CN111594529A

CN111594529A - Steering positioning retaining screw

Info

Publication number: CN111594529A
Application number: CN202010521464.2A
Authority: CN
Inventors: 胡吉钟; 胡如柳
Original assignee: WUHU JINYU FASTENER CO Ltd
Current assignee: WUHU JINYU FASTENER CO Ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-08-28
Anticipated expiration: 2040-06-10
Also published as: CN111594529B

Abstract

The invention provides a steering positioning retaining screw which comprises a screw cap and a limiting rod, wherein the middle part of the screw cap is detachably connected with a screw rod, a first sliding groove is formed in the screw rod, a second sliding groove is formed in one end of the limiting rod, the first sliding groove is correspondingly matched and slidably connected with the second sliding groove, a pneumatic telescopic structure is arranged on the inner side of the screw rod, third sliding grooves are formed in two sides of the second sliding groove and on the limiting rod, and the pneumatic telescopic structure is slidably connected with the third sliding groove.

Description

Steering positioning retaining screw

Technical Field

The invention relates to the technical field of screw machining, in particular to a steering positioning retaining screw.

Background

The Screw is a Screw (foreign name: Screw), which is a tool for fastening the parts of an object step by utilizing the physics and mathematical principle of the inclined circular rotation and friction of the object. Screws are a common term for fasteners, a common spoken word.

The screw rod is arranged below the nut, the nut is detachably connected with the screw rod, and then corresponding spiral connection is carried out, so that the screw is convenient to install.

However, the corresponding screw threads on the screw rods facilitate nailing into materials such as tables and the like, and simultaneously, the screw threads are convenient to withdraw, so that the technical problem of fastness is easy to occur.

Disclosure of Invention

The invention provides a steering positioning retaining screw, which is used for solving the technical problem that the screw threads on corresponding screw rods are convenient to nail into materials such as tables and the like, and simultaneously, the screw threads are more convenient to withdraw, so that the fastness is easy to occur.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a steering location's stopping screw, includes nut and gag lever post, connecting screw can be dismantled at the nut middle part, be equipped with first spout on the screw rod, gag lever post one end is equipped with the second spout, first spout corresponds cooperation sliding connection the second spout, just the screw rod inboard is equipped with pneumatic extending structure, second spout both sides be equipped with the third spout on the gag lever post, pneumatic extending structure sliding connection the third spout.

Further, the nut is the setting of type "T" style of calligraphy, just the nut upper end outside is equipped with the ring channel, the ring channel inner wall is equipped with vertical line.

Furthermore, a plurality of positioning holes are formed in the inner side of the annular groove and the nut, and the iron rod can be inserted into the positioning holes to rotate corresponding to the screws.

Furthermore, the cross section of the first sliding chute is arranged in an I shape, the upper end and the lower end of the first sliding chute are respectively provided with a first limiting ring, and the two first limiting rings are respectively connected with the two third sliding chutes in a sliding manner;

the piston air guide pipe is characterized in that a plurality of piston positioning pins are arranged on one side of the first limiting ring, one ends of the piston positioning pins are connected with first connecting pipes in a sliding mode, one ends of the first connecting pipes are detachably connected with the air guide pipe, one-way valves are arranged at the upper ends of the air guide pipe, and piston type air inlet structures are arranged at the upper ends of the one-way valves.

Furthermore, the piston positioning pin is connected with the first connecting ring in a sliding mode above the inner side of the first sliding groove, the screw rod is detachably connected with the first connecting ring through the positioning rod, a first spring is arranged above the first connecting ring, and the upper end of the first spring is detachably connected with the piston positioning pin.

Further, the piston type air inlet structure comprises an I-shaped push plate, a fifth sliding groove is formed in the upper portion of the nut, the I-shaped push plate is connected with the fifth sliding groove in a sliding mode, a second connecting rod is arranged below the I-shaped push plate, a first rubber plate is arranged below the second connecting rod, the first rubber plate is connected with the fifth sliding groove in a sliding mode, the lower end of the fifth sliding groove is correspondingly connected with the air guide tube, and the fifth sliding groove is arranged in a T-shaped mode.

