CN215487094U

CN215487094U - Novel screw capable of preventing screw from sliding

Info

Publication number: CN215487094U
Application number: CN202121564959.XU
Authority: CN
Inventors: 郑慧芳
Original assignee: Taizhou Foster Rivet Co ltd
Current assignee: Taizhou Foster Rivet Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-11
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to the technical field of positioning pieces, and discloses a novel screw capable of preventing screw slipping, which solves the problems that the screw in the current market often causes the phenomena of screw slipping, notch and the like of a groove at a screw head along with excessive contact times with a screwdriver, so that the screw is difficult to screw or loosen, and the phenomenon of screw slipping of threads outside a screw rod can be caused by excessive force or excessive deviation of the screw in the screwing process, so that the screw cannot be screwed, and the novel screw comprises a screw head, wherein a fixed block is fixedly arranged at the top of the screw head, a movable plate is movably arranged in the fixed block, cover plates are fixedly arranged on one side of the movable plate, the number of the cover plates is two, the novel screw is provided with a spare groove at the screw head, when one groove causes the screw slipping phenomenon, the other groove can be used, so that the excessive force is prevented from occurring in the screwing process, the service life of the screw is prolonged.

Description

Novel screw capable of preventing screw from sliding

Technical Field

The utility model belongs to the technical field of positioning pieces, and particularly relates to a novel screw capable of preventing screw thread sliding.

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; transportation equipment, airplanes, electric cars, automobiles and the like are used by combining large and small screws, the screws have important tasks in industry, and the screws mainly have the function of connecting two workpieces together to play a role in fastening.

The screw is a common mechanical connecting component, generally consists of a screw rod and a screw head, for convenient use, grooves with different shapes are generally reserved on the upper end surface of the screw head, such as a cross-shaped groove, a hexagon socket groove and the like, and with too many contact times with a screwdriver, phenomena such as sliding of the groove at the screw head, gaps and the like are often caused, so that the screw is difficult to screw or loosen, and a fixed object is influenced to a certain degree; in addition, the screw thread outside the screw rod can be caused to slide due to too violent force or too deflection in the screwing process of the screw, the situation that the threaded connection cannot be screwed is caused, the situation that the tightness between the screw and a fixed object is poor can occur, and the connection quality is seriously affected, so that the novel screw for preventing the slide is provided.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a novel screw capable of preventing screw slipping, which effectively solves the problems that the screw in the current market often causes the phenomena of screw slipping, notch and the like of a groove at the screw head along with excessive contact times of the screw and a screwdriver, so that the screw is difficult to screw or loosen, and the screw slipping phenomenon is caused by the fact that the screw thread outside the screw rod is generated by excessively violent or excessively deviated force in the screwing process of the screw, so that the threaded connection cannot be screwed.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel screw capable of preventing screw thread sliding comprises a screw head, wherein a fixed block is fixedly mounted at the top of the screw head, a movable plate is movably mounted inside the fixed block, a cover plate is fixedly mounted on one side of the movable plate, the number of the cover plates is two, a first magnet is fixedly mounted on one side of one cover plate, a second magnet is fixedly mounted on one end of the other cover plate, a rotating shaft is sleeved inside the screw head in a movable mode, and a mounting block is sleeved outside the rotating shaft in a fixed mode;

the bottom movable mounting of spiral shell head has the screw rod, the outside of screw rod is provided with the screw thread, the bottom fixed mounting of screw rod has the regulating block.

Preferably, the number of the cover plates is two, and one side of each of the two cover plates is perpendicular to one side of the movable plate.

Preferably, a movable groove is formed in the fixed block, and the size of the movable groove is matched with that of the movable plate.

Preferably, the front surface of the mounting block is provided with a cross-shaped groove, and the top of the mounting block is provided with a hexagon socket groove.

Preferably, the adjusting block is movably provided with a connecting block inside, and the connecting block is matched with the inner cavity of the adjusting block.

Preferably, a positioning block is fixedly mounted on one side of the connecting block, and one side of the positioning block is perpendicular to one side of the connecting block.

