CN219159357U - Anti-loose automobile bolt - Google Patents

Abstract

The utility model discloses a locking automobile bolt, which comprises a first screw head and a limiting assembly, wherein movable grooves are formed in two sides of the first screw head, the whole of each movable groove is in a trapezoid shape, the limiting assembly used for limiting rotation of the bolt is arranged on the inner wall of each movable groove, the limiting assembly comprises a limiting plate, a rotating rod, a mounting rack, a shaft rod, a connecting piece, a spring telescopic rod and a mounting block, the rotating rod is rotatably arranged at the bottom of the limiting plate, the front end and the rear end of the rotating rod are vertically fixed with the inner wall of each movable groove, the mounting rack is arranged on one side, close to the rotating rod, of the bottom of the limiting plate, and the shaft rod is arranged at one end, far away from the rotating rod, of the mounting rack. This locking automobile bolt adopts the mutually supporting setting between a plurality of subassemblies, not only can prevent that the bolt after the installation from passing by oneself not hard up, can also have the fastening effect to the bolt after the installation simultaneously, but also can be to adjusting the draw-in groove and the limiting plate corresponding position that second screw head bottom was seted up.

Description

Anti-loose automobile bolt

Technical Field

The utility model relates to the technical field of automobile bolts, in particular to a locking automobile bolt.

Background

An automobile; is a power-driven, non-track-borne vehicle having 4 or more wheels, primarily for: carrying personnel and/or cargo; a vehicle for hauling personnel and/or cargo; in particular, an automobile is assembled from a plurality of parts, and the parts are fixed by bolts during assembly.

The bolts on the market have the defect of easy loosening, the traditional bolts are easy to loosen due to external force when in use, and the bolt fastening is very important, if once the bolts are fastened with problems, the safety of automobiles is greatly threatened, and therefore, we propose a locking automobile bolt.

Disclosure of Invention

The utility model aims to provide a locking automobile bolt, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a locking automobile bolt, includes first screw head and spacing subassembly, the movable groove has been seted up to the both sides of first screw head, and the whole of movable groove is trapezoidal setting for restrict bolt pivoted spacing subassembly installs in the inner wall of movable groove, spacing subassembly includes limiting plate, bull stick, mounting bracket, axostylus axostyle, connecting piece, spring telescopic link and installation piece, the bull stick is installed in the rotation of limiting plate bottom, and the front and back end and the inner wall vertical fixation of movable groove of bull stick, one side that the bottom of limiting plate is close to the bull stick is provided with the mounting bracket, and the one end of keeping away from the bull stick of mounting bracket is provided with the axostylus axostyle, the outside cover in middle section of axostylus axostyle is equipped with the connecting piece, and the spring telescopic link is installed on the top of connecting piece, the fixed installation piece that is provided with in top of spring telescopic link, and the end of installation piece is connected with the inside rotation of movable groove.

Further, the hollow screw rod is vertically arranged at the bottom of the center of the first screw rod head, and the whole hollow screw rod is in an inverted V-shaped arrangement.

Further, an inner thread groove is formed in the inner wall of the hollow screw rod, and the inner thread of the inner thread groove is connected with a solid screw rod.

Further, a second screw head is mounted through the first screw head at the tip of the solid screw, and the second screw head is shaped and sized to conform to the first screw head.

Furthermore, clamping grooves are symmetrically formed in the bottoms of the two sides of the second screw head, and the inner walls of the clamping grooves are connected with the top ends of the limiting plates in a sleeved mode.

Further, a gasket is sleeved on the outer wall of the top of the solid screw, and the outer diameter of the gasket is smaller than the diameter of the first screw head.

Further, an installation groove is formed in the gasket, and the installation groove is in threaded connection with the solid screw.

The utility model provides a locking automobile bolt, which has the following beneficial effects: this locking automobile bolt adopts the mutually supporting setting between a plurality of subassemblies, not only can prevent that the bolt after the installation from passing by oneself not hard up, can also have the fastening effect to the bolt after the installation simultaneously, but also can be to adjusting the draw-in groove and the limiting plate corresponding position that second screw head bottom was seted up.

1. According to the utility model, through the arrangement of the limiting assembly, the limiting plate drives the mounting frame which is vertically arranged at the right end of the limiting plate to turn downwards when the limiting plate rotates around the rotating rod, when the mounting frame cannot rotate, the spring telescopic rod which is rotationally connected with the top of the right side of the mounting frame is converted into downward thrust from outward thrust, so that the mounting frame controls the limiting plate to be vertical to the first screw head, and then the first screw head and the second screw head are prevented from independently rotating through clamping grooves which are formed in two sides of the bottom of the first screw head and the second screw head.

