CN217539276U

CN217539276U - Stud spare that tensile strength is high

Info

Publication number: CN217539276U
Application number: CN202221263291.XU
Authority: CN
Inventors: 张奕
Original assignee: SHANGHAI JINMA HIGH STRENGTH FASTENER CO Ltd
Current assignee: SHANGHAI JINMA HIGH STRENGTH FASTENER CO Ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-10-04
Anticipated expiration: 2032-05-25

Abstract

The utility model provides a stud spare that tensile strength is high relates to stud technical field, including first cylinder, a cylindrical lateral wall is hugged closely the second cylinder, another lateral wall of first cylinder and second cylinder all is fixed with the screw rod, two there is the nut surface of screw rod all overlaps establishes and threaded connection, the internal thread department of nut has seted up the annular, the inside symmetry of annular is equipped with solid fixed ring, gu fixed ring's arc limit and be close to both ends and all be fixed with the stripper plate, the cylinder groove has been seted up to first cylindrical inside, four recesses have been seted up to equidistant of a cylindrical lateral wall. The utility model discloses an establish the nut cover on two screw rods, the rethread is installed on the stripper plate with the screw, and at this moment two stripper plates can be close to each other, and the stripper plate is close to each other and drives solid fixed ring and be close to each other, can play the effect that makes solid fixed ring's inner arc limit extrusion screw rod to can reach and prevent to make the nut break away from the effect of screw rod under superstrong pulling force.

Description

Stud spare that tensile strength is high

Technical Field

The utility model relates to a stud technical field especially relates to a stud spare that tensile strength is high.

Background

Studs, also known as studs or studs. The double-head bolt is used for connecting a fixed link function of machinery, both ends of the double-head bolt are provided with threads, and a screw rod in the middle of the double-head bolt is thick and thin. The method is generally used for mining machinery, bridges, automobiles, motorcycles, boiler steel structures, tower cranes, large-span steel structures, large-scale buildings and the like.

The existing stud bolt easily enables the connection of two ends of the stud bolt and the separation of a nut under high-strength tension, thereby causing accidents.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a technique for a stud member having a high tensile strength, in order to solve the above-mentioned problems.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a stud spare that tensile strength is high, includes first cylinder, first cylindrical lateral wall is hugged closely there is the second cylinder, first cylinder and another cylindrical lateral wall of second all are fixed with the screw rod, two there is the nut all set and threaded connection on the surface of screw rod, the inside screw thread department of nut has seted up the annular, the inside symmetry of annular is equipped with solid fixed ring, gu fixed ring's arc limit and be close to both ends all be fixed with the stripper plate, the cylinder groove has been seted up to first cylindrical inside, four recesses have been seted up to a cylindrical lateral wall equidistant of first, one side inner wall in cylinder groove is hugged closely there is the plectane, a lateral wall of plectane is fixed with the spring, another lateral wall fixed connection in the other end of spring and cylinder groove, the inside of recess all imbeds and slides there is the fixture block, fixture block and plectane fixed connection, the center department of a cylindrical lateral wall of first is fixed with the disk, the arc limit of plectane equidistant is fixed with four stoppers, the circular groove has been seted up in a cylindrical lateral wall center department of second, a cylindrical lateral wall equidistant draw-in groove of second, a cylindrical lateral wall of second has seted up the equidistant draw-in groove, a cylindrical wall of spacing is seted up in the inside of second.

Preferably, the extrusion plates are connected through screws, and the inner arc edge of the fixing ring is provided with threads matched with the threads on the surface of the screw rod.

Preferably, the cylindrical groove and the groove are communicated with each other.

Preferably, pushing blocks are symmetrically fixed to the arc edges of the circular plates, sliding grooves are formed in the surfaces of the first cylinders and communicated with the cylinder grooves, and the pushing blocks penetrate through the sliding grooves and are connected in the sliding grooves in a sliding mode.

Preferably, draw-in groove and fixture block and stopper looks adaptation, the fixture block is located the draw-in groove and blocks, the stopper is located the spacing inslot and is close to its inner wall.