Further, the check valve below the air duct can be dismantled and connect the second air duct, second trachea one end is type "T" style of calligraphy setting, just be equipped with first connecting plate in the second air duct, first connecting plate one side is equipped with the second spring, the second spring can be dismantled and connect the second slide bar, second slide bar sliding connection in first connecting plate middle part, just second slide bar one end is equipped with first flange, the first flange outside is equipped with the second rubber dish, second rubber dish sliding connection the second air duct inner wall, just second air duct one end is equipped with the sealing plug.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, after the screw rod is used for carrying out spiral fixing, a second hole is vertically drilled, and after a corresponding limiting rod is placed in the second hole, the I-shaped push plate is pulled to carry out corresponding inflation, so that the corresponding fixing of the screw is realized, and the corresponding fixing of the whole structure is realized after the corresponding fixing is finished.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a structural stop of the present invention;

FIG. 3 is a schematic view of the pneumatic telescoping arrangement of the present invention;

fig. 4 is a schematic view of the piston type air inlet structure of the invention.

In the figure: 1-a nut, 11-an annular groove, 12-a positioning hole, 13-the fifth sliding groove, 2-a limiting rod, 21-a second sliding groove, 22-a third sliding groove, 3-a screw rod, 31-a first sliding groove, 32-a first limiting ring, 4-a pneumatic telescopic structure, 41-a piston positioning pin, 42-a first connecting pipe, 43-an air duct, 44-a one-way valve, 45-a first connecting ring, 46-a positioning rod, 47-a first spring, 48-a second air duct, 481-a first connecting plate, 482-a second spring, 49-a second sliding rod, 491-a first connecting disc, 492-a second rubber disc, 493-a sealing plug, 5-a piston type air inlet structure, 51-an I-shaped push plate, 52-a second connecting rod and 53-a first rubber plate.

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.

In an embodiment, referring to fig. 1-4, a steering positioning retaining screw includes a nut 1 and a limiting rod 2, the nut 1 is detachably connected to a screw rod 3, the screw rod 3 is provided with a first sliding groove 31, one end of the limiting rod 2 is provided with a second sliding groove 21, the first sliding groove 31 is correspondingly matched with and slidably connected to the second sliding groove 21, a pneumatic telescopic structure 4 is provided on the inner side of the screw rod 3, third sliding grooves 22 are provided on two sides of the second sliding groove 21 and the limiting rod 2, and the pneumatic telescopic structure 4 is slidably connected to the third sliding grooves 22.

In an embodiment, referring to fig. 1, the nut 1 is disposed in a shape similar to a T, an annular groove 11 is disposed on an outer side of an upper end of the nut 1, and vertical lines are disposed on an inner wall of the annular groove 11.

In an embodiment, referring to fig. 1, a plurality of positioning holes 12 are formed inside the annular groove 11 and inside the nut 1, and an iron rod can be inserted into the positioning holes 12 to rotate corresponding screws.

In an embodiment, referring to fig. 1 to 3, the cross section of the first sliding chute 31 is shaped like an i, the upper and lower ends of the first sliding chute 31 are respectively provided with a first limiting ring 32, and the two first limiting rings 32 are respectively connected to the two third sliding chutes 22 in a sliding manner;

a plurality of piston positioning pins 41 are arranged on one side of the first limiting ring 32, one ends of the piston positioning pins 41 are connected with first connecting pipes 42 in a sliding mode, one ends of the first connecting pipes 42 are detachably connected with air guide pipes 43, one-way valves 44 are arranged at the upper ends of the air guide pipes 43, and piston type air inlet structures 5 are arranged at the upper ends of the one-way valves 44.

In an embodiment, referring to fig. 3-4, the piston positioning pin 41 is slidably connected to a first connecting ring 45 above the inner side of the first sliding slot 21, the screw 3 is detachably connected to the first connecting ring 45 through a positioning rod 46, a first spring 47 is disposed above the first connecting ring 45, and the upper end of the first spring 47 is detachably connected to the piston positioning pin 41.

In an embodiment, referring to fig. 3-4, the piston type air intake structure 5 includes an i-shaped push plate 51, a fifth chute 13 is disposed above the nut 1, the i-shaped push plate 51 is slidably connected to the fifth chute 13, a second connecting rod 52 is disposed below the i-shaped push plate 51, a first rubber plate 53 is disposed below the second connecting rod 52, the first rubber plate 53 is slidably connected to the fifth chute 13, the lower end of the fifth chute 13 is correspondingly connected to the air duct 43, and the fifth chute 13 is disposed in a shape similar to a "T".