2. According to the utility model, through the arrangement of the hollow screw and the solid screw, the solid screw arranged at the bottom of the second screw head is driven to pass through the first screw head to be installed in the hollow screw in a rotating way, and the solid screw is larger than the internal thread groove arranged in the hollow screw, so that the hollow screw is continuously applied with an outward force when the solid screw is installed, the installed hollow screw is more tightly connected with a corresponding automobile part, and the purposes of fastening and loosening prevention of the bolt are achieved.

3. According to the utility model, the gasket is made of rubber materials and has certain elasticity, when the limiting plates arranged on the two sides of the top of the first screw head cannot be clamped into the clamping groove, the second screw head can be continuously screwed down to extrude the gasket until the groove and the limiting plates are opposite, so that the purpose of adjusting the corresponding positions of the clamping groove formed in the bottom of the second screw head and the limiting plates is achieved, the friction force between the second screw head and the first screw head can be increased by the gasket, and the connection stability of the second screw head and the first screw head is further improved.

Drawings

FIG. 1 is a schematic view showing the overall structure of a locking automobile bolt according to the present utility model;

FIG. 2 is a schematic diagram of an overall sectional structure of a check automotive bolt according to the present utility model;

FIG. 3 is a schematic perspective view of a spacing assembly of a locking automotive bolt according to the present utility model;

fig. 4 is a schematic perspective view of a gasket of an anti-loosening automobile bolt.

In the figure: 1. a first screw head; 2. a movable groove; 3. a limit component; 301. a limiting plate; 302. a rotating rod; 303. a mounting frame; 304. a shaft lever; 305. a connecting piece; 306. a spring telescoping rod; 307. a mounting block; 4. a hollow screw; 5. an internal thread groove; 6. a solid screw; 7. a second screw head; 8. a clamping groove; 9. a gasket; 10. and a mounting groove.

Detailed Description

As shown in fig. 1-3, an anti-loosening automobile bolt comprises a first screw head 1 and a limiting component 3, wherein movable grooves 2 are formed in two sides of the first screw head 1, the whole of each movable groove 2 is in a trapezoid shape, the limiting component 3 for limiting rotation of the bolt is arranged on the inner wall of each movable groove 2, the limiting component 3 comprises a limiting plate 301, a rotating rod 302, a mounting rack 303, a shaft rod 304, a connecting piece 305, a spring telescopic rod 306 and a mounting block 307, the bottom of the limiting plate 301 is rotatably provided with the rotating rod 302, the front end and the rear end of the rotating rod 302 are vertically fixed with the inner wall of each movable groove 2, one side, close to the rotating rod 302, of the bottom of the limiting plate 301 is provided with a mounting rack 303, one end, far away from the rotating rod 302, of each mounting rack 303 is provided with a shaft rod 304, a connecting piece 305 is sleeved on the outer side of the middle section of each shaft rod 304, the top of each connecting piece 305 is provided with a spring telescopic rod 306, the top of each spring telescopic rod 306 is fixedly provided with a mounting block 307, the tail end of each mounting block 307 is rotatably connected with the inner side of each movable groove 2, when the limiting plate 301 rotates around the rotating rod 302, the right end of each limiting plate 301 drives the limiting plate 303 to vertically arranged on the right end, and when the right end of each mounting block 303 is rotatably connected with the rotating rod 303, and the right end of the rotating rod 303 is enabled to be a second thrust plate 7, and can be prevented to be a first and a second screw head, which is capable of independently and 7 and can be independently and independently connected with a second screw head 1, and 7 is capable of and a second and 7 is capable of which is capable of and independently and upwards, and 7, and can be connected to be upwards, and can be used.

Referring to fig. 1-2, the hollow screw 4 is vertically installed at the bottom of the center of the first screw head 1, the hollow screw 4 is integrally provided with an inverted V-shape, the inner wall of the hollow screw 4 is provided with an internal thread groove 5, the internal thread of the internal thread groove 5 is connected with a solid screw 6, the top end of the solid screw 6 passes through the first screw head 1 and is provided with a second screw head 7, the external shape and size of the second screw head 7 are consistent with those of the first screw head 1, the bottoms of the two sides of the second screw head 7 are symmetrically provided with clamping grooves 8, the inner wall of the clamping grooves 8 is connected with the top end of the limiting plate 301 in a sleeved mode, the second screw head 7 drives the solid screw 6 arranged at the bottom to pass through the first screw head 1 to be installed in the hollow screw 4 in a screwed mode, and the solid screw 6 is larger than the internal thread groove 5 formed in the hollow screw 4, so that an outward force is continuously applied to the hollow screw 4 when the solid screw 6 is installed, the hollow screw 4 and the corresponding automobile parts are connected tightly, and the screw has a fastening function and an anti-loosening function.

