards exist, and the practicability of the mounting fastener is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: a locking installation fastener comprises a frame body, wherein a movable sleeve is movably connected at the center of the top of the frame body through a connecting bearing, the top of the movable sleeve penetrates through the top of the frame body and is fixedly connected with an installation turntable, a vertical spring is fixedly connected at the top of an inner cavity of the movable sleeve, an installation head is fixedly connected at the bottom of the vertical spring, the bottom of the installation head penetrates through the bottom of the movable sleeve, jacks are formed in the tops of two sides of the installation head, a fixed sleeve is fixedly connected at the center of the two sides of the inner cavity of the frame body, a transverse spring is fixedly connected to the inner wall of the fixed sleeve, an insertion rod is fixedly connected at the other end of the transverse spring, one side of the insertion rod, away from the transverse spring, sequentially penetrates through the movable sleeve and the installation head and extends to the inner cavity of the jacks, a double-headed screw is transversely arranged at the bottom of the inner cavity of the frame body in a penetrating manner, and clamping plates are respectively sleeved on two sides of the surface of the double-headed screw in a threaded manner, the front side of the opposite side of two grip blocks is opened and is equipped with the centre gripping groove that uses with the installation head cooperation, stud's right side is run through to the right side of framework and the eccentric carousel of fixedly connected with, the right side of eccentric carousel is run through and is provided with fastening bolt, the center department of framework bottom runs through and is provided with the installation screw.

Preferably, the top of the mounting screw is provided with a mounting groove, and the bottom of the mounting head extends to an inner cavity of the mounting groove.

Preferably, the movable sleeve and the mounting head are rectangular, the surface of the mounting head is in sliding contact with the connecting part of the movable sleeve, the number of the jacks is a plurality, and the back surface of the clamping plate is in sliding contact with the rear side of the inner cavity of the frame body.

Preferably, the two sides of the inner cavity of the frame body are fixedly connected with stable bearing seats matched with the double-threaded screws, and the inner wall of the clamping groove is fixedly connected with anti-skidding blocks.

Preferably, the top of inserted bar and the one side of keeping away from horizontal spring set up for the slope, the right side fixedly connected with handle of eccentric carousel, fastening bolt's the surface and the junction threaded connection of eccentric carousel.

Preferably, the bottom of the frame body is provided with a through hole matched with the mounting screw for use, and the sectional area of the mounting turntable is larger than that of the mounting screw.

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

1. the anti-loosening mounting fastener has the advantage of preventing loosening by arranging the frame body, the fixing sleeve, the clamping plate, the double-headed screw, the mounting head, the jack, the movable sleeve, the mounting turntable, the vertical spring, the clamping groove, the eccentric turntable, the fastening bolt, the inserted rod and the transverse spring in a matched manner, and solves the problems that the workpiece is easy to loosen after the existing mounting fastener is used for a long time, the workpiece falls off, certain potential safety hazards exist, and the practicability of the mounting fastener is reduced.

2. The installation head can rotate along with the movable sleeve by matching the rectangular installation head with the movable sleeve, the installation head is prevented from rotating, the double-headed screw can rotate more stably by arranging the stable bearing seat, the contact friction force with the installation head can be effectively increased by arranging the anti-skidding block, the installation head is prevented from rotating randomly, the double-headed screw can be driven to rotate conveniently by matching the handle with the eccentric turntable, the fastening and abutting effects can be realized by arranging the fastening bolt, and the eccentric turntable is prevented from rotating randomly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the double-threaded screw structure of the present invention;

FIG. 3 is a schematic sectional view of the fixing sleeve structure of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure B shown in FIG. 1 according to the present invention.

In the figure: the device comprises a frame body 1, a fixed sleeve 2, a clamping plate 3, a double-headed screw 4, a mounting screw 5, a mounting head 6, a jack 7, a movable sleeve 8, a mounting turntable 9, a vertical spring 10, an antiskid block 11, a clamping groove 12, an eccentric turntable 13, a fastening bolt 14, an insertion rod 15 and a transverse spring 16.

