CN218468028U

CN218468028U - Check bolt external member

Info

Publication number: CN218468028U
Application number: CN202222583400.2U
Authority: CN
Inventors: 王桂花
Original assignee: Suzhou Best Hardware Products Co ltd
Current assignee: Suzhou Best Hardware Products Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-02-10
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a locking bolt external member, including the installation spiral shell head, installation spiral shell head top fixedly connected with installation concave block, installation spiral shell head bottom fixedly connected with installation screw rod, fixed cover piece has been cup jointed in installation screw rod lateral wall activity, installation screw rod lateral wall threaded connection has the installation cover piece, be provided with locking subassembly between installation cover piece and the fixed cover piece, the internal thread has been seted up to the installation screw rod inner wall. The utility model discloses, utilize expansion assembly can make adjusting screw, adjust the nested piece, inflation nested piece, the concave piece of installation, adjust the spiral shell head, adjustment tank and mounting groove cooperation, be convenient for through the rotation regulation spiral shell head, make it rotate to adjust the spiral shell head and drive adjusting screw, make adjusting screw drive inflation nested piece expand, thereby dashing further enhancement lock, make to reduce between two connecting pieces not hard up because of vibrations take place, and can be fine fix and lock two connecting pieces, improve the result of use.

Description

Check bolt external member

Technical Field

The utility model relates to a bolt technical field especially relates to a check bolt external member.

Background

The bolt is a fastener composed of a head and a screw rod, and needs to be matched with the nut for tightly connecting two parts with through holes, the connection form is called bolt connection, if the nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, a bearing bolt usually acts on a bearing seat and locks the bearing seat.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a locking bolt external member.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a locking bolt external member, includes the installation spiral shell head, installation spiral shell head top fixedly connected with installation concave block, installation spiral shell head bottom fixedly connected with installation screw rod, fixed cover piece has been cup jointed in installation screw rod lateral wall activity, installation screw rod lateral wall threaded connection has installation cover piece, be provided with locking subassembly between installation cover piece and the fixed cover piece, the internal thread has been seted up to the installation screw rod inner wall, the inside threaded connection of installation screw rod has adjusting screw, the adjusting screw lateral wall is connected with expansion assembly.

As a further description of the above technical solution:

the locking subassembly is including seting up a plurality of spacing grooves at installation nested piece top, a plurality of stoppers of fixed nested piece bottom fixedly connected with, fixed nested piece bottom fixedly connected with guide bar, fixed nested piece bottom fixedly connected with installation plug bush.

As a further description of the above technical solution:

the installation plug bush is cup jointed with the installation screw activity, the guide bar end runs through the installation lagging block and extends to the installation lagging block outside, the installation slot has been seted up at installation lagging block top, the stopper shape design is the rectangle.

As a further description of the above technical solution:

the expansion assembly comprises an adjusting sleeve block in threaded connection with the outer side wall of the adjusting screw rod, and the bottom of the adjusting sleeve block is fixedly connected with the expansion sleeve block.

As a further description of the above technical solution:

adjusting screw one end is run through installation concave block and fixedly connected with and is adjusted the spiral shell head, adjust spiral shell head top and seted up two adjustment tank.

As a further description of the above technical solution:

a plurality of mounting grooves are formed in the top of the mounting concave block.

The utility model discloses following beneficial effect has:

through mutually supporting between locking subassembly and the expansion assembly, utilize locking subassembly to make installation cover piece, the spacing groove, the stopper, the guide bar, the installation plug bush, installation screw rod and installation slot cooperation, be convenient for through rotatory installation concave piece, make installation concave piece drive the overhead installation screw rod of installation spiral shell and rotate, make installation screw rod drive installation cover piece rebound on installation screw rod, and installation cover piece drives fixed cover piece and supports tightly two connecting pieces, utilize expansion assembly to make adjusting screw, adjust the cover piece, the expansion cover piece, the installation concave piece, adjust the spiral shell head, adjustment groove and installation groove cooperation, be convenient for through rotatory regulation spiral shell head, make the regulation spiral shell head drive adjusting screw rod and rotate, make adjusting screw rod drive the expansion cover piece and expand, thereby dashing further enhancement lock, thereby reduce the not hard up because of vibrations emergence between two connecting pieces, and can be fine fix and lock two connecting pieces, improve the result of use.

Drawings

Fig. 1 is a schematic view of an overall structure of a locking bolt kit provided by the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic structural view at B in fig. 1.

Illustration of the drawings:

1001. installing a screw head; 1002. mounting a concave block; 1003. installing a screw rod; 1004. installing a sleeve block; 1005. fixing the sleeve block; 1006. a guide bar; 1007. a limiting block; 1008. a limiting groove; 1009. adjusting the sleeve block; 2000. adjusting the screw rod; 2001. adjusting the screw head; 2002. expanding the sleeve block; 2003. and (5) installing an inserting sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a pair of check bolt external member, including installation spiral shell head 1001, installation spiral shell head 1001 top fixedly connected with installation concave block 1002, installation spiral shell head 1001 bottom fixedly connected with installation screw 1003, fixed nest of blocks 1005 has been cup jointed in the activity of installation screw 1003 lateral wall, installation screw 1003 lateral wall threaded connection has installation nest of blocks 1004, is provided with locking subassembly between installation nest of blocks 1004 and the fixed nest of blocks 1005, plays locking effect through locking subassembly, refer to fig. 1 and fig. 2, locking subassembly is including seting up a plurality of spacing grooves 1008 at installation nest of blocks 1004 top, a plurality of stoppers 1007 of stoppers of fixedly connected with in fixed nest of blocks 1005 bottom, fixed nest of blocks 1005 bottom fixedly connected with guide bar 1006, fixed nest of blocks 1005 bottom fixedly connected with installation plug bush 2003, installation plug bush 2003 and installation screw 1003 threaded connection, the guide bar end runs through installation nest of blocks 1004 and extends to the installation nest of blocks 1004 outside, installation slot 1006 has been seted up at installation nest of blocks 1004 top, stopper 1007 shape design is the rectangle 1006, play the effect of leading fixed nest of 1005 through the guide bar.

