CN219119598U

CN219119598U - Anti-seismic anchor bolt with adjustable external interface

Info

Publication number: CN219119598U
Application number: CN202222901711.9U
Authority: CN
Inventors: 黄嘉宇; 黄志强
Original assignee: Guangdong Changdian New Building Materials Technology Co ltd
Current assignee: Guangdong Changdian New Building Materials Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-06-02
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses an anti-seismic anchor bolt with an adjustable external interface, which comprises a screw rod, an expansion pipe and a fixing piece, wherein the expansion pipe is arranged outside the screw rod, the fixing piece is matched with the screw rod and the expansion pipe, the screw rod comprises a jacking rod and a connecting rod, a first annular magnet is arranged on the screw rod through the arrangement of the jacking rod and the connecting rod, the connecting rod is provided with a connecting seat, and the movable connection of the connecting seat is realized through a connecting groove and a threaded through hole, so that the anchor bolt can meet various requirements on external connection through self adjustment.

Description

Anti-seismic anchor bolt with adjustable external interface

Technical Field

The utility model particularly relates to an anti-seismic anchor bolt with an adjustable external interface.

Background

Along with the increase of the economy in China, the society is continuously developing and advancing, the demands for construction engineering are increasing, the arrangement and installation of hydropower in all projects are often the weight of the whole project, in order to ensure that the arrangement of hydropower is firmer, therefore, the anchor bolt becomes the main fixing mode of the connection of the current hydropower pipeline and the wall body, the existing anchor bolt generally uses a metal post-expanding mechanical anchor bolt, adopts a field punching installation mode, and has the characteristics of extremely high bearing capacity, fatigue resistance, vibration resistance, safety, reliability, quick installation, suitability for installation and fixation of small-side-distance small-space distance and the like.

However, the prior anchor bolts are tightly connected with the wall body by the anchor bolts after being installed and fixed, so that the purpose of vibration resistance is achieved, and no further damping mechanism exists; the connecting mode between the anchor bolt and other parts after the anchor bolt is installed and fixed is too single and inflexible, and the purpose of connecting the anchor bolt can be achieved only by adjusting the other parts.

Disclosure of Invention

In view of the above, the present utility model aims to provide an anti-seismic anchor bolt which has a further damping mechanism after being installed and fixed by itself to achieve a better anti-seismic effect, and the external interface is flexible and adjustable to be able to connect with other components through its own design.

In order to solve the technical problems, the technical scheme of the utility model is an anti-seismic anchor bolt with an adjustable external interface, which comprises a screw rod, an expansion pipe arranged outside the screw rod, and a fixing piece matched with the screw rod and the expansion pipe for use, and is characterized in that: the screw rod includes jacking rod and connecting rod, the jacking rod head end is the cone setting of outwards extending, and is provided with the jacking post on the conical surface, jacking post tail end cylinder radius is less than the head end, and is provided with the screw thread, the connecting rod head end is provided with the internal thread corresponding with jacking rod tail end, and establishes the internal thread degree of depth and be greater than jacking rod tail end screw thread length, the connecting rod tail end is provided with the screw thread, and the end is provided with the spread groove, the spread groove is provided with the connecting seat, and is provided with the screw thread through-hole.

Preferably, the tail end of the lifting rod is provided with a first annular magnet.

Preferably, the connecting seat comprises a rod body and a plate body, wherein the rod body is in an inverted T shape, a threaded through hole is formed in the rod body, the threaded through hole and the connecting groove are of the same model, and threaded through holes are formed in two ends of the plate body.

Preferably, the expansion tube comprises an expansion part and a magnet part integrally formed with the expansion part, and the inner diameter of the expansion tube is larger than the diameter of the screw rod.

Further, one end of the expansion part is provided with an outwards extending cone, two openings are formed in the cone, the expansion part is provided with a plurality of inclined openings which are distributed at equal intervals, and the inclined openings of the expansion part are arranged in an outer arc.

Further, the magnet portion is provided with two inner grooves extending outwards, and a second annular magnet is arranged in the grooves, and the inner diameter of the second annular magnet is larger than the diameter of the screw rod.

Preferably, the fixing piece comprises a gasket, a spring gasket and a nut, wherein the gasket, the spring gasket and the nut are sequentially sleeved in the tail end of the connecting rod, and the nut is consistent with the tail end thread setting specification of the connecting rod and is used for driving the screw rod to rotate.