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. 1-5, a locking mounting fastener comprises a frame 1, a movable sleeve 8 is movably connected at the center of the top of the frame 1 through a connecting bearing, the top of the movable sleeve 8 penetrates through the top of the frame 1 and is fixedly connected with a mounting turntable 9, a vertical spring 10 is fixedly connected at the top of the inner cavity of the movable sleeve 8, a mounting head 6 is fixedly connected at the bottom of the vertical spring 10, the movable sleeve 8 and the mounting head 6 are both rectangular, the mounting head 6 can rotate along with the movable sleeve 8 by arranging the rectangular mounting head 6 and the movable sleeve 8 to be matched for use, the mounting head 6 is prevented from rotating, the bottom of the mounting head 6 penetrates through the bottom of the movable sleeve 8, the surface of the mounting head 6 is in sliding contact with the mounting head at the joint of the movable sleeve 8, jacks 7 are arranged at the tops of both sides of the mounting head 6, the number of the jacks 7 is several, a fixed sleeve 2 is fixedly connected at the centers of both sides of the inner cavity of the frame 1, the inner wall of the fixed sleeve 2 is fixedly connected with a transverse spring 16, the other end of the transverse spring 16 is fixedly connected with an inserted bar 15, one side of the inserted bar 15, far away from the transverse spring 16, sequentially penetrates through the movable sleeve 8 and the mounting head 6 and extends to the inner cavity of the jack 7, one side of the inserted bar 15, far away from the transverse spring 16, is obliquely arranged, the bottom of the inner cavity of the frame body 1 is transversely penetrated and provided with a double-headed screw 4, two sides of the inner cavity of the frame body 1 are fixedly connected with stable bearing seats matched with the double-headed screw 4 for use, the double-headed screw 4 can rotate more stably by arranging the stable bearing seats, two sides of the surface of the double-headed screw 4 are respectively sleeved with a clamping plate 3 in a threaded manner, the back surface of the clamping plate 3 is in sliding contact with the back side of the inner cavity of the frame body 1, the front side of the opposite sides of the two clamping plates 3 is provided with a clamping groove 12 matched with the mounting head 6, and the inner wall of the clamping groove 12 is fixedly connected with an anti-skid block 11, the anti-skid block 11 is arranged to effectively increase the contact friction force with the mounting head 6 and prevent the mounting head 6 from rotating randomly, the right side of the double-headed screw 4 penetrates through the right side of the frame body 1 and is fixedly connected with the eccentric rotary disc 13, the right side of the eccentric rotary disc 13 is fixedly connected with the handle, the double-headed screw 4 can be conveniently driven to rotate by arranging the handle and the eccentric rotary disc 13 in a matched way, the right side of the eccentric rotary disc 13 is penetrated and provided with the fastening bolt 14, the surface of the fastening bolt 14 is in threaded connection with the joint of the eccentric rotary disc 13, the fastening and tightening effect can be achieved by arranging the fastening bolt 14, the eccentric rotary disc 13 is prevented from rotating randomly, the mounting screw 5 penetrates through the center of the bottom of the frame body 1, the bottom of the frame body 1 is provided with a through hole matched with the mounting screw 5 for use, the top of the mounting screw 5 is provided with a mounting groove, and the bottom of the mounting head 6 extends to the inner cavity of the mounting groove, the sectional area of installation carousel 9 is greater than the sectional area of installation screw 5, through setting up framework 1, fixed cover 2, grip block 3, double-end screw 4, installation screw 5, installation head 6, jack 7, movable sleeve 8, installation carousel 9, vertical spring 10, centre gripping groove 12, eccentric rotary table 13, fastening bolt 14, inserted bar 15 and the cooperation of horizontal spring 16 are used, the advantage of locking moving has, it is not hard up to have solved current installation fastener and take place easily after long-time the use, lead to the work piece to drop, there is certain potential safety hazard, the problem of installation fastener practicality has been reduced.

When the mounting device is used, all parts are in an initial state, a screw hole matched with the mounting screw 5 is formed in a workpiece, the mounting head 6 is moved upwards firstly, the mounting head 6 slides into the movable sleeve 8, the vertical spring 10 is compressed, the mounting screw 5 is placed and penetrates through the frame body 1, then the mounting head 6 is loosened, the mounting head 6 automatically resets and enters into a mounting groove in the mounting screw 5 under the action of the vertical spring 10, the mounting turntable 9 is driven to rotate by a mounting tool, the movable sleeve 8 rotates forwards and drives the mounting head 6 to rotate forwards, so that the mounting screw 5 rotates and moves downwards to enter into the screw hole in the workpiece for mounting, the mounting head 6 is always positioned in the mounting groove in the mounting screw 5 under the action of the vertical spring 10, after the mounting is finished, the insertion rod 15 automatically moves inwards under the action of the transverse spring 16 and enters into the insertion hole 7 after the mounting is finished, fix a position, prevent that installation head 6 from continuing to produce displacement from top to bottom, and then prevent that installation screw 5 from taking place vertical displacement, then rotate the handle, drive eccentric carousel 13 and rotate, make double-end screw 4 corotation, thereby make two grip blocks 3 remove in opposite directions, make non slipping spur 11 and installation head 6 in close contact with, fix a position the centre gripping to installation head 6, thereby prevent that installation screw 5 from producing and rotating, screw in fastening bolt 14 at last, make fastening bolt 14 and framework 1's surface in close contact with, realize locking installation that moves.

