CN211693142U

CN211693142U - Combined screw fastener

Info

Publication number: CN211693142U
Application number: CN202020332672.3U
Authority: CN
Inventors: 陈威世
Original assignee: Guangzhou Shang Tuo Metal Products Co ltd
Current assignee: Guangzhou Shang Tuo Metal Products Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-16
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a modular screw fastener, including the mounting panel, the top of mounting panel is provided with the sleeve, telescopic inside is provided with the screw, the bottom of screw runs through to the inside of mounting panel, the top of screw extends to telescopic top, telescopic surface cover is equipped with the apron, the standing groove has all been seted up at the top of the inside both sides of sleeve, the standing groove inner wall is close to one side fixedly connected with spring of screw. The utility model discloses a cooperation that sets up mounting panel, sleeve, screw, apron, spring, fixture block and standing groove is used, has solved current screw and at the in-process that uses, can't protect the screw, and the screw exposes in the air for a long time, causes the screw rust ization card to die easily, leads to the user can't carry out the problem dismantled to the screw, and this combination formula screw fastener possesses the advantage of protection, has improved the practicality of screw.

Description

Combined screw fastener

Technical Field

The utility model relates to a screw technical field specifically is a modular screw fastener.

Background

The screw is a tool for fastening machine parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object, the screw is a general term of a fastener, and the screw is an indispensable industrial necessity in daily life in a daily oral language: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; the screw is used by large and small screws in combination, has an important task in industry, and has an important function all the time as long as the industry exists on the earth, so that the screw is a common invention in production and life of people for thousands of years, and is the first invention of human beings according to the application field.

At the in-process of fixed article, need use the screw, but current screw is at the in-process that uses, can't protect the screw, and the screw exposes for a long time in the air, causes the rust ization card of screw to die easily, leads to the user can't dismantle the screw, has reduced the practicality of screw.

Disclosure of Invention

An object of the utility model is to provide a modular screw fastener possesses the advantage of protection, has solved current screw and at the in-process that uses, can't protect the screw, and the screw exposes for a long time in the air, causes the screw rust ization card to die easily, leads to the user can't carry out the problem dismantled to the screw.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a modular screw fastener, includes the mounting panel, the top of mounting panel is provided with the sleeve, telescopic inside is provided with the screw, the bottom of screw runs through to the inside of mounting panel, the top of screw extends to telescopic top, telescopic surface cover is equipped with the apron, the standing groove has all been seted up at the top of the inside both sides of sleeve, the standing groove inner wall is close to one side fixedly connected with spring of screw, one side fixedly connected with fixture block of screw is kept away from to the spring, the top and the bottom of fixture block all with the inner wall sliding connection of standing groove, one side that the screw was kept away from to the fixture block runs through to the inside of apron.

Preferably, the mounting hole has been seted up at the top of mounting panel, the fixed section of thick bamboo of inner wall fixedly connected with of mounting hole, the inner wall fixedly connected with of fixed section of thick bamboo and the internal thread that the screw cooperation was used, the inner wall of fixed section of thick bamboo and the surface toothing of screw.

Preferably, the top of a fixed section of thick bamboo extends to the top of mounting hole, the top fixedly connected with lug of a fixed section of thick bamboo, the quantity of lug is six, and six lugs are the equidistance and distribute, the through-hole that uses with the lug cooperation is seted up to telescopic bottom.

Preferably, a gasket is arranged inside the sleeve, the top of the gasket is in contact with the bottom of the screw, the bottom of the gasket is in contact with the inner wall of the sleeve, the gasket is annular, a stop block is fixedly connected to the top of the inner wall of the cover plate, and the bottom of the stop block is in contact with the top of the screw.

Preferably, the inner wall of apron is seted up with the draw-in groove that the fixture block cooperation was used, four are no less than to the quantity of draw-in groove, and a plurality of draw-in grooves are the equidistance and distribute, the shape of draw-in groove is triangle-shaped, the equal fixedly connected with stopper in front and the back of apron inner wall, the spacing groove that uses with the stopper cooperation is seted up on telescopic surface, the shape of stopper and spacing groove is semi-circular.

Preferably, the bottom fixedly connected with sealing washer of apron, the recess that uses with the apron cooperation is seted up at the top of fixed section of thick bamboo, the bottom of sealing washer and the inner wall contact of recess, the cross section of sealing washer and recess is the L style of calligraphy, the shape of sealing washer and recess is the annular.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a cooperation that sets up mounting panel, sleeve, screw, apron, spring, fixture block and standing groove is used, has solved current screw and at the in-process that uses, can't protect the screw, and the screw exposes in the air for a long time, causes the screw rust ization card to die easily, leads to the user can't carry out the problem dismantled to the screw, and this combination formula screw fastener possesses the advantage of protection, has improved the practicality of screw.