The technical effects of the utility model are mainly as follows: according to the anti-seismic anchor bolt, the connecting seat is arranged on the screw rod, so that after the anchor bolt is installed and fixed with a wall body, the anti-seismic anchor bolt can be simply adjusted when being connected with other parts, and various connecting requirements are met; through the inclined opening of the expansion part of the expansion pipe and the arrangement of the outer arc, the anchor bolt can have a larger contact surface with the wall body after expansion, so that the friction force between the anchor bolt and the wall body is increased, and the anchor bolt has better bearing capacity; the arrangement of the first annular magnet of the screw rod and the second annular magnet of the expansion tube gives a further shock absorption means for the anchor bolt after the anchor bolt is installed and fixed.

Drawings

FIG. 1 is a block diagram of an externally adjustable anti-seismic anchor of the present utility model;

FIG. 2 is a block diagram of the jack lever of the screw assembly of FIG. 1;

FIG. 3 is a partial cross-sectional view of the screw assembly connecting rod structure of FIG. 1;

FIG. 4 is a side view of the connecting rod and the connecting seat of FIG. 3;

FIG. 5 is a three-view of the connecting base of FIG. 3;

FIG. 6 is a plan expanded view of the expanded tube of FIG. 1;

FIG. 7 is a block diagram of the mount of FIG. 1;

fig. 8 is a view showing the effect of using the expansion tube of fig. 1.

Detailed Description

The following detailed description of the utility model is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the utility model.

In this embodiment, it should be understood that the directions or positional relationships indicated by the terms "middle", "upper", "lower", "top", "right", "left", "upper", "back", "middle", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.

In this embodiment, if not specifically described, the connection or fixation between the members may be by a bolt, a pin, or a pin, which are commonly used in the prior art, and therefore, will not be described in detail in this embodiment.

A cable anti-seismic support and hanger capable of being flexibly installed is shown in fig. 1, and comprises a screw 1, an expansion pipe 2 arranged outside the screw 1, and a fixing piece 3 matched with the screw 1 and the expansion pipe 2 for use.

As shown in fig. 2-5, the screw 1 includes a lifting rod 11 and a connecting rod 12, the head end of the lifting rod 11 is a cone extending outwards, a lifting column 111 is provided on the cone, the radius of the column at the tail end of the lifting rod 11 is smaller than that of the head end and is provided with threads, the tail end of the lifting rod 11 is provided with a first annular magnet 112, the head end of the connecting rod 12 is provided with internal threads corresponding to the tail end of the lifting rod 11, the depth of the internal threads is greater than the thread length of the tail end of the lifting rod, the tail end of the connecting rod 12 is provided with threads, the tail end of the connecting rod is provided with a connecting groove, the connecting groove is provided with a connecting seat 121 and is provided with a threaded through hole, and the internal threads and the external threads at the connecting position of the lifting rod 11 and the connecting rod 12 are arranged, so that the lifting rod can be connected with the connecting rod into a whole after being sleeved with the first annular magnet, thereby realizing the purpose that the middle part of the screw 1 is equipped with magnets. The connecting seat 121 comprises a rod 1211 and a plate 1212, the rod 1211 is in an inverted T shape, threaded through holes are formed in the rod 1211 and are of the same type as the threaded through holes of the connecting grooves, the threaded through holes are formed in the two ends of the plate 1212, the connecting seat 121 is connected with the connecting rod 12 through bolts through the threaded through holes, and the connecting seat 121 can be freely adjusted and fixed on the connecting rod 12 through tightness of the adjusting bolts. The direction of the connecting seat is determined to be placed on the anchor bolt before the anchor bolt is installed, the direction of the connecting seat is adjusted by loosening the bolt according to actual needs, and finally the anchor bolt is fixed by using the bolt, so that various needs of the anchor bolt in actual use can be met.

