CN217653048U

CN217653048U - Wood screw

Info

Publication number: CN217653048U
Application number: CN202221849535.2U
Authority: CN
Inventors: 于建军
Original assignee: Yangxin Huifeng Stainless Steel Rigging Co ltd
Current assignee: Yangxin Huifeng Stainless Steel Rigging Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-10-25
Anticipated expiration: 2032-07-18

Abstract

The utility model discloses a wood screw, including the screw body of rod, screw point end and screw tail end, the outside of the screw body of rod is provided with continuous screw thread section, the lower extreme of continuous screw thread section is fixed with locking screw thread section, the tooth's socket has still been seted up in the outside of locking screw thread section, the gluing hole has been seted up at the middle part of locking screw thread section. This wood screw, extrude into the gap of wooden board through the downthehole glue of locking screw thread section middle part rubber coating, the stopper through the screw most advanced outside extrudees with the bottom of wooden board, make the stopper, draw-in groove and fastening awl end and the inboard extrusion joint of wooden board, guarantee that the butt joint of this wood screw and wooden board realizes locking effect, screw tail end through constantly screwing up drives in the arch imbeds wooden board, through the arch, rack and oblique gib block can provide the resistance to the wood screw when screwing up, guarantee that the inside effect of excessive screw in wooden board can not appear in this wood screw.

Description

Wood screw

Technical Field

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

Background

The wood screw is similar to a machine screw, but the screw thread on the screw rod is a special screw thread for wood screws, and can be directly screwed into a wood component for tightly connecting a metal or nonmetal part with a through hole and the wood component. The use of wood screw can imbed the inside of installing wooden board, conveniently accomplishes the equipment fastening with wooden member.

Wooden screw is when the screw in wooden component and assemble the fastening, and conventional wooden screw is when screwing up, and the continuous screw section and the wooden board that can make the screw carry out fastening connection, but wooden component vibrations or expend with heat and contract with cold appear when using for a long time, can lead to wooden screwed connection to appear butt joint not hard up, consequently will improve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wood screw to solve the conventional wood screw that above-mentioned background art provided and when screwing up, can make the continuous screw section and the wooden board of screw carry out fastening connection, but wooden component vibrations appear when using for a long time or expend with heat and contract with cold, can lead to wood screwed connection to appear docking not hard up problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wood screw, includes the screw body of rod, screw point end and screw tail end, the outside of the screw body of rod is provided with continuous screw thread section, the lower extreme of continuous screw thread section is fixed with locking screw thread section, the tooth's socket has still been seted up in the outside of locking screw thread section, the gluing hole has been seted up at the middle part of locking screw thread section, the bottom of the screw body of rod is provided with the screw point end, the screw point end is still held including sharp-end screw thread, stopper, draw-in groove and fastening awl.

Preferably, the outer side of the screw tip is fixed with a tip thread, and the bottom of the screw tip is fixed with a limiting block.

Preferably, the outside of stopper has been seted up the draw-in groove, the bottom of stopper is provided with the fastening awl end.

Preferably, the top of the screw rod body is fixed with the screw tail end, the outside of screw tail end and the screw rod body is provided with stabilizing mean simultaneously, and stabilizing mean is including arch, rack and oblique conducting bar.

Preferably, the protrusion is fixed on the outer wall of the tail end of the screw, a rack is arranged on the outer side of the top of the screw rod body, and an inclined guide bar is fixed on the outer side of the screw rod body, which is close to the upper part of the continuous thread section.

Preferably, the upper surface of the tail end of the screw is provided with a groove, and the lower side of the groove is provided with a cross groove.

Compared with the prior art, the beneficial effects of the utility model are that: this wood screw, extrude into the gap of wooden board through the downthehole glue of locking screw thread section middle part rubber coating, the stopper through the screw most advanced outside extrudees with the bottom of wooden board, make the stopper, draw-in groove and fastening awl end and the inboard extrusion joint of wooden board, guarantee that the butt joint of this wood screw and wooden board realizes locking effect, screw tail end through constantly screwing up drives in the arch imbeds wooden board, through the arch, rack and oblique gib block can provide the resistance to the wood screw when screwing up, guarantee that the inside effect of excessive screw in wooden board can not appear in this wood screw.

