CN219472536U - Lock bolt assembly - Google Patents

Abstract

The utility model discloses a lockbolt assembly, which comprises a screw rod; and (3) a screw rod: the upper end of the screw is provided with a hexagonal block, the screw and the hexagonal block form an integral upper end, the upper end of the screw is provided with a chute, the inside of the chute is slidably connected with an inverted L-shaped plate, the lower end of the L-shaped plate is provided with an inclined chute, the inclined chute is slidably connected with the right end of the clamping block, the inside of a round hole of the outer cambered surface of the screw is provided with positioning columns which are respectively slidably connected with a long sliding hole in the middle of the clamping block, the upper end of the chute is provided with a supporting bar, the lower surface of the supporting bar is provided with a spring piece, the lower end of the spring piece is matched with the L-shaped plate, the locking bolt assembly is used for screwing the bolt, the clamping block and the brass strip can be automatically ejected out, the fixing hole can be further tensioned, the rotating resistance of the bolt is increased, and meanwhile, the gasket has larger friction force with the upper surface of the fixing part, and the bolt has good anti-loosening effect, and the stability during use is improved.

Description

Lock bolt assembly

Technical Field

The utility model relates to the technical field of bolts, in particular to a lockbolt assembly.

Background

In our life, the bolt is widely applied to electronic products, mechanical products, digital products and electric equipment, the bolt is generally a fastener consisting of a head part and a screw rod, the bolt is a tool for gradually fastening a machine part by utilizing the physical and mathematical principles of the inclined plane circular rotation and friction force of an object, the tool is matched with a nut during use and is used for fastening two parts with through holes, and further the bolt generally utilizes the friction force of the surface of the head part and the friction force of threads to realize self anti-loosening, but the self friction force is limited, the anti-loosening effect is general, and the firmness during use is affected.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the lockbolt assembly, which can automatically tighten the fixing hole in the fixing process, has good anti-loosening effect and high fixing firmness, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a lockbolt assembly comprising a threaded rod;

and (3) a screw rod: the upper end of the screw is provided with a hexagonal block, the screw and the hexagonal block form the integral upper end, the inner sliding connection of the screw is provided with an inverted L-shaped plate, the lower end of the L-shaped plate is provided with an inclined chute, the inclined chute is in sliding connection with the right end of the clamping block, the inside of a round hole of the outer cambered surface of the screw is provided with positioning columns, the positioning columns are respectively in sliding connection with a long sliding hole in the middle of the clamping block, the clamping block and a brass strip can be automatically ejected out in the screwing process of the bolt, the fixing hole can be further expanded, the rotating resistance of the bolt is increased, meanwhile, the gasket and the upper surface of the fixing part have larger friction force, the bolt has good anti-loosening effect, and the stability during use is improved.

Further, the upper end of spout is equipped with the support bar, and the lower surface of support bar is equipped with the spring leaf, and the lower extreme and the L template cooperation of spring leaf set up, control the reset of L template after conveniently loosening the bolt.

Further, the left end of spout is equipped with the dust proof piece, and the dust proof piece is located the left side of support bar and spring leaf, avoids the foreign matter to enter into between support bar and the L template.

Further, the upper end activity of screw rod has cup jointed the gasket, and the through-hole inside of gasket upper surface all is equipped with the guide post, and the upper end of guide post respectively with the slide hole sliding connection of hexagonal lower surface, the convenience is to the extrusion of L type board.

Further, the lower surface of the gasket is provided with evenly distributed anti-slip stripes, so that the friction force of the gasket is increased.

Further, the middle part of spout is equipped with the locating strip, and the locating strip is located the inside of gasket lower surface recess, prevents the separation of gasket and screw rod.

Further, the left end of fixture block is equipped with the brass strip, and brass strip self intensity is low, avoids causing the damage to the fixed orifices.