2. The utility model discloses a setting of solid fixed cylinder, can fix the position of screw, set up through the internal screw thread, can prevent that the screw from removing when not needing to remove, fix a position the position of screw simultaneously, setting through lug and through-hole, can prevent that the sleeve from rotating, telescopic position has been played spacing effect simultaneously, setting through the gasket, can reduce screw and telescopic friction, telescopic life has been prolonged, spacing effect has been played to the screw simultaneously, cooperation through fixture block and draw-in groove is used, can prevent that the apron from removing when not needing to remove, spacing effect has been played to the position of apron simultaneously, setting through the sealing washer, can reduce the friction of apron with solid fixed cylinder, the life of apron has been prolonged, setting through the recess, sealed effect can be played to the apron.

Drawings

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

FIG. 2 is an enlarged view of the structure A in FIG. 1 according to the present invention;

FIG. 3 is a top view of the sleeve structure of FIG. 1 according to the present invention;

fig. 4 is a top view of the gasket structure of fig. 1 according to the present invention.

In the figure: the device comprises a mounting plate 1, a sleeve 2, a screw 3, a cover plate 4, a spring 5, a clamping block 6, a placing groove 7, a fixing barrel 8, a convex block 9, a through hole 10, a gasket 11, a clamping groove 12, a sealing ring 13, a stop block 14 and a limiting block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a combined screw fastener includes a mounting plate 1, a sleeve 2 is disposed on the top of the mounting plate 1, a screw 3 is disposed inside the sleeve 2, the bottom of the screw 3 penetrates into the mounting plate 1, the top of the screw 3 extends to the top of the sleeve 2, a cover plate 4 is sleeved on the surface of the sleeve 2, placing grooves 7 are respectively disposed on the tops of two sides inside the sleeve 2, a spring 5 is fixedly connected to one side of the inner wall of each placing groove 7, which is close to the screw 3, a fixture block 6 is fixedly connected to one side of the spring 5, which is far away from the screw 3, the tops and bottoms of the fixture blocks 6 are slidably connected to the inner wall of the placing grooves 7, one side of the fixture block 6, which is far away from the screw 3, penetrates into the cover plate 4, a mounting hole is disposed on the top of the mounting plate 1, a fixing, the inner wall of the fixed cylinder 8 is meshed with the surface of the screw 3, the position of the screw 3 can be fixed through the arrangement of the fixed cylinder 8, the screw 3 can be prevented from moving when not required to move through the arrangement of internal threads, the position of the screw 3 is positioned at the same time, the top of the fixed cylinder 8 extends to the top of the mounting hole, the top of the fixed cylinder 8 is fixedly connected with six bumps 9, the six bumps 9 are distributed equidistantly, the bottom of the sleeve 2 is provided with through holes 10 matched with the bumps 9 for use, the sleeve 2 can be prevented from rotating through the arrangement of the bumps 9 and the through holes 10, the position of the sleeve 2 is limited, a gasket 11 is arranged inside the sleeve 2, the top of the gasket 11 is contacted with the bottom of the screw 3, the bottom of the gasket 11 is contacted with the inner wall of the sleeve 2, the shape of the gasket 11 is annular, the top of the inner wall of the cover plate 4 is fixedly connected with a stop block, the bottom of the stop block 14 is contacted with the top of the screw 3, friction between the screw 3 and the sleeve 2 can be reduced through the arrangement of the gasket 11, the service life of the sleeve 2 is prolonged, the screw 3 is limited, the inner wall of the cover plate 4 is provided with at least four clamping grooves 12 matched with the clamping blocks 6, the clamping grooves 12 are distributed at equal intervals, the clamping grooves 12 are triangular, the front surface and the back surface of the inner wall of the cover plate 4 are fixedly connected with limiting blocks 15, the surface of the sleeve 2 is provided with limiting grooves matched with the limiting blocks 15, the limiting blocks 15 and the limiting grooves are semicircular in shape, the cover plate 4 can be prevented from moving when not required to move through the matched use of the clamping blocks 6 and the clamping grooves 12, the position of the cover plate 4 is limited, the bottom of the cover plate 4 is fixedly connected with a sealing ring 13, the top of the fixed cylinder 8 is provided with a groove matched with the cover plate 4, the bottom of sealing washer 13 and the inner wall contact of recess, and the cross section of sealing washer 13 and recess is the L style of calligraphy, and the shape of sealing washer 13 and recess is the annular, through the setting of sealing washer 13, can reduce apron 4 and the friction of solid fixed cylinder 8, has prolonged apron 4's life, through the setting of recess, can play sealed effect to apron 4.