As shown in fig. 6, the expansion tube 2 includes an expansion portion 21, and a magnet portion 22 integrally formed with the expansion portion 21, the inner diameter of the expansion tube 2 is greater than the diameter of the screw 1, one end of the expansion portion 21 is a cone extending outwards, two openings are formed in the cone, the expansion portion 21 is provided with a plurality of inclined openings distributed at equal intervals, the inclined openings of the expansion portion 21 are arranged in an outer arc, the openings in the cone of the expansion portion 21 are matched with the lifting column 111 of the lifting rod 11, and the lifting rod 11 drives the expansion portion 21 to rotate, so that the expansion portion 21 expands outwards to achieve the effect of fixing the anchor bolts. The inclined openings and the outer arcs distributed at equal intervals also enable the expansion part of the expansion pipe to have more contact surfaces with the wall body after the expansion part is used, so that the friction force is increased, and the bearing capacity can be increased after the anchor bolts are fixed. The magnet portion 22 is provided with two inner grooves extending outward, and a second ring magnet 221 is provided in each groove. The inner diameter of the second ring-shaped magnet 221 is larger than the diameter of the screw 1, and after the second ring-shaped magnet 221 is arranged in the groove, the second ring-shaped magnet 221 and the groove are fixed in an adhesion mode; the method for assembling the screw 1 and the expansion pipe 2 is as follows: the initial state of the expansion pipe 2 is in an expanded plate shape, firstly, an adhesion material is added into a groove of the magnet part 22, a pre-equipped screw rod penetrates into the second annular magnet after the second annular magnet 221 is placed into the groove, then, the expanded plate is manufactured into a tubular shape after the upper opening of the expansion pipe 2 and the position of the jacking column 111 in the screw rod 1 are well positioned, and finally, corresponding interfaces are welded.

As shown in fig. 7-8, the fixing member 3 includes a washer 33, a spring washer 32, and a nut 31, where the washer 33, the spring washer 32, and the nut 31 are sequentially inserted into the tail end of the connecting rod 12, the nut 31 is in accordance with the thread setting specification of the tail end of the connecting rod 12, and is used to drive the screw 1 to rotate, the washer 33 makes the nut 31 not directly contact with the expansion tube 1, so as to reduce wear of the nut 21 in use, and the spring washer 32 can reduce relative displacement of the nut 31 in vibration, so that the nut 31 cannot easily fall off. The screw 1 is driven to rotate by screwing the nut 31, so that the jacking column 111 on the screw 1 is utilized to drive the pipe body expansion part 21 to rotate and expand outwards through the opening on the expansion pipe 2, the outer surface of the expansion pipe 21 can be more contacted with a wall body, the friction force between an anchor bolt and the wall body is increased, the purpose of firmly fixing the anchor bolt in the wall body to increase the bearing capacity of the anchor bolt is achieved, and the shock resistance of the anchor bolt is improved; the fixed anchor bolt can further improve the stability of the screw 1 in the wall body by utilizing magnetic force through the matching of the first annular magnet 111 and the second annular magnet 221, and the stability can be kept when the screw vibrates, so that the shock resistance of the anchor bolt is improved.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims

1. The utility model provides an external connection adjustable antidetonation crab-bolt, includes the screw rod, and the outside tight pipe that expands of assembly screw rod, and the mounting that cooperation screw rod and tight pipe used that expands, its characterized in that: the screw rod includes jacking rod and connecting rod, the jacking rod head end is the cone setting of outwards extending, and is provided with the jacking post on the conical surface, jacking post tail end cylinder radius is less than the head end, and is provided with the screw thread, the connecting rod head end is provided with the internal thread corresponding with jacking rod tail end, and establishes the internal thread degree of depth and be greater than jacking rod tail end screw thread length, the connecting rod tail end is provided with the screw thread, and the end is provided with the spread groove, the spread groove is provided with the connecting seat, and is provided with the screw thread through-hole.

2. An externally adjustable shock anchor as defined in claim 1, wherein: the tail end of the jacking rod is provided with a first annular magnet.

3. An externally adjustable shock anchor as defined in claim 1, wherein: the connecting seat comprises a rod body and a plate body, wherein the rod body is in an inverted T shape, a threaded through hole is formed in the rod body, the threaded through hole and the threaded through hole of the connecting groove are of the same model, and threaded through holes are formed in two ends of the plate body.

4. An externally adjustable shock anchor as defined in claim 1, wherein: the expansion pipe comprises an expansion part and a magnet part integrally formed with the expansion part, and the inner diameter of the expansion pipe is larger than the diameter of the screw rod.

5. An externally adjustable shock anchor as defined in claim 4, wherein: one end of the expansion part is provided with an outwards extending cone, two openings are formed in the cone, the expansion part is provided with a plurality of inclined openings which are distributed at equal intervals, and the inclined openings of the expansion part are arranged in an outer arc.

6. An externally adjustable shock anchor as defined in claim 4, wherein: the magnet part is arranged for two inner grooves which extend to the outside, and a second annular magnet is arranged in the groove, and the inner diameter of the second annular magnet is larger than the diameter of the screw rod.

7. An externally adjustable shock anchor as defined in claim 1, wherein: the fixing member includes: the washer, the spring gasket and the nut are sequentially sleeved into the tail end of the connecting rod, and the nut is consistent with the tail end thread setting specification of the connecting rod and is used for driving the screw rod to rotate.