CN216842582U

CN216842582U - Self-tapping screw with anti-skid thread effect

Info

Publication number: CN216842582U
Application number: CN202220651014.XU
Authority: CN
Inventors: 胡良锋; 张蔓玲; 张殷溧; 刘健
Original assignee: Xiangjian Seiko Shenzhen Co ltd
Current assignee: Xiangjian Seiko Shenzhen Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-06-28
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a self-tapping screw with anti-slip thread effect, which belongs to the technical field of self-tapping screws, and comprises a screw, wherein the screw is composed of a screw cap, a screw rod and a thread, the bottom end of the screw cap is fixedly connected with the top end of the screw rod, the outer wall of the screw rod is provided with the thread, the top end of the screw cap is provided with a rectangular groove, and the self-tapping screw also comprises an anti-slip structure arranged on the screw cap, wherein the anti-slip structure comprises an anti-slip component, a limiting component and a pushing component, the utility model pushes a splint to move inwards by the pushing component, drives a limiting block to move inwards along the inner wall of a limiting groove by the splint, clamps the straight rising bottom end by the matching of the movement of a splint and a splint two, and leads the inner sides of the first splint and the second splint to be more attached to the two sides of the straight rising bottom end by inclining the bottom ends of the first splint and the second splint to the inwards, thereby increasing the friction force by a rubber pad, convenient to use, be convenient for adjust, effectively avoid causing the screw to slide simultaneously.

Description

Self-tapping screw with anti-skid thread effect

Technical Field

The utility model relates to a self tapping screw technical field specifically is a self tapping screw with antiskid silk effect.

Background

Self-tapping screws generally refer to pointed, coarse-toothed, hard-textured screws, and a special self-tapping screw for tapping metal holes is called a tap, which is used for non-metal, softer metals without underpinning and tapping, self-tapping screws: the hole drilled is a hole without tapping, the used screw is different from the general screw, the head is sharp, the pitch is larger, the screw is a little like a chipless screw tap and can be directly screwed in without tapping, and metal and plastic generally use the method, and the method can tap, drill, extrude and extrude corresponding threads on a solidified material by the threads of the solidified material, so that the solidified material is in tight fit with the threads.

The transverse groove on the top end of the existing self-tapping screw is connected with the straight line, the transverse groove and the two sides of the bottom end of the straight line are not attached, no buffer is generated, friction force is increased, sliding wires are easily generated during use, the difficulty of disassembly is increased, the working efficiency is reduced, and therefore the self-tapping screw with the anti-sliding wire effect is provided.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems occurring in the conventional self-tapping screw having the effect of an anti-slip thread.

Therefore, the utility model aims at providing a self tapping screw with anti-skidding silk effect can solve the above-mentioned transverse groove that proposes current self tapping screw top and has played with a word and be connected, and the transverse groove is played the bottom both sides with a word and is not laminated to do not have buffering and increase frictional force, produce smooth silk easily during the use, increased the degree of difficulty of dismantling, reduce work efficiency's problem.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a self-tapping screw having a slip-resistant effect, comprising: the screw comprises a screw cap, a screw rod and a thread, wherein the bottom end of the screw cap is fixedly connected with the top end of the screw rod, the outer wall of the screw rod is provided with the thread, the top end of the screw cap is provided with a rectangular groove, and the screw further comprises an anti-skidding structure arranged on the screw cap;