Internal thread has been seted up to mounting screw 1003 inner wall, mounting screw 1003 internal thread is connected with adjusting screw 2000, adjusting screw 2000 lateral wall is connected with expansion assembly, refer to fig. 3, expansion assembly includes the regulation collet 1009 with adjusting screw 2000 lateral wall threaded connection, regulation collet 1009 bottom fixedly connected with expansion collet 2002, adjusting screw 2000 one end is run through installation concave block 1002 and fixedly connected with and is adjusted spiral shell head 2001, two adjustment tanks have been seted up at regulation spiral shell head 2001 top, a plurality of mounting grooves have been seted up at installation concave block 1002 top, play further locking effect through expansion assembly.

The working principle is as follows: during installation, firstly, the expansion sleeve block 2002 penetrates through two connectors after punching, then the adjusting screw 2000 and the installation screw 1003 on the expansion sleeve block 2002 also penetrate through two connectors after punching, then the fixed sleeve block 1005 and the installation screw 1003 are movably sleeved, the installation sleeve block 1004 and the installation screw 1003 are installed in a threaded mode, meanwhile, a ring spanner is inserted into a plurality of installation grooves, a plurality of installation grooves are matched with each other to form a flat groove embedding mode, the installation screw head 1001 is conveniently driven to rotate, meanwhile, the installation screw 1003 on the installation screw head 1001 also rotates, the installation sleeve block 1004 is driven to move on the installation screw 1003, the installation sleeve block 1004 is movably sleeved with the guide rod 1006 through the fixed sleeve block, the installation sleeve block 1004 is driven to move along the direction of the guide rod 1006, the installation slot on the installation sleeve block 1004 is enabled to be embedded into the insertion sleeve 2003 on the fixed sleeve block 1005, a plurality of limiting grooves 1008 on the installation sleeve block 1004 are matched with a plurality of limiting blocks 1007 on the fixed sleeve block 1005, and therefore the installation sleeve block 1005 is driven to be embedded into the fixed sleeve block 1005 and matched with the installation screw head 1001, and locking effects are guaranteed.

Then the plum blossom utensil is rotated for the plum blossom utensil and the plum blossom groove gomphosis that the adjustment tank cooperation formed on adjusting the spiral shell head 2001, adjust spiral shell head 2001 and drive adjusting screw 2000 afterwards and rotate, make adjusting screw 2000 rotate inside installation screw 1003, and adjusting screw 2000 drives and adjusts the cover block 1009 and rotate, make the expansion cover block 2002 on adjusting the cover block 1009 also rotate, make things convenient for expansion cover block 2002 to carry out the expansion and contraction, thereby two connecting pieces of further locking, guarantee further locking effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A check bolt external member, includes installation spiral shell head (1001), its characterized in that: the mounting screw head is characterized in that a mounting concave block (1002) is fixedly connected to the top of the mounting screw head (1001), a mounting screw rod (1003) is fixedly connected to the bottom of the mounting screw head (1001), a fixing sleeve block (1005) is sleeved on the outer side wall of the mounting screw rod (1003), a mounting sleeve block (1004) is connected to the outer side wall of the mounting screw rod (1003) in a threaded manner, a locking assembly is arranged between the mounting sleeve block (1004) and the fixing sleeve block (1005), an internal thread is formed in the inner wall of the mounting screw rod (1003), an adjusting screw rod (2000) is connected to the internal thread of the mounting screw rod (1003), and an expansion assembly is connected to the outer side wall of the adjusting screw rod (2000).

2. A check bolt kit as claimed in claim 1, wherein: the locking assembly comprises a plurality of limiting grooves (1008) formed in the top of the mounting sleeve block (1004), the bottom of the fixing sleeve block (1005) is fixedly connected with a plurality of limiting blocks (1007), the bottom of the fixing sleeve block (1005) is fixedly connected with a guide rod (1006), and the bottom of the fixing sleeve block (1005) is fixedly connected with a mounting plug bush (2003).

3. A lockbolt kit as claimed in claim 2, wherein: the mounting plug bush (2003) is movably sleeved with the mounting screw (1003), the tail end of the guide rod (1006) penetrates through the mounting sleeve block (1004) and extends to the outside of the mounting sleeve block (1004), the top of the mounting sleeve block (1004) is provided with a mounting slot, and the limiting block (1007) is designed to be rectangular in shape.

4. A lockbolt kit as claimed in claim 1, wherein: the expansion assembly comprises an adjusting sleeve block (1009) in threaded connection with the outer side wall of the adjusting screw rod (2000), and the bottom of the adjusting sleeve block (1009) is fixedly connected with an expansion sleeve block (2002).

5. A lockbolt kit as claimed in claim 4, wherein: one end of the adjusting screw rod (2000) penetrates through the mounting concave block (1002) and is fixedly connected with an adjusting screw head (2001), and two adjusting grooves are formed in the top of the adjusting screw head (2001).

6. A lockbolt kit as claimed in claim 5, wherein: a plurality of mounting grooves are formed in the top of the mounting concave block (1002).