CN211009466U

CN211009466U - Anti-loosening U-shaped nail with barbs

Info

Publication number: CN211009466U
Application number: CN201922048972.9U
Authority: CN
Inventors: 张庆财
Original assignee: Tianjin Shunqingda Metal Products Co ltd
Current assignee: Tianjin Shunqingda Metal Products Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-14
Anticipated expiration: 2029-11-25

Abstract

The utility model provides a locking U type nail that moves with barb. The staple with barb locking is not hard up includes the U type nail body, locking mechanism, pushing mechanism and locking mechanical system, it is internal at the U type nail to store the lumen setting, locking mechanical system installs on the U type nail body, locking mechanical system includes screw propulsion pole, arc and presses down board and recess, screw propulsion pole insert establish to the screw through-hole that U type nail body top was seted up in and with screw through-hole threaded connection, and the bottom of screw propulsion pole extend to the semicircle intracavity and rotate with the top of U type pole and be connected, the top fixed connection of board and screw propulsion pole is pressed to the arc, the recess is seted up at the top of the U type nail body and is pressed the board and matees each other with the arc. The utility model provides a U type nail with barb locking moving has the advantage of nimble regulation.

Description

Anti-loosening U-shaped nail with barbs

Technical Field

The utility model relates to a U type nail technical field especially relates to a U type nail with barb is locking not hard up.

Background

The U-shaped nail is also called as a turf nail, and the general shape can be divided into: four kinds of square head turf nails, round head turf nails, G head turf nails and capped turf nails are adopted; the material includes cold-drawn wire, zinc-plated wire, stainless wire, etc.

The existing U-shaped nail comprises two nail rods and a connecting rod which are integrally connected, the nail rods are nailed into two fixed objects when the U-shaped nail is used, and the two fixed objects which need to be connected are fixed through the nail rods. The prior art has the defects that after the nail rod is nailed into a fixed object, the nail rod is fixed mainly by the friction force generated by the extrusion of the inside of the fixed object to the nail rod, and the extrusion force of the fixed object to the nail rod is small, so that the friction force between the fixed object and the nail rod is also small, the nail rod is easy to fall off from the fixed object, and the fixation is not firm.

Therefore, it is necessary to provide a staple with barbs to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a have the locking staple that moves of barb with nimble regulation.

The utility model provides a U type nail with barb is locking not hard up includes: a U-shaped nail body; the middle storage cavity is arranged in the U-shaped nail body and comprises a semicircular cavity, sliding cavities and accommodating grooves, the semicircular cavity is formed in a U-shaped section of the U-shaped nail body, the two sliding cavities are formed in two vertical sections of the U-shaped nail body respectively, the two sliding cavities are communicated with two ends of the semicircular cavity respectively, and the vertical sections of the U-shaped nail body corresponding to the outer walls of the two sliding cavities are provided with the accommodating grooves which are arranged in a back-to-back mode; the locking mechanisms with the same specifications are respectively arranged in the accommodating grooves and comprise arc-shaped plates and barbs, one ends of the arc-shaped plates are rotatably connected with the inner bottom walls of the accommodating grooves, and a plurality of barbs which are uniformly distributed are fixedly embedded on the outer walls of the arc-shaped plates; the two pushing mechanisms are symmetrically arranged in the storage middle cavity; and the locking mechanism is arranged on the U-shaped nail body.

Preferably, pushing mechanism includes U type pole, connecting block and trapezoidal piece, the semicircle section of U type pole is installed at the semicircle intracavity, and two pole walls of U type pole insert respectively establish to two slip intracavity and with slip chamber sliding connection, there is the trapezoidal piece two pole wall outsides of U type pole through the same connecting block fixed mounting respectively, two the trapezoidal piece is sliding mounting respectively two accomodate the inslot, and the tangent plane of trapezoidal piece and the inner wall sliding connection of arc.

Preferably, the locking mechanism comprises a threaded push rod, the threaded push rod is inserted into a threaded through hole formed in the top of the U-shaped nail body and is in threaded connection with the threaded through hole, and the bottom of the threaded push rod extends into the semicircular cavity and is rotatably connected with the top of the U-shaped rod.

Preferably, the locking mechanism further comprises an arc pressing plate and a groove, the arc pressing plate is fixedly connected with the top end of the threaded pushing rod, and the groove is formed in the top of the U-shaped nail body and matched with the arc pressing plate.

Preferably, the bottom of the vertical section of the U-shaped rod is provided with a spring, and the other end of the spring is elastically connected with the inner bottom wall of the sliding cavity.

Preferably, the surface of the nail body on the U-shaped nail body is sprayed with an anti-corrosion coating.