Preferably, the circular groove, the clamping groove and the limiting groove are communicated with each other.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through establishing the nut cover on two screw rods, the rethread is installed on the stripper plate with the screw, and at this moment two stripper plates can be close to each other, and the stripper plate is close to each other and drives solid fixed ring and be close to each other, can play the effect that makes solid fixed ring's inner arc limit extrusion screw rod to can reach and prevent to make the nut break away from the effect of screw rod under superstrong pulling force.

2. The utility model discloses in, through lining up the draw-in groove to the stopper, the rethread extrudees first cylinder and second cylinder each other, can make the second cylinder extrude the fixture block into in the recess, at this moment stopper and disk can imbed respectively at draw-in groove and circular slot, the rethread rotates first cylinder and drives the disk rotation, can rotate the stopper to the limiting groove, at this moment the fixture block can align with the draw-in groove, rethread spring extrusion plectane, the plectane promotes in the fixture block card advances the draw-in groove, can play the effect that makes this stud dismantle into single-end bolt, thereby can strengthen the effect of this stud's use practicality.

Drawings

FIG. 1 is a perspective view of the overall structure of a stud member of the present invention with high tensile strength;

FIG. 2 is a sectional perspective view of the overall structure of a stud member having a high tensile strength;

FIG. 3 is a perspective view of the spring structure of a stud member having a high tensile strength according to the present invention;

FIG. 4 is a perspective view of a fixing ring structure of a stud member having a high tensile strength according to the present invention;

FIG. 5 is a perspective view of a first cylindrical structure of a stud member having a high tensile strength according to the present invention;

fig. 6 is the utility model provides a second cylinder structure section perspective view of stud spare that tensile strength is high.

Illustration of the drawings: 1. a first cylinder; 101. a second cylinder; 2. a screw; 3. a nut; 4. a ring groove; 5. a fixing ring; 6. a compression plate; 7. a screw; 8. a cylindrical groove; 9. a groove; 10. a circular plate; 11. a spring; 12. a clamping block; 13. a pushing block; 14. a chute; 15. a round block; 16. a limiting block; 17. a circular groove; 18. a card slot; 19. a limiting groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-6, the utility model provides a stud spare that tensile strength is high, including first cylinder 1, a lateral wall of first cylinder 1 is hugged closely second cylinder 101, another lateral wall of first cylinder 1 and second cylinder 101 all is fixed with screw rod 2, there is nut 3 two screw rod 2's surface all overlaps to establish and threaded connection, annular 4 has been seted up to the internal thread department of nut 3, the inside symmetry of annular 4 is equipped with solid fixed ring 5, gu fixed ring 5's arc limit and be close to both ends all are fixed with stripper plate 6, cylinder groove 8 has been seted up to first cylinder 1's inside, four recesses 9 have been seted up to a lateral wall equidistant of first cylinder 1, cylinder groove 8's a lateral wall is hugged closely has plectane 10, a lateral wall of plectane 10 is fixed with spring 11, another lateral wall fixed connection of the other end of spring 11 and cylinder groove 8, the inside of recess 9 all imbeds and slides has fixture block 12, fixture block 12 and draw-in groove 10 fixed connection, the center department of a lateral wall of first cylinder 1 is fixed with disk 15, arc limit block 15's arc limit is fixed with four equidistant lateral wall 17, a lateral wall equidistant of second cylinder 101 has been seted up to a lateral wall equidistant stopper 17 of second cylinder 101, a lateral wall equidistant stopper 18.

