CN112855705A

CN112855705A - Bolt convenient for combined use for fixing square pile

Info

Publication number: CN112855705A
Application number: CN201911184918.5A
Authority: CN
Inventors: 陈希昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2021-05-28

Abstract

The invention discloses a bolt convenient to combine and use for fixing a square pile, which comprises a first bolt, wherein a second bolt is connected in the first bolt, and a third bolt is sleeved on the outer side of the first bolt. The three screws without structures are combined for use, the three screws can be detached for use according to use requirements, the first bolt can be used as a screw, the second bolt can be used as a bolt independently, meanwhile, the third bolt is matched, so that an upward force is kept when the third bolt is connected, the third bolt is connected more stably, meanwhile, the third bolt can be used independently, the use range of the device is greatly improved, and meanwhile, the nut with anti-skidding lines and the rubber washer are matched through threaded connection, so that the device is more stable when being connected.

Description

Bolt convenient for combined use for fixing square pile

Technical Field

The invention relates to the technical field of bolts, in particular to a bolt convenient to combine and use for fixing a square pile.

Background

A cylindrical threaded fastener matched with a nut is a fastener consisting of a head part and a stud (a cylinder with an external thread), and needs to be matched with the nut for fastening and connecting two parts with through holes.

At present, the bolt on the market is mostly single structure, and single structure, the limitation of use is great, in addition, when using, easily receives external factor's influence, produces the not hard up condition, consequently, to above problem, proposes one kind and connects stably, and fixed square pile is with bolt of being convenient for combined use.

Disclosure of Invention

The invention aims to provide a bolt convenient to combine and use for fixing a square pile, and aims to solve the problems that most of the existing bolts in the background technology are single-body structures, are single in structure and large in use limitation, and are poor in stability and easy to loosen.

In order to achieve the purpose, the invention provides the following technical scheme: the bolt convenient to combine and use for the fixed square pile comprises a bolt, wherein a second bolt is connected in the first bolt, and a third bolt is sleeved on the outer side of the first bolt.

Preferably, a bolt includes polished rod, a nut, spread groove and spacing groove, the fixed welding in upper end of polished rod has a nut, and the spread groove has been seted up to the downside of a nut to the upside intercommunication of spread groove has the spacing groove.

Preferably, the institute No. two bolts include No. two nuts and No. two screw rods, the fixed welding of downside of No. two nuts has No. two screw rods, the downside of No. two nuts is provided with the recess, and the inboard size of recess is greater than the upper end outside size of a bolt.

Preferably, the third bolt comprises a third screw rod, a cavity, a connecting block, a nut and a rubber washer, the cavity is formed in the middle of the third screw rod, the connecting block is fixedly welded at the upper end of the third screw rod, the nut and the rubber washer are sleeved on the outer side of the third screw rod, and anti-skid grains are uniformly distributed on the lower side of the nut.

Preferably, a threaded hole is formed in the middle of the first bolt, the inner side of the threaded hole is the same as the outer side of the second bolt, and the second bolt and the first bolt are of a rotary threaded connection structure.

Preferably, the inner side size of the cavity is the same as the outer side size of the first bolt, and the first bolt and the third bolt are of an embedded connection structure through the cavity.

Compared with the prior art, the invention has the beneficial effects that: this fixed square pile is with bolt that is convenient for make up use, adopt the bolt intercombination use of three group's unnecessary structures, can be according to the user demand, carry out the split with three screws of group and use, a bolt can regard as the screw to use, No. two bolts can regard as the bolt to use alone, and simultaneously, cooperate No. three bolts, make No. three bolts when connecting, there is one to keep ascending power, make No. three bolted connection more stable, and simultaneously, No. three bolts also can the exclusive use, the application range of this device has been improved greatly, and simultaneously, through threaded connection, the cooperation has nut and the rubber packing ring of anti-skidding line, make this device more stable when connecting.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

FIG. 3 is a schematic sectional view of a first bolt structure according to the present invention;

FIG. 4 is a schematic sectional view of the second bolt structure of the present invention;

fig. 5 is a schematic front sectional view of a third bolt structure according to the present invention.

In the figure: 1. a first bolt; 11. a polish rod; 12. a first nut; 13. connecting grooves; 14. a limiting groove; 2. a second bolt; 21. a second nut; 22. a second screw; 3. a third bolt; 31. a third screw; 32. a cavity; 33. connecting blocks; 34. a nut; 35. a rubber gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: the bolt convenient to combine and use for the fixed square pile comprises a first bolt 1, a second bolt 2 is connected in the first bolt 1, and a third bolt 3 is sleeved on the outer side of the first bolt 1.

Bolt 1 includes polished rod 11, a nut 12, spread groove 13 and spacing groove 14, polished rod 11's upper end fixed weld has nut 12 No. one, and spread groove 13 has been seted up to a nut 12's downside, and the upside intercommunication of spread groove 13 has spacing groove 14, through spread groove 13, cooperation spacing groove 14, can make up bolt 1 and No. three bolt 3, during the connection, imbed connecting block 33 on No. three bolt 3 in spread groove 13, afterwards, rotate No. three bolt 3, make connecting block 33 and spacing groove 14 crisscross mutually, thereby carry out the aggregate erection with No. three bolt 3 and bolt 1.