Referring to fig. 1-4, a gasket 9 is sleeved on the top outer wall of the solid screw 6, the outer diameter of the gasket 9 is smaller than the diameter of the first screw head 1, a mounting groove 10 is formed in the gasket 9, the inside of the mounting groove 10 is in threaded connection with the solid screw 6, the gasket 9 is made of rubber material and has certain elasticity, when the limiting plates 301 arranged on two sides of the top of the first screw head 1 cannot be clamped into the clamping grooves 8, the second screw head 7 can be continuously screwed to enable the second screw head 7 to extrude the gasket 9 until the grooves 8 and the limiting plates 301 are opposite, so that the purpose of adjusting the positions of the clamping grooves formed in the bottom of the second screw head 7 corresponding to the limiting plates 301 is achieved, and the gasket 9 can increase friction force between the second screw head 7 and the first screw head 1, so that the connection stability of the second screw head 7 and the first screw head 1 is further improved.

In sum, this locking car bolt, when in use, firstly, drive the solid screw rod 6 that the bottom set up through second screw rod head 7 and pass first screw rod head 1 and revolve the inside of installing into hollow screw rod 4, and solid screw rod 6 is greater than the internal thread groove 5 that hollow screw rod 4 inside was seted up, this makes and continuously exert outside force to hollow screw rod 4 when solid screw rod 6 installs, make the connection of hollow screw rod 4 after installing and the corresponding auto parts inseparabler, the rethread limiting plate 301 drives the perpendicular mounting bracket 303 that sets up in limiting plate 301 right-hand member when rotating around bull stick 302, the mounting bracket 303 is rotated at the right side top and is rotated and is connected the spring telescopic link 306 by outside thrust and change into decurrent thrust when the unable pivoted of mounting bracket 303, make mounting bracket 303 control limiting plate 301 and first screw rod head 1 perpendicular, rethread first screw rod head 1 top and second screw rod head 7 both sides set up's draw-in groove 8, prevent that first screw rod head 1 and second screw rod head 7 from independently rotating, when the inside draw-in groove 8 that first screw rod head 1 top both sides set up limiting plate 301 can's card, can not make the second screw rod head 7 and second screw rod head 7 through the second screw rod head 7, further press down through the second screw rod head 7, the purpose 9 is reached to the second screw rod head 7, further, the gasket is reached to the second position is reached to the expansion joint between the second screw rod head 7, and the gasket is reached, and further 9 is adjusted to the position is reached.

Claims (7)

1. The utility model provides a locking automobile bolt, includes first screw head (1) and spacing subassembly (3), its characterized in that, movable groove (2) have been seted up to the both sides of first screw head (1), and the whole of movable groove (2) is trapezoidal setting for restrict bolt pivoted spacing subassembly (3) are installed in the inner wall of movable groove (2), spacing subassembly (3) are including limiting plate (301), bull stick (302), mounting bracket (303), axostylus axostyle (304), connecting piece (305), spring telescopic link (306) and installation piece (307), bull stick (302) are installed in rotation of limiting plate (301) bottom, and the front and back end of bull stick (302) is fixed with the inner wall vertical of movable groove (2), one side that the bottom of limiting plate (301) is close to bull stick (302) is provided with mounting bracket (303), and the one end that keeps away from bull stick (302) of mounting bracket (303) is provided with axostylus axostyle (304), the middle section outside cover of axostylus axostyle (304) is equipped with connecting piece (305), and spring telescopic link (306) are installed on the top of connecting piece (305), spring telescopic link (307) top is installed, spring telescopic link (307) top (307) is installed at the end, and end of rotation of movable groove (2) is provided with fixed connection (307).

2. The anti-loosening automobile bolt according to claim 1, wherein the hollow screw (4) is vertically installed at the center bottom of the first screw head (1), and the hollow screw (4) is arranged in an inverted V-shape as a whole.

3. The anti-loosening automobile bolt according to claim 2, wherein the inner wall of the hollow screw (4) is provided with an internal thread groove (5), and the internal thread of the internal thread groove (5) is connected with a solid screw (6).

4. A lockbolt according to claim 3, wherein the tip of the solid screw (6) is fitted with a second screw head (7) through the first screw head (1), and the second screw head (7) has an external shape of a size corresponding to the first screw head (1).

5. The anti-loosening automobile bolt according to claim 4, wherein clamping grooves (8) are symmetrically formed in the bottoms of two sides of the second screw head (7), and the inner walls of the clamping grooves (8) are connected with the top ends of the limiting plates (301) in a sleeved mode.

6. A lockbolt according to claim 3, wherein the top outer wall of the solid screw (6) is sleeved with a spacer (9), and the outer diameter of the spacer (9) is smaller than the diameter of the first screw head (1).

7. The anti-loosening automobile bolt according to claim 6, wherein the gasket (9) is internally provided with a thread groove (10), and the inside of the thread groove (10) is in threaded connection with the solid screw (6).

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