The effect that its whole embodiment 1 reaches does, it has second cylinder 101 to hug closely through a lateral wall of first cylinder 1, another lateral wall of first cylinder 1 and second cylinder 101 all is fixed with screw rod 2, the surface of two screw rods 2 all overlaps establishes and threaded connection has nut 3, annular 4 has been seted up to the inside screw thread department of nut 3, the inside symmetry of annular 4 is equipped with solid fixed ring 5, gu fixed ring 5's arc limit and be close to both ends all are fixed with stripper plate 6, can play the effect that makes solid fixed ring 5 extrude screw rod 2, cylindrical groove 8 has been seted up to rethread first cylinder 1's inside, a lateral wall of first cylinder 1 equidistant four recesses 9 have been seted up, one side inner wall of cylindrical groove 8 hugs closely has circular plate 10, a lateral wall of circular plate 10 is fixed with spring 11, the other end of spring 11 and another lateral wall fixed connection of cylindrical groove 8, can play the effect that makes spring 11 promote circular plate 10, rethread groove 9's inside all imbeds and slides and has fixture block 12, fixture block 12 is fixed with circular plate 10 fixed connection, can make circular plate 10 move the effect when can make circular plate 10 move circular plate 10, the effect that circular plate 15 fixed circular plate 16 fixed circular plate center fixed side wall of stopper 10, it has the circular plate 16 the effect, it also can make rethread circular plate 16 has the effect of stopper 15 in the circular plate 15, it has the circular plate 16, it has the effect of stopper 15, it has the effect to advance the stopper 10, it has the stopper 17, it has the effect to make the circular plate 16, it has the circular plate 16 to make the circular plate 16 to let circular plate 16, it has the effect of stopper 10, it has the circular plate 16.

In embodiment 2, as shown in fig. 1 to 6, the extrusion plates 6 are connected by screws 7, and the inner arc edge of the fixing ring 5 is provided with a thread adapted to the thread on the surface of the screw rod 2; the cylindrical groove 8 is communicated with the groove 9; pushing blocks 13 are symmetrically fixed on the arc edge of the circular plate 10, a sliding groove 14 is formed in the surface of the first cylinder 1, the sliding groove 14 is communicated with the cylinder groove 8, and the pushing blocks 13 penetrate through the sliding groove 14 and are connected in a sliding mode; the clamping groove 18 is matched with the clamping block 12 and the limiting block 16, the clamping block 12 is positioned in the clamping groove 18 for clamping, and the limiting block 16 is positioned in the limiting groove 19 and is close to the inner wall of the limiting groove; the circular groove 17, the clamping groove 18 and the limiting groove 19 are communicated with each other.

The whole embodiment 2 achieves the effect that the two extrusion plates 6 can be close to each other by connecting the extrusion plates 6 through the screws 7, the inner arc edge of the fixing ring 5 is provided with the screw thread matched with the surface screw thread of the screw rod 2, the effect of increasing the friction force between the inner arc edge of the fixing ring 5 and the screw rod 2 can be achieved, and the clamping block 12 can be fixedly connected with the circular plate 10 by communicating the cylindrical groove 8 with the groove 9; pushing blocks 13 are symmetrically fixed on the arc edge of the circular plate 10, a sliding groove 14 is formed in the surface of the first cylinder 1, the sliding groove 14 is communicated with the cylinder groove 8, the pushing blocks 13 penetrate through the sliding groove 14 and are connected in a sliding mode, the effect of pulling the pushing blocks 13 to drive the circular plate 10 to extrude the spring 11 can be achieved, and the pushing blocks 13 can perform limiting effects at the same time, so that the effect of preventing the circular plate 10 from rotating when all the clamping blocks 12 enter the cylinder groove 8 can be achieved, the clamping blocks 12 are matched with the limiting blocks 16 through the clamping grooves 18, the clamping blocks 12 are positioned in the clamping grooves 18 to be clamped, the limiting blocks 16 are positioned in the limiting grooves 19 and are close to the inner walls of the limiting grooves, the clamping blocks 12 and the limiting blocks 16 can be conveniently embedded into the clamping grooves 18, and the limiting blocks 16 can be conveniently embedded into the limiting grooves 19 at the same time; and then the circular groove 17, the clamping groove 18 and the limiting groove 19 are communicated with each other, so that the effect of conveniently installing the clamping block 12, the limiting block 16 and the circular block 15 into the communicated grooves integrally can be achieved.