1. The wood screw is characterized in that glue is spread on the upper side of the anti-loosening thread section, so that the glue is guided into glue coating holes distributed at equal included angles, when a screw rod body is inserted into a wood plate in a rotating mode, the glue in the glue coating holes in the middle of the anti-loosening thread section is extruded into gaps of the wood plate, meanwhile, torque force for screwing downwards is provided through tip threads on the outer side of the tip end of the screw, when the wood screw is completely screwed down, the wood screw is extruded with the bottom layer of the wood plate through a limiting block in a V shape on the outer side of the tip end of the screw, and is abutted against the wood plate through a clamping groove on the outer side of the limiting block and a fastening cone end on the bottom of the limiting block, so that the limiting block, the clamping groove and the fastening cone end are in extrusion clamping connection with the inner side of the wood plate, and the butt joint of the wood screw and the wood plate is guaranteed to have the effect of butt joint and anti-loosening;

2. the wood screw is characterized in that an inclined guide bar is fixed above a screw rod body close to a continuous threaded section, the spiral angle of the inclined guide bar is smaller than that of the continuous threaded section, racks distributed at equal included angles are arranged on the outer side of the top of the screw rod body, the screw rod body is driven to be screwed into the wood plate through the tail end of the screw, the tail end of the screw which is screwed continuously can drive a bulge to be embedded into the wood plate, the tail end of the screw is ensured to be attached and embedded into the wood plate, resistance can be provided for the wood screw when the wood screw is screwed through the bulge, the racks and the inclined guide bar, the effect that the wood screw is excessively screwed into the wood plate is ensured not to occur, and the tail end of the wood screw is ensured to be attached to the surface of the wood plate;

3. this wood screw is through seting up the recess of square at the upper surface of screw tail end to set up the cross recess in the below of recess, can screw or unscrew this wood screw through cross screwdriver butt joint cross recess, when the cross recess is twisted by manual screwdriver or electric screwdriver and is moved the wearing and tearing that appears, can dock with square connecting piece through the recess of four corners radius, can assist and unscrew this wood screw and dismantle.

Drawings

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

FIG. 2 is a schematic view of the top cross-sectional structure of the anti-loosening thread segment of the present invention;

FIG. 3 is a schematic top view of the screw tip according to the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the screw end of the present invention viewed from the bottom;

FIG. 5 is a schematic top view of the cross-sectional structure of the screw rod of the present invention;

fig. 6 is a schematic view of the top view structure of the screw tail end of the present invention.

In the figure: 1. a screw rod body; 2. a continuous thread segment; 3. a locking thread section; 31. a tooth socket; 32. gluing holes; 4. a screw tip; 41. a tip thread; 42. a limiting block; 43. a card slot; 44. fastening the conical end; 5. the tail end of the screw; 6. a stabilizing mechanism; 61. a protrusion; 62. a rack; 63. oblique conducting bars; 7. a groove; 8. a cross-shaped groove.

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. 1-6, the present invention provides a technical solution: the utility model provides a wood screw, includes the screw body of rod 1, screw pointed end 4 and screw tail end 5, and the outside of the screw body of rod 1 is provided with continuous screw thread section 2, and the lower extreme of continuous screw thread section 2 is fixed with locking screw thread section 3, and tooth's socket 31 has still been seted up in locking screw thread section 3's the outside, and glue coating hole 32 has been seted up at locking screw thread section 3's middle part, and the bottom of the screw body of rod 1 is provided with screw pointed end 4, and screw pointed end 4 still is including pointed end screw thread 41, stopper 42, draw-in groove 43 and fastening awl end 44.

The thread pitch of the two continuous thread sections 2 is equal to the thread pitch of the continuous thread section 2 and the anti-loosening thread section 3, a tip thread 41 is fixed on the outer side of the screw tip 4, and a limiting block 42 is fixed at the bottom of the screw tip 4; the outside of stopper 42 has seted up draw-in groove 43, and the bottom of stopper 42 is provided with fastening awl end 44, and tooth's socket 31 is the distribution of equal contained angle, and the diameter at rubber coating hole 32 top is greater than the diameter at rubber coating hole 32 bottom.

When the wood screw is completely screwed, the limiting block 42 in a V shape on the outer side of the screw tip 4 is extruded with the bottom layer of the wood board, and the limiting block 42, the clamping groove 43 on the outer side of the limiting block 42 and the fastening cone end 44 at the bottom of the limiting block 42 abut against the wood board, so that the limiting block 42, the clamping groove 43 and the fastening cone end 44 are in extrusion clamping connection with the inner side of the wood board, and the wood screw and the wood board are ensured to be butted with each other in an anti-loose and anti-loose manner.