In an embodiment, referring to fig. 3-4, the air duct 43 below the one-way valve 44 is detachably connected to a second air duct 48, one end of the second air duct 48 is arranged in a shape similar to a T, a first connecting plate 481 is arranged in the second air duct 48, a second spring 482 is arranged on one side of the first connecting plate 481, the second spring 482 is detachably connected to a second sliding rod 49, the second sliding rod 49 is slidably connected to the middle of the first connecting plate 481, a first connecting disc 491 is arranged at one end of the second sliding rod 49, a second rubber disc 492 is arranged on the outer side of the first connecting disc 491, the second rubber disc 492 is slidably connected to the inner wall of the second air duct 48, and a sealing plug 493 is arranged at one end of the second air duct 48.

The foregoing is merely an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principle of the present invention should fall within the protection scope of the present invention.

Claims

1. The utility model provides a turn to stopping screw of location, includes nut (1) and gag lever post (2), its characterized in that: connecting screw rod (3) can be dismantled at nut (1) middle part, be equipped with first spout (31) on screw rod (3), gag lever post (2) one end is equipped with second spout (21), first spout (31) correspond cooperation sliding connection second spout (21), just screw rod (3) inboard is equipped with pneumatic extending structure (4), second spout (21) both sides be equipped with third spout (22) on gag lever post (2), pneumatic extending structure (4) sliding connection third spout (22).

2. The steering positioning backstop screw according to claim 1, wherein: nut (1) is the setting of type "T" style of calligraphy, just nut (1) upper end outside is equipped with ring channel (11), ring channel (11) inner wall is equipped with vertical line.

3. The steering positioning backstop screw according to claim 2 wherein: a plurality of positioning holes (12) are formed in the inner side of the annular groove (11) and the nut (1), and the iron rod can be inserted into the positioning holes (12) to rotate corresponding screws.

4. The steering positioning backstop screw according to claim 2 wherein: the cross section of the first sliding chute (31) is arranged in an I shape, the upper end and the lower end of the first sliding chute (31) are respectively provided with a first limiting ring (32), and the two first limiting rings (32) are respectively connected with the two third sliding chutes (22) in a sliding manner;

first spacing ring (32) one side all is equipped with a plurality of piston locating pins (41), the equal sliding connection first connecting pipe (42) of piston locating pin (41) one end, first connecting pipe (42) one end can be dismantled and connect air duct (43), air duct (43) upper end is equipped with check valve (44), check valve (44) upper end is equipped with piston inlet structure (5).

5. The steering positioning backstop screw according to claim 4 wherein: the piston positioning pin (41) is connected with a first connecting ring (45) in a sliding mode, the screw (3) is detachably connected with the first connecting ring (45) through a positioning rod (46), a first spring (47) is arranged above the first connecting ring (45), and the upper end of the first spring (47) is detachably connected with the piston positioning pin (41).

6. The steering positioning backstop screw according to claim 4 wherein: piston air inlet structure (5) include I push pedal (51), nut (1) top is equipped with fifth spout (13), I push pedal (51) sliding connection fifth spout (13), just I push pedal (51) below is equipped with second connecting rod (52), second connecting rod (52) below is equipped with first rubber slab (53), first rubber slab (53) sliding connection fifth spout (13), fifth spout (13) lower extreme corresponds the connection air duct (43), just fifth spout (13) are the setting of class "T" style of calligraphy.

7. The steering positioning backstop screw according to claim 4 wherein: the air guide pipe (43) is detachably connected with a second air guide pipe (48) below the one-way valve (44), one end of the second air guide pipe (48) is arranged in a T-shaped manner, a first connecting plate (481) is arranged in the second air guide pipe (48), a second spring (482) is arranged on one side of the first connecting plate (481), the second spring (482) is detachably connected with a second sliding rod (49), the second sliding rod (49) is slidably connected to the middle of the first connecting plate (481), a first connecting disc (491) is arranged at one end of the second sliding rod (49), a second rubber disc (492) is arranged on the outer side of the first connecting disc (491), the second rubber disc (492) is slidably connected with the inner wall of the second air guide pipe (48), and a sealing plug (493) is arranged at one end of the second air guide pipe (48).