The working principle is as follows: the operator is through lining up draw-in groove 18 to stopper 16, again through mutually extruding first cylinder 1 and second cylinder 101, can make second cylinder 101 extrude fixture block 12 into recess 9 in, at this moment stopper 16 and round piece 15 can imbed respectively in draw-in groove 18 and round slot 17, rethread rotates first cylinder 1 and drives round piece 15 and rotate, can rotate stopper 16 to limiting groove 19 in, at this moment fixture block 12 can align with draw-in groove 18, rethread spring 11 extrudes 10 plectanes, plectane 10 promotes fixture block 12 and blocks into draw-in groove 18, rethread pulling promotes piece 13 and drives plectane 10 extrusion spring 11, plectane 10 drives fixture block 12 and withdraws from in draw-in groove 18, rethread rotates first cylinder 1 and drives round piece 15 and rotates, can make stopper 16 rotate draw-in groove 18 department, rethread pulls first cylinder 1, can play the effect that makes this stud dismantle into single-head bolt, thereby can strengthen this stud's use practicality's effect, rethread is established two screw rods 3 covers on two screw rods 2, rethread 7 threads are installed on 6, at this moment two mutual screw rods that can be close to the nut extrusion plate 5 mutual extrusion screw rod that can be close to the nut extrusion screw rod that can drive extrusion screw rod 5, thereby prevent that the mutual extrusion screw rod from being close to each other screw rod extrusion effect.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A stud member high in tensile strength, comprising a first cylinder (1), characterized in that: a second cylinder (101) is tightly attached to one side wall of the first cylinder (1), a screw (2) is fixed to the other side wall of the first cylinder (1) and the second cylinder (101), two screw rods (2) are sleeved on the surface of the screw rods (3), an annular groove (4) is formed in the internal thread of the screw caps (3), fixing rings (5) are symmetrically arranged in the internal portion of the annular groove (4), extruding plates (6) are fixed to the arc edges of the fixing rings (5) and close to the two ends of the arc edges, a cylindrical groove (8) is formed in the internal portion of the first cylinder (1), four grooves (9) are formed in the side wall of the first cylinder (1) at equal intervals, a circular plate (10) is tightly attached to the inner wall of one side of the cylindrical groove (8), a spring (11) is fixed to one side wall of the circular plate (10), the other end of the spring (11) is fixedly connected with the other side wall of the cylindrical groove (8), a limiting block (12) is embedded in the internal portion of the groove (9) and slides in the groove (15), a second circular block (17) is fixed to the side wall of the circular plate (1), and a circular block (17) is formed in the central portion of the arc edge of the cylindrical groove (17), the clamping grooves (18) are formed in one side wall of the second cylinder (101) at equal intervals, and the limiting grooves (19) are formed in one side wall of the second cylinder (101) at equal intervals.

2. A high tensile strength stud member according to claim 1, wherein: the extrusion plates (6) are connected through screws (7), and the inner arc edge of the fixing ring (5) is provided with threads matched with the surface threads of the screw rod (2).

3. A high tensile strength stud member according to claim 1, wherein: the cylindrical groove (8) is communicated with the groove (9).

4. A high tensile strength stud member according to claim 1, wherein: pushing blocks (13) are symmetrically fixed on the arc edge of the circular plate (10), sliding grooves (14) are formed in the surface of the first cylinder (1), the sliding grooves (14) are communicated with the cylinder groove (8), and the pushing blocks (13) penetrate through the sliding grooves (14) and are connected in a sliding mode.

5. A high tensile strength stud member according to claim 1, wherein: the clamping groove (18) is matched with the clamping block (12) and the limiting block (16), the clamping block (12) is positioned in the clamping groove (18) to be clamped, and the limiting block (16) is positioned in the limiting groove (19) and is close to the inner wall of the limiting groove.

6. A high tensile strength stud member according to claim 1, wherein: the circular groove (17), the clamping groove (18) and the limiting groove (19) are communicated with each other.