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

1) when the screw is used, the cross-shaped groove, the inner hexagonal groove and the like are formed in the outer portion of the mounting block through the rotating shaft and the mounting block, when tools such as a screwdriver and the like carried by a mounting worker are not suitable for the screw, the mounting block can be rotated to find the grooves of other types, convenience is brought to the mounting work of the mounting worker, the situation that the mounting worker needs to carry various tools during mounting operation is avoided, when one groove has a wire sliding phenomenon, the mounting block can be rotated to use other standby grooves, and the problem that a screw rod is difficult to take out of the inside of a fixed object when the screw slides is avoided;

2) through the fixed block, the movable plate, the cover plate, the first magnet and the second magnet, when a screw needs to be installed in a fixed object, the cover plate is pushed by hand to move towards two sides, the cover plate and the movable plate can move in the fixed block, so that grooves on the surface of the installation block are exposed, the screw is installed by tools such as a screwdriver, after the installation work is finished, the cover plate is pushed to move towards the middle, the first magnet and the second magnet attract each other, the installation block is covered, the installation block is protected, and meanwhile, the grooves on the surface of the installation block can be prevented from falling ash;

3) through regulating block, connecting block and locating piece, before the installation screw, with the inside of locating piece and connecting block installation income regulating block, screw rod is twisted the in-process of moving downwards, the locating piece can be at first with the bottom contact in hole groove, when the locating piece contacts with the bottom in hole groove, the screw rod will be difficult to remove to prevent to twist the in-process and exert oneself too hard can cause the outside screw thread of screw rod to produce smooth silk phenomenon.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

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

FIG. 3 is a top view of the structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure of the present invention at A;

in the figure: 1. a screw head; 2. a fixed block; 3. a movable plate; 4. a cover plate; 5. a first magnet; 6. a magnet II; 7. a rotating shaft; 8. mounting blocks; 9. a thread; 10. an adjusting block; 11. connecting blocks; 12. positioning blocks; 13. a screw; 14. a movable groove.

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.

In this embodiment, as shown in fig. 1 to 4, the screw head of the present invention includes a screw head 1, a fixed block 2 is fixedly installed at the top of the screw head 1, a movable plate 3 is movably installed inside the fixed block 2, the movable plate 3 is movable inside the fixed block 2, a cover plate 4 is fixedly installed at one side of the movable plate 3, the number of the cover plates 4 is two, the two cover plates 4 can cover and protect an installation block 8, a first magnet 5 is fixedly installed at one side of one of the cover plates 4, a second magnet 6 is fixedly installed at one end of the other cover plate 4, the two cover plates 4 are fixed by mutual attraction between the first magnet 5 and the second magnet 6, a rotation shaft 7 is movably sleeved inside the screw head 1, the installation block 8 is fixedly sleeved outside the rotation shaft 7, and the installation block 8 can rotate through the rotation shaft 7;

the bottom of the screw head 1 is movably provided with a screw 13, the outside of the screw 13 is provided with a thread 9, and the bottom of the screw 13 is fixedly provided with an adjusting block 10.

The number of the cover plates 4 is two, and one side of each of the two cover plates 4 is perpendicular to one side of the movable plate 3; after the installation work, promote apron 4 again simultaneously and remove to the centre, magnet 5 and No. two magnet 6 inter attraction to cover installation piece 8, protect installation piece 8, can prevent simultaneously that the recess on installation piece 8 surface from falling the ash.

Wherein, the fixed block 2 is internally provided with a movable groove 14, and the size of the movable groove 14 is matched with that of the movable plate 3; when the screw needs to be installed in the fixed object, the cover plate 4 is pushed by hand to move towards two sides, the cover plate 4 and the movable plate 3 can move in the movable groove 14 in the fixed block 2, so that the groove on the surface of the installation block 8 is exposed, and then the screw is installed by using tools such as a screwdriver.

Wherein, the front surface of the mounting block 8 is provided with a cross-shaped groove, and the top of the mounting block 8 is provided with a hexagon socket groove; the outside of installation piece 8 is provided with cross recess, hexagon socket type recess etc. when instruments such as bottle opener that the installer takes are not suitable for this screw, rotate installation piece 8 through axis of rotation 7, find the recess of other models, installation work for the installer has brought the facility, the condition that the installer need carry multiple instrument when the installation operation has been avoided, when smooth silk phenomenon appears in one of them recess, can rotate installation piece 8, launch other reserve recesses, it is difficult to follow the problem of being taken out by fixture inside with screw 13 when having avoided the screw to appear slipping the silk.

Wherein, the interior of the adjusting block 10 is movably provided with a connecting block 11, and the connecting block 11 is matched with the inner cavity of the adjusting block 10; the adjusting block 10 is symmetrically distributed at the bottom of the screw rod 13, the connecting block 11 and the positioning block 12 are installed in the adjusting block 10 when the screws are required to be fixed, the connecting block 11 and the positioning block 12 are taken out from the inside of the adjusting block 10 when the screws are stored, the size of the screws is reduced, and the screws are convenient to store.