When the screw fixing device is used, a user pulls the cover plate 4 upwards, the cover plate 4 moves upwards to enable the sealing ring 13 to be separated from the groove, the cover plate 4 moves upwards to push the clamping block 6 to move inwards, the clamping block 6 moves inwards to compress the spring 5, the clamping block 6 is pushed to be clamped into the clamping groove 12 all the time through the resilience force of the spring 5, the cover plate 4 moves upwards to enable the cover plate 4 to be separated from the sleeve 2, then the screw 3 is rotated anticlockwise to enable the screw 3 to be separated from the fixing cylinder 8, then the sleeve 2 is pulled upwards to enable the lug 9 to be separated from the through hole 10, at the moment, the screw 3 can be disassembled, during installation, the user pushes the sleeve 2 downwards to enable the lug 9 to be clamped into the through hole 10, the position of the sleeve 2 is positioned, then the screw 3 is rotated clockwise to enable the screw 3 to be clamped into the fixing cylinder 8, the position of the screw 3 is fixed, the fixture block 6 moves the compression spring 5 to the inboard, promotes the inside that the fixture block 6 blocked into the draw-in groove 12 all the time through the resilience force of spring 5, fixes a position apron 4, makes the inside that sealing washer 13 blocked into the recess simultaneously, seals apron 4, can protect screw 3 this moment.

In summary, the following steps: this combination formula screw fastener uses through the cooperation that sets up mounting panel 1, sleeve 2, screw 3, apron 4, spring 5, fixture block 6 and standing groove 7, has solved current screw and at the in-process that uses, can't protect the screw, and the screw exposes for a long time in the air, causes the rust-resistant card of screw to die easily, leads to the user can't carry out the problem dismantled to the screw.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A modular screw fastener, includes mounting panel (1), its characterized in that: the top of mounting panel (1) is provided with sleeve (2), the inside of sleeve (2) is provided with screw (3), the bottom of screw (3) runs through to the inside of mounting panel (1), the top of screw (3) extends to the top of sleeve (2), the surface cover of sleeve (2) is equipped with apron (4), standing groove (7) have all been seted up at the top of the inside both sides of sleeve (2), one side fixedly connected with spring (5) that standing groove (7) inner wall is close to screw (3), one side fixedly connected with fixture block (6) of screw (3) are kept away from in spring (5), the top and the bottom of fixture block (6) all with the inner wall sliding connection of standing groove (7), one side that screw (3) were kept away from in fixture block (6) runs through to the inside of apron (4).

2. A modular screw fastener as claimed in claim 1, wherein: the mounting hole has been seted up at the top of mounting panel (1), the fixed section of thick bamboo (8) of inner wall fixedly connected with of mounting hole, the inner wall fixedly connected with of fixed section of thick bamboo (8) and the internal thread that screw (3) cooperation was used, the inner wall of fixed section of thick bamboo (8) and the surface engagement of screw (3).

3. A modular screw fastener as claimed in claim 2, wherein: the top of a fixed section of thick bamboo (8) extends to the top of mounting hole, the top fixedly connected with lug (9) of a fixed section of thick bamboo (8), the quantity of lug (9) is six, and six lugs (9) are the equidistance and distribute, through-hole (10) of using with lug (9) cooperation have been seted up to the bottom of sleeve (2).

4. A modular screw fastener as claimed in claim 1, wherein: the inside of sleeve (2) is provided with gasket (11), the top of gasket (11) and the bottom contact of screw (3), the bottom of gasket (11) and the inner wall contact of sleeve (2), the shape of gasket (11) is the annular, the top fixedly connected with dog (14) of apron (4) inner wall, the bottom of dog (14) and the top contact of screw (3).

5. A modular screw fastener as claimed in claim 1, wherein: draw-in groove (12) that use with fixture block (6) cooperation are seted up to the inner wall of apron (4), four are no less than in the quantity of draw-in groove (12), and a plurality of draw-in grooves (12) are the equidistance and distribute, the shape of draw-in groove (12) is triangle-shaped, the equal fixedly connected with stopper (15) in the front and the back of apron (4) inner wall, the spacing groove that uses with stopper (15) cooperation is seted up on the surface of sleeve (2), the shape of stopper (15) and spacing groove is semi-circular.

6. A modular screw fastener as claimed in claim 2, wherein: the bottom fixedly connected with sealing washer (13) of apron (4), the recess that uses with apron (4) cooperation is seted up at the top of solid fixed cylinder (8), the bottom of sealing washer (13) contacts with the inner wall of recess, the cross section of sealing washer (13) and recess is the L style of calligraphy, the shape of sealing washer (13) and recess is the annular.