Compared with the prior art, the utility model provides a U type nail with barb is anti-loose has following beneficial effect:

1. the utility model improves the loosening phenomenon of the U-shaped nail body after fixing the object through the anti-loosening mechanism, so that the barb on the outer wall of the arc plate further increases the resistance of the U-shaped nail to be pulled out in the process of pulling out the U-shaped nail;

2. the utility model discloses a rotatory arc is pressed the clamp plate and is made U type pole pass through the connecting block and drive trapezoidal piece along accomodating the groove gliding, consequently the arc with accomodate the groove contained angle and enlarge gradually to on the barb gomphosis of the fixed gomphosis of outer wall of arc to the fixture, improved the regulation to locking mechanism.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a barbed anti-loosening staple according to the present invention;

fig. 2 is an enlarged schematic view of a portion a shown in fig. 1.

Reference numbers in the figures: 1. u type nail body, 2, store the lumen, 21, semicircle chamber, 22, slip chamber, 23, accomodate the groove, 3, locking mechanism, 31, arc, 32, barb, 4, pushing mechanism, 41, U type pole, 42, connecting block, 43, trapezoidal piece, 5, locking mechanism, 51, screw propulsion pole, 52, arc are pressed the board, 53, recess, 6, spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1 and fig. 2, wherein fig. 1 is a schematic structural view of a preferred embodiment of a U-shaped nail with a barb for locking; fig. 2 is an enlarged schematic view of a portion a shown in fig. 1. The staple with barb locking includes: the locking device comprises a U-shaped nail body 1, a locking mechanism 3, a pushing mechanism 4 and a locking mechanism 5.

In the specific implementation, as shown in fig. 1 and 2, the storage middle chamber 2 is arranged in the staple body 1, the middle storage cavity 2 comprises a semicircular cavity 21, sliding cavities 22 and a storage groove 23, the semicircular cavity 21 is arranged on the U-shaped section of the U-shaped nail body 1, the two sliding cavities 22 are respectively arranged on the two vertical sections of the U-shaped nail body 1, the two sliding cavities 22 are respectively communicated with the two ends of the semicircular cavity 21, the vertical sections of the U-shaped nail body 1 corresponding to the outer walls of the two sliding cavities 22 are respectively provided with a storage groove 23 which is arranged oppositely, the two anti-loosening mechanisms 3 with the same specification are respectively arranged in the storage grooves 23, the anti-loose mechanism 3 comprises an arc plate 31 and a barb 32, one end of the arc plate 31 is rotationally connected with the inner bottom wall of the accommodating groove 23, and the outer wall of the arc-shaped plate 31 is fixedly embedded with a plurality of barbs 32 which are uniformly distributed, so that the loosening phenomenon after the U-shaped nail body 1 fixes objects is improved through the loosening-preventing mechanism 3.

Referring to fig. 2, two pushing mechanisms 4 are symmetrically installed in the storage middle cavity 2, each pushing mechanism 4 includes a U-shaped rod 41, a connecting block 42 and a trapezoidal block 43, a semicircular section of each U-shaped rod 41 is installed in the semicircular cavity 21, two rod walls of each U-shaped rod 41 are respectively inserted into two sliding cavities 22 and are slidably connected with the sliding cavities 22, trapezoidal blocks 43 are respectively and fixedly installed on the outer sides of the two rod walls of each U-shaped rod 41 through the same connecting block 42, two trapezoidal blocks 43 are respectively and slidably installed in the two accommodating grooves 23, a tangent plane of each trapezoidal block 43 is slidably connected with the inner wall of the arc-shaped plate 31, and the trapezoidal blocks 43 are driven to slide downwards through the pushing mechanisms 4, so that the trapezoidal blocks 43 expand the open angle of the arc-shaped plate 31, and the resistance between the anti-loosening mechanism 3 and a fixed object is further improved.

Referring to fig. 1, the locking mechanism 5 is installed on the U-shaped nail body 1, the locking mechanism 5 includes a threaded push rod 51, the threaded push rod 51 is inserted into a threaded through hole formed in the top of the U-shaped nail body 1 and is in threaded connection with the threaded through hole, the bottom of the threaded push rod 51 extends into the semicircular cavity 21 and is rotatably connected with the top of the U-shaped rod 41, the locking mechanism 5 further includes an arc-shaped pressing plate 52 and a groove 53, the arc-shaped pressing plate 52 is fixedly connected with the top end of the threaded push rod 51, the groove 53 is formed in the top of the U-shaped nail body 1 and is matched with the arc-shaped pressing plate 52, and the threaded push rod 51 slides down along the threaded through hole by rotating the arc-shaped pressing plate 52, so that the threaded push rod 51 pushes the U-shaped rod 41 to slide down.