All parts used in the application document are standard parts and can be purchased from the market, the specific connection mode of all parts adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, and machines and parts adopt conventional models in the prior art, and detailed description is not given here.

In summary, the following steps: this locking installation fastener that moves, through setting up framework 1, fixed cover 2, grip block 3, double-end screw 4, installation screw 5, installation head 6, jack 7, movable sleeve 8, installation carousel 9, vertical spring 10, centre gripping groove 12, eccentric rotary table 13, fastening bolt 14, inserted bar 15 and the cooperation of horizontal spring 16 are used, the advantage that has locking, it is not hard up to have solved current installation fastener and taken place easily after long-time the use, lead to the work piece to drop, there is certain potential safety hazard, the problem of installation fastener practicality has been reduced.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 a locking installation fastener that moves, includes framework (1), its characterized in that: the improved structure of the automobile seat is characterized in that a movable sleeve (8) is movably connected to the center of the top of the frame body (1) through a connecting bearing, the top of the movable sleeve (8) penetrates through the top of the frame body (1) and is fixedly connected with an installation turntable (9), a vertical spring (10) is fixedly connected to the top of the inner cavity of the movable sleeve (8), an installation head (6) is fixedly connected to the bottom of the vertical spring (10), the bottom of the installation head (6) penetrates through the bottom of the movable sleeve (8), jacks (7) are formed in the tops of two sides of the installation head (6), fixed sleeves (2) are fixedly connected to the center of two sides of the inner cavity of the frame body (1), a transverse spring (16) is fixedly connected to the inner wall of each fixed sleeve (2), an insertion rod (15) is fixedly connected to the other end of each transverse spring (16), one side, far away from the transverse spring (16), of each insertion rod (15) penetrates through the movable sleeve (8) and the installation head (6) in sequence and extends to the inner cavity of the jack (7), the bottom of framework (1) inner chamber transversely runs through and is provided with double threaded screw (4), the equal thread bush in both sides on double threaded screw (4) surface is equipped with grip block (3), and the front side of two relative one sides of grip block (3) is opened and is equipped with centre gripping groove (12) that uses with installation head (6) cooperation, the right side of double threaded screw (4) runs through to the right side of framework (1) and eccentric carousel (13) of fixedly connected with, the right side of eccentric carousel (13) runs through and is provided with fastening bolt (14), the center department of framework (1) bottom runs through and is provided with installation screw (5).

2. A locking installation fastener as claimed in claim 1, wherein: the mounting structure is characterized in that a mounting groove is formed in the top of the mounting screw (5), and the bottom of the mounting head (6) extends to an inner cavity of the mounting groove.

3. A locking installation fastener as claimed in claim 1, wherein: the shape of movable sleeve (8) and installation head (6) is the rectangle, the junction sliding contact of the surface of installation head (6) and movable sleeve (8), the quantity of jack (7) is a plurality of, the back surface of grip block (3) and the rear side sliding contact of framework (1) inner chamber.

4. A locking installation fastener as claimed in claim 1, wherein: the double-end screw frame is characterized in that stable bearing seats matched with the double-end screws (4) are fixedly connected to two sides of an inner cavity of the frame body (1), and anti-skidding blocks (11) are fixedly connected to the inner wall of the clamping groove (12).

5. A locking installation fastener as claimed in claim 1, wherein: the top of inserted bar (15) just keeps away from one side of horizontal spring (16) and sets up for the slope, the right side fixedly connected with handle of eccentric rotary table (13), the junction threaded connection of the surface of fastening bolt (14) and eccentric rotary table (13).

6. A locking installation fastener as claimed in claim 1, wherein: the bottom of the frame body (1) is provided with a through hole matched with the mounting screw (5) for use, and the sectional area of the mounting turntable (9) is larger than that of the mounting screw (5).