CN102312888A

CN102312888A - Bidirectional locking connecting device

Info

Publication number: CN102312888A
Application number: CN2010102245698A
Authority: CN
Inventors: 张钧迪; 张永泰
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-07-07
Filing date: 2010-07-07
Publication date: 2012-01-11

Abstract

The invention discloses a bidirectional locking connecting device. A positive stud is arranged at the end of a screw lock, a reverse stud with small outside diameter protrudes the end face of the positive stud, a sleeve with a reverse threaded section is sleeved on the reverse stud, a lantern ring is sleeved on the positive stud, and the lantern ring is sleeved on the screw lock and the sleeve, so that the fixing effect of bidirectional locking is formed; and furthermore, a binding ring is sleeved on the lantern ring and used for pressing the lantern ring and fixing the lantern ring on the sleeve, and the binding ring has quick detachment function at the same time, so that double purposes of reinforcement on the locking structure and quick detachment can be fulfilled at the same time.

Description

Reversible lock is solidly connected device

Technical field

The present invention is about a kind of locking part of assembling pipe, but especially a kind of firmness joint and conveniently detachable reversible lock are solidly connected device.

Background technique

Mostly the general support body with tubular parts (for example: cycle frame, combined type hanger) is to utilize metal pipe element to be bonded with each other with the mode of welding or screws; With the firm integral type support body of formation structure, or the detachable support body that can simply utilize screwdriver to dismantle.

Yet, though the support body of integral type has higher structural strength, owing to be to adopt welding affixed, therefore, dismounting that can't be random and assembling, cause on the contrary volume big, take up space, use problems such as dumb; And detachable support body is an effect of utilizing the simple screw lock of screw, but the purpose that reaches quick combined and dismounting and be convenient for carrying, though can solve the not enough problem of flexibility; But the structural strength that screw lock is fixed is not good; And the solid situation that is easy to generate that screw gets loose, support body shambles, and the part that still haves much room for improvement, and if detachable support body can on locking structure, strengthen; Then can have easy disassembly and the firm double effects of structure simultaneously concurrently, can effectively promote the market competitiveness.

Summary of the invention

Because general tubular assembly adopts welding manner to combine more, and is firm in the hope of structure, or adopt the screws mode to combine; In the hope of can be for convenience detach and the flexible operating characteristic of carrying, and none method simultaneously with structure strong with double effects for convenience detach, part still haves much room for improvement; Therefore; The inventor studies intensively and design improved, takes into account structural stability and reversible lock for convenience detach is solidly connected device, technological means of the present invention such as following to provide a kind of.

The invention relates to a kind of reversible lock and be solidly connected device, it includes a spiral lock, a sleeve part, a collar and a beam ring, wherein:

Spiral lock is formed with a double-screw bolt forward in an end, in this forward on the end face of double-screw bolt protrusion form a reverse double-screw bolt, the external diameter of this reverse double-screw bolt is less than this external diameter of double-screw bolt forward;

Sleeve part forms a packing anchor ring in the outer tube wall of an end, and forms a reverse thread section swivel nut on the reverse double-screw bolt of spiral lock in inner tubal wall;

The collar is sheathed on spiral lock and the sleeve part, and includes be spirally connected end, a packing end and a side groove, wherein, on the inner tubal wall of the end that is spirally connected, form one forward the screwing section swivel nut on the forward double-screw bolt of spiral lock; Be sheathed on the packing anchor ring of sleeve part against anchor ring in then forming one on the inner tubal wall of packing end, form a compressing anchor ring on the outer tube wall; The side groove then cuts open on the tube wall of being located at the collar, and extends to the end place that closely is spirally connected by the packing end; And

Be sheathed on to the beam ring packing on the compressing anchor ring of packing end on the collar;

Preferably, described forward double-screw bolt directly is formed at the end of spiral lock;

Preferably, described forward double-screw bolt protrudes from the end of spiral lock, and forward the double-screw bolt external diameter is slightly less than this body diameter of spiral lock;

Preferably, described beam ring includes a C shape ring body and a fastening piece, and this C shape ring body is to be sheathed on the compressing anchor ring of the collar; This fastening piece is the two ends that a Fast detachable unit wore and tightened this C shape ring body.

By above-mentioned technological means; Reversible lock of the present invention is solidly connected to be installed on and is formed with forward double-screw bolt and reverse double-screw bolt on the spiral lock; Forward thread section on the collar and the reverse thread section on the sleeve part then are screwed together in this respectively forward on double-screw bolt and the reverse double-screw bolt; Be difficult for loosening two-way screw-joining structure to form, by this, can promote the intensity of locking structure;

In addition, on the packing end of the collar, further be arranged with beam ring, utilize beam ring to force the collar to tighten spiral lock; Reach the effect of strengthening locking; When dismounting, also only need relax beam ring simultaneously, but just spiral shell goes out sleeve pipe and sleeve part, and can reach fast quick-detach and the purpose that is convenient for carrying.

Description of drawings

The stereoscopic exploded view of Fig. 1 first embodiment of the invention.

The decomposing section of Fig. 2 first embodiment of the invention.

The combination section of Fig. 3 first embodiment of the invention.

The stereoscopic exploded view of Fig. 4 second embodiment of the invention.

The decomposing section of Fig. 5 second embodiment of the invention.

The combination section of Fig. 6 second embodiment of the invention.