No. two bolts 2 include No. two nuts 21 and No. two screw rods 22, No. two fixed welding of downside of nut 21 has No. two screw rods 22, No. two the downside of nut 21 is provided with the recess, and the inboard size of recess is greater than the upper end outside size of a bolt 1, No. three bolt 3 includes No. three screw rod 31, cavity 32, connecting block 33, nut 34 and rubber packing ring 35, when No. two bolt 2 used, 2 from bolt 1 back-out with No. two bolt, carry out threaded connection through the screw hole of No. two screw rods 22 and connecting piece can.

Cavity 32 has been seted up to the middle part of No. three screw rods 31, the upper end fixed weld of No. three screw rods 31 has connecting block 33, nut 34 and rubber packing ring 35 have been cup jointed in the outside of No. three screw rods 31, the downside evenly distributed of nut 34 has anti-skidding line, No. three bolt 3 is connected with the screw hole on the connecting piece, connect the completion back, nut 34 that has anti-skidding line, increase the frictional force on nut 34 and connecting piece surface, simultaneously, cooperation rubber packing ring 35, make to connect more firm.

The middle part of a bolt 1 is provided with a threaded hole, the inner side size of the threaded hole is the same as the outer side size of a bolt 2, the bolt 2 and the bolt 1 are of a rotary threaded connection structure, the inner side size of the cavity 32 is the same as the outer side size of the bolt 1, the bolt 1 is an embedded connection structure with a bolt 3 through the cavity 32, the device can be disassembled and used according to the use requirements, the bolt 1 can be used as a screw, the bolt 2 can be used as a bolt alone, and meanwhile, the bolt 3 is matched to enable the bolt 3 to be used as an upward force when being connected, one force for keeping the bolt 3 to be connected is more stable, meanwhile, the bolt 3 can also be used alone, and the use range of the device is greatly enlarged.

The working principle is as follows: when the device is used, the device is connected with a threaded hole in a connecting piece through a third bolt 3, after the connection is finished, the nut 34 with the anti-skid threads increases the friction force between the nut 34 and the surface of the connecting piece, and meanwhile, the rubber washer 35 is matched to ensure that the connection is more stable;

in addition, when the device needs to be disassembled for use, according to the actual situation, the second bolt 2 is selected to be screwed out of the first bolt 1, the second bolt 2 is independently used, the second bolt is used through the second screw rod 22 and a threaded hole of a connecting piece, or the polished rod 11 of the first bolt 1 is used, and the first bolt 1 is used as a screw;

or the third bolt 3 is rotated, so that the connecting block 33 on the third screw 31 and the limiting groove 14 on the lower side of the first nut 12 are kept at the same position, then the third screw 31 is pulled downwards, so that the connecting block 33 is separated from the first bolt 1 through the connecting groove 13, and then the third bolt 3 is independently used.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Fixed square pile is with bolt convenient to combination use, including a bolt (1), its characterized in that: a second bolt (2) is connected in the first bolt (1), and a third bolt (3) is sleeved on the outer side of the first bolt (1).

2. The bolt for fixing a square pile, which is convenient to combine and use, according to claim 1, wherein: a bolt (1) includes polished rod (11), nut (12), spread groove (13) and spacing groove (14), the fixed welding in upper end of polished rod (11) has nut (12), and spread groove (13) have been seted up to the downside of nut (12) to the upside intercommunication of spread groove (13) has spacing groove (14).

3. The bolt for fixing a square pile, which is convenient to combine and use, according to claim 1, wherein: no. two bolts (2) include No. two nut (21) and No. two screw rods (22), the downside fixed weld of No. two nut (21) has No. two screw rods (22), the downside of No. two nut (21) is provided with the recess, and the inboard size of recess is greater than the upper end outside size of a bolt (1).

4. The bolt for fixing a square pile, which is convenient to combine and use, according to claim 1, wherein: no. three bolt (3) include No. three screw rod (31), cavity (32), connecting block (33), nut (34) and rubber packing ring (35), cavity (32) have been seted up to the middle part of No. three screw rod (31), the fixed welding in upper end of No. three screw rod (31) has connecting block (33), nut (34) and rubber packing ring (35) have been cup jointed in the outside of No. three screw rod (31), the downside evenly distributed of nut (34) has anti-skidding line.

5. The bolt for fixing a square pile, which is convenient to combine and use, according to claim 1, wherein: a threaded hole is formed in the middle of the first bolt (1), the inner side size of the threaded hole is the same as the outer side size of the second bolt (2), and the second bolt (2) and the first bolt (1) are of a rotary threaded connection structure.

6. The bolt for fixing a square pile, which is convenient to combine and use, according to claim 4, wherein: the inner side size of the cavity (32) is the same as the outer side size of the first bolt (1), and the first bolt (1) and the third bolt (3) are of an embedded connection structure through the cavity (32).