the anti-slip structure comprises an anti-slip component, a limiting component and a pushing component, wherein the anti-slip component is installed in the rectangular groove, one end of the anti-slip component is fixedly connected with the rectangular groove, the other end of the anti-slip component is connected with the pushing component, and the bottom end of the anti-slip component is connected with the top end of the limiting component.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the anti-skidding assembly comprises a first clamping plate and a second clamping plate, the outer side of the first clamping plate is connected with the inner wall of the rectangular groove in a sliding mode, and the bottom ends of the first clamping plate and the second clamping plate incline towards the inner side.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the outer side of the first clamping plate is connected with the inner side of the pushing assembly, the outer side of the second clamping plate is fixedly connected with the inner wall of the rectangular groove, the bottom end of the first clamping plate is connected with the limiting assembly, and rubber pads are fixedly mounted on the inner sides of the first clamping plate and the second clamping plate.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the limiting assembly comprises a limiting groove and a limiting block, the limiting groove is provided with two sets of limiting grooves which are arranged on two sides of the bottom end of the rectangular groove inner wall, the limiting groove inner wall is connected with the limiting block in a sliding mode, and the top end of the limiting block is fixedly connected with one bottom end of the clamping plate.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the pushing assembly comprises a first threaded rod, the inner side of the first threaded rod is connected with the outer wall of the clamping plate, a second bearing is installed at the joint of the inner side of the first threaded rod and the outer wall of the clamping plate, and the first threaded rod is rotatably connected with the first clamping plate through the second bearing.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the first end of the threaded rod, far away from the clamping plate, penetrates through the nut and is fixedly connected with the rectangular nut, and a threaded hole is formed in the joint of the inner side of the nut and the threaded rod and is in threaded connection with the outer wall of the threaded rod.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the pushing assembly further comprises a through hole, the through hole is formed in the inner side of a nut on the outer side of the clamping plate, a first threaded rod is connected to the inner wall of the through hole in a sliding mode, the inner side of the first threaded rod is fixedly connected with the outer side of the clamping plate, and a rectangular threaded sleeve is connected to the outer wall of the first threaded rod in a threaded mode.

As an optimal selection scheme of self tapping screw with antiskid silk effect, wherein: the inner side of the rectangular threaded sleeve is fixedly connected with a connecting sleeve, the inner wall of the connecting sleeve is rotatably connected with the outer wall of the threaded rod, the outer wall of the connecting sleeve is fixedly connected with a first bearing, and the inner side of the first bearing is fixedly connected with a nut.

Compared with the prior art:

promote splint inboard earlier on and remove through the promotion subassembly, drive the stopper through splint and remove along the spacing inslot wall inboard, through the removal of splint one with splint two cooperation with a word play bottom clamp tightly, through inclining splint one, two bottoms of splint inboard to the inboard for splint one, two inboards of splint and a word play bottom both sides are laminated more, through rubber pad increase frictional force, convenient to use, the regulation of being convenient for, effectively avoid causing the screw to slide simultaneously.

Drawings

FIG. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a sectional view of the area C-C of FIG. 1 in accordance with the present invention;

fig. 4 is a side view of the present invention;

fig. 5 is a side cross-sectional view of the present invention;

fig. 6 is a cross-sectional view of the threaded rod of the present invention.

In the figure: 1. a nut; 2. a screw; 3. a thread; 4. a rectangular groove; 61. a first clamping plate; 62. a second clamping plate; 63. a rubber pad; 71. a limiting groove; 72. a limiting block; 81. a first threaded rod; 82. a first bearing; 83. a rectangular thread bush; 84. connecting sleeves; 85. a through hole; 86. a second bearing; 87. a threaded hole; 88. a rectangular nut; 89. and a second threaded rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The first embodiment is as follows:

the utility model provides a self-tapping screw with anti-skidding silk effect, have convenient to use, effectively avoid the advantage of skidding silk, please refer to fig. 1-5, including the screw, the screw comprises nut 1, screw rod 2, screw thread 3, nut 1 bottom and screw rod 2 top fixed connection, screw thread 3 has been seted up to screw rod 2 outer wall, rectangular groove 4 has been seted up to nut 1 top, still include the anti-skidding structure of installing on nut 1;

the anti-slip structure comprises an anti-slip component, a limiting component and a pushing component, wherein the anti-slip component is installed in the rectangular groove 4, one end of the anti-slip component is fixedly connected with the rectangular groove 4, the other end of the anti-slip component is connected with the pushing component, and the bottom end of the anti-slip component is connected with the top end of the limiting component.

The anti-slip assembly comprises a first clamping plate 61 and a second clamping plate 62, the outer side of the first clamping plate 61 is connected with the inner wall of the rectangular groove 4 in a sliding manner, the bottoms of the first clamping plate 61 and the second clamping plate 62 are inclined towards the inner side, the outer side of the first clamping plate 61 is connected with the inner wall of the pushing assembly, the outer side of the second clamping plate 62 is fixedly connected with the inner wall of the rectangular groove 4, the bottom end of the first clamping plate 61 is connected with the limiting assembly, rubber pads 63 are fixedly mounted on the inner sides of the first clamping plate 61 and the second clamping plate 62, the first clamping plate 61 is driven to move towards the inner side by the pushing assembly, the limiting block 72 is driven to move towards the inner side along the inner wall of the limiting groove 71 by the first clamping plate 61, the straight bottom end is clamped by the matching of the first clamping plate 61 and the second clamping plate 62, the bottoms of the first clamping plate 61 and the second clamping plate 62 are inclined towards the inner side, so that the inner sides of the first clamping plate 61 and the straight bottom end are more laminated, the two sides of the straight bottom end are increased in friction force by the rubber pads 63, the screw cap 1 is driven to rotate by rotating the linear screw, so that the screw 2 and the thread 3 formed on the outer wall of the screw 2 are driven to be screwed in, the use is convenient, the adjustment is convenient, and the screw thread slipping is effectively avoided.