A screw tail end 5 is fixed at the top end of the screw rod body 1, a stabilizing mechanism 6 is arranged at the screw tail end 5 and the outer side of the screw rod body 1, and the stabilizing mechanism 6 comprises a bulge 61, a rack 62 and an inclined guide bar 63; the outer wall at screw tail end 5 is fixed to arch 61, and the outside at the screw body of rod 1 top is provided with rack 62, and the outside that the screw body of rod 1 is close to continuous thread section 2 top is fixed with oblique conducting bar 63, and stopper 42 is "V" style of calligraphy structure, and the draw-in groove 43 in the stopper 42 outside is the equal interval distribution.

During specific implementation, the inclined guide bars 63 are fixed above the screw rod body 1 close to the continuous threaded section 2, the spiral angle of the inclined guide bars 63 is smaller than that of the continuous threaded section 2, the racks 62 distributed at equal included angles are arranged on the outer side of the top of the screw rod body 1, the screw rod body 1 is driven to be screwed into the wood board through the screw tail end 5, the wood screw is inserted into the wood board through the inclined guide bars 63 and the racks 62, a locking effect is achieved, the screw tail end 5 which is continuously screwed can drive the protrusions 61 to be embedded into the wood board, the screw tail end 5 is ensured to be attached and embedded into the wood board, resistance can be provided for the wood screw when the wood screw is screwed through the protrusions 61, the racks 62 and the inclined guide bars 63, the wood screw cannot be excessively screwed into the wood board, and the tail end 5 of the wood screw can be ensured to be attached to the surface of the wood board more.

The upper surface of screw tail end 5 is seted up flutedly 7, and cross recess 8 has been seted up to the downside of recess 7, and recess 7 is the square, and the recess 7 four corners of square is the radius angle setting.

During specific implementation, the square groove 7 is formed in the upper surface of the tail end 5 of the screw, the cross groove 8 is formed below the groove 7, the wood screw can be screwed or unscrewed through the cross screwdriver butt joint cross groove 8, when the cross groove 8 is screwed by a manual screwdriver or an electric screwdriver to cause abrasion, the groove 7 with the rounded four corners can be in butt joint with a square connecting piece, and the wood screw can be unscrewed and detached in an auxiliary mode.

In summary, glue is applied to the upper side of the anti-loose thread section 3, so that the glue is introduced into the glue applying holes 32 distributed at equal included angles, then, when the screw rod body 1 is rotationally inserted into the wood board, the continuous thread section 2 outside the screw rod body 1 and the wood board are screwed, the glue in the glue applying hole 32 in the middle of the anti-loose thread section 3 is extruded into a gap of the wood board, the screw rod body 1 is driven to be screwed into the wood board through the screw tail end 5, and the wood screw is inserted into the wood board through the inclined guide bar 63 and the rack 62, so that a locking effect is achieved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a wood screw, includes the screw body of rod (1), screw point end (4) and screw tail end (5), its characterized in that:

the outside of the screw rod body (1) is provided with continuous screw thread section (2), the lower extreme of continuous screw thread section (2) is fixed with locking screw thread section (3), tooth's socket (31) have still been seted up in the outside of locking screw thread section (3), rubber coating hole (32) have been seted up at the middle part of locking screw thread section (3), the bottom of the screw rod body (1) is provided with screw point end (4), screw point end (4) still including point end screw thread (41), stopper (42), draw-in groove (43) and fastening awl end (44).

2. A wood screw according to claim 1, wherein: the outer side of the screw tip (4) is fixed with a tip thread (41), and the bottom of the screw tip (4) is fixed with a limiting block (42).

3. A wood screw according to claim 2, wherein: the outside of stopper (42) has seted up draw-in groove (43), the bottom of stopper (42) is provided with fastening awl end (44).

4. A wood screw according to claim 1, wherein: the screw tail end (5) is fixed on the top end of the screw rod body (1), the stabilizing mechanism (6) is arranged on the outer sides of the screw tail end (5) and the screw rod body (1) simultaneously, and the stabilizing mechanism (6) comprises a protrusion (61), a rack (62) and an inclined guide bar (63).

5. A wood screw according to claim 4, wherein: the outer wall at screw tail end (5) is fixed in arch (61), the outside at the screw body of rod (1) top is provided with rack (62), the outside that the screw body of rod (1) is close to continuous thread section (2) top is fixed with oblique conducting bar (63).

6. A wood screw according to claim 5, wherein: the upper surface of the screw tail end (5) is provided with a groove (7), and the lower side of the groove (7) is provided with a cross groove (8).