Compared with the prior art, the utility model has the beneficial effects that: the lockbolt component has the following advantages:

1. the wrench is used for rotating the six squares to drive the screw rod to rotate, the screw rod drives the clamping block to move downwards through the positioning column, meanwhile the positioning strip and the gasket move downwards synchronously, along with the downwards movement of the gasket, the gasket contacts with the upper surface of the fixing part, the gasket stops downwards movement of the L-shaped plate, the screw rod drives the clamping block to move downwards through the positioning column, the clamping block and the inclined sliding groove of the L-shaped plate slide relatively, the clamping block moves in the direction away from the axis of the screw rod, the clamping block drives the brass strip to abut against the hole wall of the mounting hole, the clamping block and the brass strip can be automatically ejected in the tightening process of the bolt, the fixing hole can be further tightened, the rotating resistance of the bolt is increased, the loosening of the bolt is prevented, and the firmness during use is increased.

2. The lower surface of gasket is equipped with the even anti-skidding stripe that divides, and then the gasket has great frictional force with the fixed part, and the gasket can not take place relative rotation with the screw rod under the effect of guide post simultaneously, and the resistance when further increasing the screw rod is rotatory has great frictional force with the upper surface of fixed part simultaneously, further restricts the rotation of bolt, and then the bolt has good anti-loosening effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the screw of the present utility model;

fig. 3 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1 screw rod, 2 hexagonal, 3L template, 4 oblique spout, 5 fixture block, 6 reference column, 7 brass strip, 8 spring leaf, 9 gaskets, 10 guide post, 11 spout, 12 dust proof sheet, 13 locating strip, 14 antislip stripe, 15 support strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: a lockbolt assembly comprising a screw 1;

screw 1: the upper end of the screw is provided with a hexagonal block 2, the lower end of the screw 1 is screwed into a thread at a fixed position when the screw is used, the hexagonal block 2 can be rotated by using a wrench to drive the screw 1 to rotate, the screw 1 and the hexagonal block 2 form an integral upper end, a chute 11 is arranged at the upper end, the chute 11 provides an installation position for internal parts, an inverted L-shaped plate 3 is connected in a sliding manner in the chute 11, the lower end of the L-shaped plate 3 is provided with an inclined chute 4, the inclined chute 4 is connected with the right end of the clamping block 5 in a sliding manner, positioning columns 6 are respectively arranged in round holes in the outer cambered surface of the screw 1 and are respectively connected with long sliding holes in the middle of the clamping block 5 in a sliding manner, the screw 1 drives the clamping block 5 to move downwards through the positioning columns 6, the clamping block 5 and the inclined chute 4 of the L-shaped plate 3 slide relatively, the clamping block 5 moves towards a direction far away from the axis of the screw 1, the upper end of the chute 11 is provided with a supporting bar 15, the lower surface of the supporting bar 15 is provided with a spring piece 8, the supporting bar 15 provides a mounting position for the spring piece 8, the lower end of the spring piece 8 is matched with the L-shaped plate 3, the spring piece 8 provides downward acting force for the L-shaped plate 3, the L-shaped plate 3 and the clamping block 5 are reset conveniently when the bolt is loosened, the left end of the sliding chute 11 is provided with a dustproof sheet 12, the dustproof sheet 12 is positioned on the left side of the supporting bar 15 and the spring piece 8, the dustproof sheet 12 avoids entering of dust and foreign matters, the upper end of the screw 1 is movably sleeved with a gasket 9, the positioning bar 13 and the gasket 9 synchronously move downwards, the gasket 9 contacts with the upper surface of a fixed part along with the downward movement of the gasket 9, the gasket 9 stops the downward movement of the L-shaped plate 3, the screw 1 drives the clamping block 5 to move downwards through the positioning column 6, guide columns 10 are arranged in through holes on the upper surface of the gasket 9, the upper ends of the guide columns 10 are respectively connected with sliding holes on the lower surface of the six squares 2 in a sliding manner, the lower surface of gasket 9 is equipped with evenly distributed's anti-skidding stripe 14, the lower surface of gasket 9 is equipped with evenly divided anti-skidding stripe 14 simultaneously, and then gasket 9 has great frictional force with the fixed part, gasket 9 can not take place relative rotation with screw rod 1 under the effect of guide post 10 simultaneously, further increase the resistance when screw rod 1 rotates, and then realize the locking of bolt and move, the middle part of spout 11 is equipped with location strip 13, location strip 13 is located the inside of gasket 9 lower surface recess, prevent the separation of gasket 9 and screw rod 1, the left end of fixture block 5 is equipped with brass strip 7, fixture block 5 can drive brass strip 7 and the pore wall counterbalance of mounting hole, can rise tightly, increase the rotatory resistance of screw rod 1.