Wherein, one side of the connecting block 11 is fixedly provided with a positioning block 12, and one side of the positioning block 12 is vertically arranged with one side of the connecting block 11; before the screws are installed, the positioning block 12 and the connecting block 11 are installed inside the adjusting block 10, when the screw 13 is screwed downwards, the positioning block 12 is firstly contacted with the bottom of the hole groove, and when the positioning block 12 is contacted with the bottom of the hole groove, the screw 13 is difficult to move, so that the phenomenon that the screw thread 9 outside the screw 13 slides due to the fact that the screw thread is too hard to move in the screwing process is prevented.

The working principle is as follows: when the screw is used, when a screw needs to be installed in a fixed object, the cover plate 4 positioned at the top of the screw head 1 is pushed by hands to move towards two sides, the cover plate 4 and the movable plate 3 can move in the movable groove 14 in the fixed block 2, so that the groove on the surface of the installation block 8 is displayed, the screw is installed by tools such as a screwdriver, after the installation work is finished, the cover plate 4 is pushed to move towards the middle, the first magnet 5 and the second magnet 6 are mutually attracted, the installation block 8 is covered, the installation block 8 is protected, meanwhile, the dust falling of the groove on the surface of the installation block 8 can be prevented, the cross-shaped groove, the inner hexagonal groove and the like are arranged outside the installation block 8, when the screw is installed by tools such as the screwdriver and the like, the installation block 8 is rotated through the rotating shaft 7, the grooves of other types are found, and convenience is brought to the installation work of an installer, the situation that an installer needs to carry various tools during installation operation is avoided, when one groove has a wire slipping phenomenon, the installation block 8 can be rotated to start other standby grooves, and the problem that the screw 13 is difficult to take out of the fixed object when a screw slips is avoided;

before the screws are installed, the positioning block 12 and the connecting block 11 are installed inside the adjusting block 10, when the screw 13 is screwed downwards, the positioning block 12 can be firstly contacted with the bottom of the hole groove, when the positioning block 12 is contacted with the bottom of the hole groove, the screw 13 is difficult to move, the phenomenon that the thread 9 outside the screw 13 slides due to the fact that the screw is forcefully too hard in the screwing process is prevented, the adjusting block 10 is symmetrically distributed at the bottom of the screw 13, when the screws are required to be fixed, the connecting block 11 and the positioning block 12 are installed inside the adjusting block 10, when the screws are stored, the connecting block 11 and the positioning block 12 are taken out from the inside of the adjusting block 10, the size of the screws is reduced, and the storage of the screws is convenient.

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

Claims

1. The utility model provides a prevent novel screw of smooth silk, includes spiral shell head (1), its characterized in that: the top of the screw head (1) is fixedly provided with a fixed block (2), a movable plate (3) is movably arranged in the fixed block (2), a cover plate (4) is fixedly arranged on one side of the movable plate (3), the number of the cover plates (4) is two, a first magnet (5) is fixedly arranged on one side of one cover plate (4), a second magnet (6) is fixedly arranged at one end of the other cover plate (4), a rotating shaft (7) is movably sleeved in the screw head (1), and a mounting block (8) is fixedly sleeved outside the rotating shaft (7);

the bottom movable mounting of spiral shell head (1) has screw rod (13), the outside of screw rod (13) is provided with screw thread (9), the bottom fixed mounting of screw rod (13) has regulating block (10).

2. The novel screw for preventing slipping of wires according to claim 1, wherein: the number of the cover plates (4) is two, and one side of each of the two cover plates (4) is perpendicular to one side of the movable plate (3).

3. The novel screw for preventing slipping of wires according to claim 2, wherein: the inside of fixed block (2) is provided with activity groove (14), the size and the fly leaf (3) looks adaptation of activity groove (14).

4. The novel screw for preventing slipping of wires according to claim 1, wherein: the front surface of the mounting block (8) is provided with a cross-shaped groove, and the top of the mounting block (8) is provided with a hexagon socket groove.

5. The novel screw for preventing slipping of wires according to claim 1, wherein: the inner movable mounting of regulating block (10) has connecting block (11), connecting block (11) and the inner chamber looks adaptation of regulating block (10).

6. The novel screw for preventing slipping of wires according to claim 5, wherein: one side fixed mounting of connecting block (11) has locating piece (12), one side of locating piece (12) is perpendicular setting with one side of connecting block (11).