Wherein, the bottom of the vertical section of the U-shaped rod 41 is provided with a spring 6, and the other end of the spring 6 is elastically connected with the inner bottom wall of the sliding cavity 22, so that the U-shaped rod 41 is always in a tight state in the storage middle cavity 2.

The surface of the nail body on the U-shaped nail body 1 is sprayed with the anti-corrosion coating, so that the phenomena of rust and corrosion of the U-shaped nail body 1 are reduced.

The utility model provides a working principle of U type nail with barb locking is as follows:

before the U-shaped nail is used, the arc pressing plate 52 is rotated to slide the thread pushing rod 51 upwards, so that the U-shaped rod 41 drives the trapezoidal blocks 43 to slide upwards along the accommodating grooves 23 through the connecting blocks 42, thereby keeping the included angle between the arc plate 31 and the accommodating grooves 23 to be minimum, when the staple is used, the staple is inserted into the fixture, the screw push rod 51 slides down along the screw through hole by rotating the arc-shaped pressing plate 52, so that the screw push rod 51 pushes the staple 41 to slide down, so that the U-shaped rod 41 drives the trapezoidal blocks 43 to slide downwards along the accommodating groove 23 through the connecting blocks 42, so that the included angle between the arc plate 31 and the accommodating groove 23 is gradually enlarged, thereby the barb 32 fixedly embedded on the outer wall of the arc-shaped plate 31 is embedded on a fixture, the looseness phenomenon of the U-shaped nail body 1 after fixing an object is improved through the anti-loosening mechanism 3, thus, during the process of pulling out the staple, the barbs 32 on the outer wall of the arc-shaped plates 31 further increase the resistance of the staple to outward pulling out.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a staple with locking moving of barb which characterized in that includes:

a U-shaped nail body (1);

the middle storage cavity (2) is arranged in the U-shaped nail body (1), the middle storage cavity (2) comprises a semicircular cavity (21), sliding cavities (22) and accommodating grooves (23), the semicircular cavity (21) is formed in the U-shaped section of the U-shaped nail body (1), the two sliding cavities (22) are formed in two vertical sections of the U-shaped nail body (1) respectively, the two sliding cavities (22) are communicated with two ends of the semicircular cavity (21) respectively, and the vertical sections of the U-shaped nail body (1) corresponding to the outer walls of the two sliding cavities (22) are provided with the accommodating grooves (23) which are arranged in a back-to-back mode;

the locking mechanism (3) with the same specifications is respectively arranged in the accommodating groove (23), the locking mechanism (3) comprises an arc-shaped plate (31) and barbs (32), one end of the arc-shaped plate (31) is rotatably connected with the inner bottom wall of the accommodating groove (23), and the outer wall of the arc-shaped plate (31) is fixedly embedded with a plurality of barbs (32) which are uniformly distributed;

the two pushing mechanisms (4) are symmetrically arranged in the storage middle cavity (2);

and the locking mechanism (5) is arranged on the U-shaped nail body (1).

2. The nail with the barb locking function according to claim 1, wherein the pushing mechanism (4) comprises a U-shaped rod (41), a connecting block (42) and trapezoidal blocks (43), the semicircular section of the U-shaped rod (41) is installed in the semicircular cavity (21), two rod walls of the U-shaped rod (41) are respectively inserted into the two sliding cavities (22) and are in sliding connection with the sliding cavities (22), the trapezoidal blocks (43) are fixedly installed on the outer sides of the two rod walls of the U-shaped rod (41) through the same connecting block (42), the trapezoidal blocks (43) are respectively in sliding installation in the two accommodating grooves (23), and the tangent plane of the trapezoidal blocks (43) is in sliding connection with the inner wall of the arc-shaped plate (31).

3. The barbed anti-loosening staple according to claim 1, wherein the locking mechanism (5) comprises a threaded driver rod (51), the threaded driver rod (51) is inserted into and threadedly connected to a threaded through hole formed in the top of the staple body (1), and the bottom of the threaded driver rod (51) extends into the semicircular cavity (21) and is rotatably connected to the top of the U-shaped rod (41).

4. The barbed anti-loosening staple according to claim 1, wherein the locking mechanism (5) further comprises an arc-shaped pressing plate (52) and a groove (53), the arc-shaped pressing plate (52) is fixedly connected with the top end of the threaded driving rod (51), and the groove (53) is formed in the top of the staple body (1) and matched with the arc-shaped pressing plate (52).

5. A barbed anti-loosening staple according to claim 2, wherein said vertical section of the shank (41) is provided at the bottom with a spring (6) and the other end of the spring (6) is elastically connected to the inner bottom wall of the sliding chamber (22).

6. The barbed anti-loose staple according to claim 1, wherein the surface of the staple body (1) is coated with an anti-corrosive paint.