The working principle of the lockbolt assembly provided by the utility model is as follows: during use, the lower end of the screw 1 is screwed into threads of a fixed part, the screw 1 can be driven to rotate by using the wrench to rotate the six blocks 2, the screw 1 drives the clamping block 5 to move downwards through the positioning column 6, meanwhile, the positioning strip 13 and the gasket 9 move downwards synchronously, along with the downward movement of the gasket 9, the gasket 9 contacts with the upper surface of the fixed part, the gasket 9 stops moving downwards of the L-shaped plate 3, the screw 1 drives the clamping block 5 to move downwards through the positioning column 6, the clamping block 5 and the inclined sliding groove 4 of the L-shaped plate 3 slide relatively, the clamping block 5 moves towards a direction far away from the axis of the screw 1, the clamping block 5 drives the brass strip 7 to abut against the wall of the mounting hole, tensioning can be carried out, the rotating resistance of the screw 1 is increased, meanwhile, the lower surface of the gasket 9 is provided with evenly distributed anti-slip stripes 14, and the gasket 9 has larger friction force with the fixed part, and the anti-loosening gasket 9 cannot rotate relatively with the screw 1 under the action of the guide column 10, so that the anti-loosening of the screw 1 is further increased.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. A lockbolt assembly, characterized in that: comprises a screw (1);

screw (1): the upper end of the screw is provided with a hexagonal block (2), the screw (1) and the hexagonal block (2) form an integral upper end, a chute (11) is formed in the integral upper end, an inverted L-shaped plate (3) is connected to the chute (11) in a sliding manner, an inclined chute (4) is formed in the lower end of the L-shaped plate (3), the inclined chute (4) is connected with the right end of the clamping block (5) in a sliding manner, positioning columns (6) are arranged in round holes in the outer cambered surface of the screw (1), and the positioning columns (6) are respectively connected with long sliding holes in the middle of the clamping block (5) in a sliding manner.

2. A lockbolt assembly as defined in claim 1, wherein: the upper end of the chute (11) is provided with a supporting bar (15), the lower surface of the supporting bar (15) is provided with a spring piece (8), and the lower end of the spring piece (8) is matched with the L-shaped plate (3).

3. A lockbolt assembly as claimed in claim 2, wherein: the left end of the chute (11) is provided with a dustproof sheet (12), and the dustproof sheet (12) is positioned on the left sides of the support bar (15) and the spring piece (8).

4. A lockbolt assembly as defined in claim 1, wherein: the upper end of the screw rod (1) is movably sleeved with a gasket (9), guide posts (10) are arranged in through holes on the upper surface of the gasket (9), and the upper ends of the guide posts (10) are respectively connected with sliding holes on the lower surface of the hexagonal block (2) in a sliding mode.

5. A lockbolt assembly as defined in claim 4, wherein: the lower surface of the gasket (9) is provided with evenly distributed anti-slip stripes (14).

6. A lockbolt assembly as defined in claim 4, wherein: the middle part of spout (11) is equipped with locating strip (13), and locating strip (13) are located the inside of gasket (9) lower surface recess.

7. A lockbolt assembly as defined in claim 1, wherein: the left end of the clamping block (5) is provided with a brass strip (7).