Spacing subassembly includes spacing groove 71, stopper 72, spacing groove 71 is equipped with two sets ofly, and is two sets of spacing groove 71 is seted up in 4 inner walls bottom both sides of rectangle recess, and is two sets of the equal sliding connection of spacing groove 71 inner wall has stopper 72, stopper 72 top and splint 61 bottom fixed connection drive stopper 72 and move to the inboard along spacing groove 71 inner wall when promoting subassembly promotion splint 61 to move to the inboard, carry on spacingly to splint 61 through the sliding connection of stopper 72 and spacing groove 71 inner wall.

The pushing assembly comprises a first threaded rod 81, a first 81 internal side of the threaded rod is connected with a 61 external wall of a clamping plate, a second 81 internal side of the threaded rod is connected with a 61 external wall of the clamping plate, a second bearing 86 is installed at the joint of the first 81 internal side of the threaded rod and the first 61 external wall of the clamping plate, the first 81 threaded rod is far away from a 61 one end of the clamping plate and passes through a nut 1 and a fixedly connected rectangular nut 88, a threaded hole 87 and a 81 external wall of the threaded rod are connected at the joint of the first internal side of the nut and the first 81 threaded rod, the threaded rod is driven to rotate by rotating the rectangular nut 88, and the first 61 of the pushing plate is moved to the internal side by rotating the two 89 threaded rod and the threaded hole 87.

When in specific use, the person skilled in the art inserts the bottom end of the linear opening into the inner sides of the first clamping plate 61 and the second clamping plate 62 in the rectangular groove 4, the rectangular nut 88 is rotated to drive the second threaded rod 89 to rotate, the second threaded rod 89 is in threaded connection with the threaded hole 87, the first clamping plate 61 is pushed to move inwards, the first clamping plate 61 drives the limiting block 72 to move inwards along the inner wall of the limiting groove 71, the first clamping plate 61 is moved to be matched with the second clamping plate 62 to clamp the bottom end of the linear opening, the bottom ends of the first clamping plate 61 and the second clamping plate 62 are inclined inwards, so that the inner sides of the first clamping plate 61 and the second clamping plate 62 are more attached to the two sides of the bottom end of the linear lifting rod, the friction force is increased through the rubber pad 63, the linear lifting rod is rotated to drive the screw cap 1 to rotate, thereby drive screw rod 2 and the screw thread 3 that the screw rod 2 outer wall was seted up and twist, convenient to use, be convenient for adjust, effectively avoid causing the screw to slide simultaneously.

Example two:

the utility model provides a self tapping screw with antiskid silk effect, please refer to fig. 6, it still includes through-hole 85 to promote the subassembly, through-hole 85 is seted up in 1 inboards of nut in splint a 61 outside, through-hole 85 inner wall sliding connection has a threaded rod 81, a 81 inboard and a 61 outside fixed connection of splint of threaded rod, a 81 outer wall threaded connection of threaded rod has rectangular thread bush 83, the inboard fixedly connected with adapter sleeve 84 of rectangular thread bush 83, adapter sleeve 84 inner wall is connected with a 81 outer wall rotation of threaded rod, adapter sleeve 84 outer wall fixedly connected with bearing 82, bearing 82 is inboard and 1 fixed connection of nut.