Symbol description

10 spiral locks 11 are double-screw bolt forward

12 reverse double-screw bolt 20 sleeve parts

21 packing anchor rings, 22 reverse thread sections

30 collars 31 end that is spirally connected

310 screwing section 32 packing ends forward

320 against anchor ring 321 compressing anchor rings

33 side grooves, 40 beam rings

Embodiment

Reversible lock of the present invention is solidly connected first preferred embodiment of device, and please referring to figs. 1 through Fig. 3, it includes a spiral lock 10, a sleeve part 20, a collar 30 and a beam ring 40, wherein:

Spiral lock 10 is to be microscler body; And Yu Yiduan is formed with a double-screw bolt 11 forward; And in this forward on the end face of double-screw bolt 11 then protrusion form a reverse double-screw bolt 12, the external diameter of this reverse double-screw bolt 12 is less than this external diameter of double-screw bolt 11 forward, preferably; This forward double-screw bolt 11 are the ends that directly are formed at spiral lock 10, and this forward double-screw bolt 11 have thread section in the opposite direction respectively with reverse double-screw bolt 12;

Sleeve part 20 is microscler body, and is recessed on the packing anchor ring 21 that forms a ring-type in the outer tube wall of an end, and on this end inner tubal wall, forms reverse thread section 22 swivel nuts on the reverse double-screw bolt 12 of spiral lock 10;

The collar 30 is sheathed on spiral lock 10 and the sleeve part 20, and includes be spirally connected end 31, one a packing end 32 and a side groove 33, wherein, holds in being spirally connected to be formed with forward screwing section 310 swivel nuts on 31 the inner tubal wall on the forward double-screw bolt 11 of spiral lock 10; 32 at packing end forms being sheathed on the packing anchor ring 21 of sleeve part 20 against anchor ring 320 correspondences of a ring-type in inner tubal wall; And the compressing anchor ring 321 that on the outer tube wall of packing end 32, further is recessed into formation one ring-type; 33 of side grooves cut open on the tube wall of being located at the collar 30, and extend to end 31 places that closely are spirally connected by packing end 32, have suitable dilatational elasticity in order to the collar 30 to be provided, to be socketed on sleeve part 20 and the spiral lock 10;

Beam ring 40 is urgently to be set on the compressing anchor ring 321 of the collar 30 packing ends 32, and preferably, this beam ring 40 is to include a C shape ring body and a fastening piece, and wherein, C shape ring body is to be sheathed on the compressing anchor ring 321 of the collar 30 packing ends 32; Fastening piece then is the two ends that a Fast detachable unit is arranged in C shape ring body, in order to tighten the end of the collar 30, makes the collar 30 securely oppress on spiral lock 10 outer tube walls.

Reversible lock of the present invention is solidly connected device; It is formed with forward double-screw bolt 11 and reverse double-screw bolt 12 on spiral lock 10; And respectively spiral shell be located in the reverse thread section 22 of sleeve part 20 with the collar 30 on be spirally connected on the forward screwing section 310 of end 31, then omit court forward or during counter-rotating, one of them of the sleeve part 20 and the collar 30 just can more urgently be screwed together on the spiral lock 10 because of stressed when spiral lock 10; Promptly form and be difficult for loosening two-way screw-joining structure and the effect that strengthens locking;

Add; On the packing end 32 of the collar 30, further be arranged with beam ring 40; In order to tighten the compressing anchor ring 321 on the packing end 32, compress the side groove 33 on the collar 30 simultaneously, make being packed on the packing anchor ring 21 of sleeve part 20 of the collar 30 against anchor ring 320; Can firmly combine the collar 30 and sleeve part 20, reach the packing effect of strengthening locking;

Reversible lock of the present invention is solidly connected and is installed on when dismounting, after then only needing earlier beam ring 40 is loosened, just can be simply with sleeve part 20 and the collar 30 respectively spiral shell go out spiral lock 10, can dismantle easily and carry, quite convenient in the use.

Reversible lock of the present invention is solidly connected second embodiment of device; Please with reference to Fig. 4 to Fig. 6; Its structure is roughly identical with first embodiment; The forward double-screw bolt 11 of only described spiral lock 10 is the ends that protrude from spiral lock 10, and forward double-screw bolt 11 external diameters are slightly less than 10 body diameters of spiral lock, and reverse double-screw bolt 12 external diameters then are slightly less than forward double-screw bolt 11;

Reverse thread section

22 and 310 of the forward screwing sections of the collar 30 cooperate on the spiral lock 10 the forward size of double-screw bolt 11 and reverse double-screw bolt 12 respectively on the described sleeve part 20; By this; Reach the effect of firm combination, and second embodiment's usage mode is identical with first embodiment, so do not repeat them here.

Claims

1. a reversible lock is solidly connected device, it is characterized in that, it includes a spiral lock, a sleeve part, a collar and a beam ring, wherein:

Be sheathed on the compressing anchor ring of packing end on the collar to the beam ring packing.

2. reversible lock as claimed in claim 1 is solidly connected device, it is characterized in that, described forward double-screw bolt directly is formed at the end of spiral lock.

3. reversible lock as claimed in claim 1 is solidly connected device, it is characterized in that, described forward double-screw bolt protrudes from the end of spiral lock, and forward the double-screw bolt external diameter less than this body diameter of spiral lock.

4. be solidly connected device like claim 1 or 2 or 3 described reversible locks, it is characterized in that, described beam ring includes a C shape ring body and a fastening piece, and this C shape ring body is to be sheathed on the compressing anchor ring of the collar; This fastening piece then wears and tightens the two ends of this C shape ring body.

5. reversible lock as claimed in claim 4 is solidly connected device, it is characterized in that, described fastening piece is a Fast detachable unit.