When in specific use, the person skilled in the art inserts the bottom end of the linear opening into the inner sides of the first clamping plate 61 and the second clamping plate 62 in the rectangular groove 4, the second threaded rod 89 in threaded connection with the inner wall of the rectangular threaded sleeve 83 is driven to extend and retract by rotating the rectangular threaded sleeve 83, the first clamping plate 61 is pushed to move inwards through the second threaded rod 89, the first clamping plate 61 drives the limiting block 72 to move inwards along the inner wall of the limiting groove 71, the bottom end of the linear start is clamped by the matching of the movement of the first clamping plate 61 and the second clamping plate 62, the bottom ends of the first clamping plate 61 and the second clamping plate 62 incline inwards, so that the inner sides of the first clamping plate 61 and the second clamping plate 62 are more attached to the two sides of the bottom end of the linear start, the friction force is increased through the rubber pad 63, the linear start is rotated to drive the screw cap 1 to rotate, thereby drive screw rod 2 and the screw thread 3 that the screw rod 2 outer wall was seted up and twist, convenient to use, be convenient for adjust, effectively avoid causing the screw to slide simultaneously.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a self tapping screw with antiskid silk effect, includes the screw, the screw comprises nut (1), screw rod (2), screw thread (3), nut (1) bottom and screw rod (2) top fixed connection, screw thread (3) have been seted up to screw rod (2) outer wall, rectangle recess (4), its characterized in that have been seted up on nut (1) top: the anti-skid structure is arranged on the nut (1);

the anti-slip structure comprises an anti-slip component, a limiting component and a pushing component, wherein the anti-slip component is installed in a rectangular groove (4), one end of the anti-slip component is fixedly connected with the rectangular groove (4), the other end of the anti-slip component is connected with the pushing component, and the bottom end of the anti-slip component is connected with the top end of the limiting component.

2. A self-tapping screw with anti-slip thread effect as defined in claim 1, wherein said anti-slip assembly comprises a first clamping plate (61) and a second clamping plate (62), the outer side of said first clamping plate (61) is slidably connected with the inner wall of said rectangular groove (4), and the bottom ends of said first clamping plate (61) and said second clamping plate (62) are inclined inwardly.

3. The self-tapping screw with the effect of preventing the screw from sliding is characterized in that the outer side of the first clamping plate (61) is connected with the inner side of the pushing assembly, the outer side of the second clamping plate (62) is fixedly connected with the inner wall of the rectangular groove (4), the bottom end of the first clamping plate (61) is connected with the limiting assembly, and rubber pads (63) are fixedly mounted on the inner sides of the first clamping plate (61) and the second clamping plate (62).

4. A self-tapping screw with anti-slip effect as claimed in claim 3, wherein the limiting component comprises two sets of limiting grooves (71) and limiting blocks (72), two sets of limiting grooves (71) are formed in the two sets of limiting grooves (71) and are respectively formed in the two sides of the bottom end of the inner wall of the rectangular groove (4), the limiting blocks (72) are respectively connected to the inner walls of the two sets of limiting grooves (71) in a sliding manner, and the top ends of the limiting blocks (72) are fixedly connected with the bottom end of the first clamping plate (61).

5. A self-tapping screw with a thread slipping prevention effect as claimed in claim 3, wherein the pushing assembly comprises a first threaded rod (81), the inner side of the first threaded rod (81) is connected with the outer wall of the first clamping plate (61), a second bearing (86) is mounted at the joint of the inner side of the first threaded rod (81) and the outer wall of the first clamping plate (61), and the first threaded rod (81) is rotatably connected with the first clamping plate (61) through the second bearing (86).

6. A self-tapping screw with a thread slipping prevention effect according to claim 5, characterized in that one end of the first threaded rod (81) far away from the first clamping plate (61) penetrates through the nut (1) and is fixedly connected with a rectangular nut (88), and a threaded hole (87) is formed in the joint of the inner side of the nut (1) and the first threaded rod (81) and is in threaded connection with the outer wall of the first threaded rod (81).

7. A self-tapping screw with anti-thread slipping effect according to claim 3, wherein the pushing assembly further comprises a through hole (85), the through hole (85) is formed in the inner side of the screw cap (1) on the outer side of the first clamping plate (61), a first threaded rod (81) is slidably connected to the inner wall of the through hole (85), the inner side of the first threaded rod (81) is fixedly connected with the outer side of the first clamping plate (61), and a rectangular thread sleeve (83) is in threaded connection with the outer wall of the first threaded rod (81).

8. A self-tapping screw with a thread slipping prevention effect according to claim 7, characterized in that a connecting sleeve (84) is fixedly connected to the inside of the rectangular threaded sleeve (83), the inner wall of the connecting sleeve (84) is rotatably connected with the outer wall of the first threaded rod (81), a first bearing (82) is fixedly connected to the outer wall of the connecting sleeve (84), and the inside of the first bearing (82) is fixedly connected with the nut (1).