CN112901876A

CN112901876A - Composite hose connector with high sealing performance

Info

Publication number: CN112901876A
Application number: CN201911217740.XA
Authority: CN
Inventors: 宋惠兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2021-06-04

Abstract

The invention discloses a composite hose connecting piece with high sealing performance, which comprises a main connecting piece, a first composite hose, a second composite hose, an auxiliary connecting piece, a locking bolt and a return spring, wherein the first composite hose is inserted into the left end of the main connecting piece, the second composite hose is inserted into the right end of the main connecting piece, the first composite hose and the second composite hose are communicated with each other, and the auxiliary connecting piece is sleeved on the outer surfaces of the first composite hose and the second composite hose, which are close to the main connecting piece. The sealing device effectively strengthens the sealing performance of the inner connecting part of the main connecting piece and the auxiliary connecting piece by the sliding of the sliding rod in the built-in sliding groove and the clamping action of the sealing block and the sealing groove, simultaneously effectively strengthens the sealing performance of the outer connecting part of the main connecting piece and the auxiliary connecting piece by the matching use of the sealing ball, the sealing sliding groove and the sealing gasket, and strengthens the sealing performance of the whole device by the internal and external double sealing structure.

Description

Composite hose connector with high sealing performance

Technical Field

The invention relates to the technical field of pipeline connection auxiliary equipment, in particular to a composite hose connecting piece with strong sealing performance.

Background

Composite hose is a special packaging container, plays important position in the packing field, at present, composite hose adopts the connecting piece to connect mostly in connection process, however, current composite hose connecting piece is the metal material mostly, its leakproofness is relatively poor, make the metal connecting piece of long-time use easily corrode or rust, and produce the condition of seepage or bursting, lead to metal connecting piece's durability poor, therefore, to above problem, we have proposed a strong composite hose connecting piece of leakproofness to solve above-mentioned problem.

Disclosure of Invention

The invention aims to provide a composite hose connector with high sealing performance, which aims to solve the problems of poor sealing performance and easy corrosion or rust in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a composite hose connecting piece with high sealing performance comprises a main connecting piece, a first composite hose, a second composite hose, an auxiliary connecting piece, a locking bolt and a reset spring, wherein the first composite hose is inserted at the left end of the main connecting piece, the second composite hose is inserted at the right end of the main connecting piece, the first composite hose and the second composite hose are communicated with each other, the auxiliary connecting piece is sleeved at the position, close to the main connecting piece, of the outer surfaces of the first composite hose and the second composite hose, the first composite hose and the second composite hose are fixedly connected with the main connecting piece through the auxiliary connecting piece, fixing lugs are welded on the outer surface of each auxiliary connecting piece, fixing lugs are welded on the outer surfaces of two ends of the main connecting piece, the two groups of fixing lugs are fixedly connected through the locking bolt, and built-in cavities are formed in the inner walls of two ends of the main, and the inside of the built-in cavity is welded with a sliding rod through a return spring, and one end of the sliding rod, which is far away from the return spring, is welded with a sealing block.

Preferably, the outer surface of the auxiliary connecting piece is provided with external threads, the inner walls of the two ends of the main connecting piece are provided with internal threads, and the auxiliary connecting piece and the main connecting piece form threaded connection.

Preferably, the outer surface of the fixing lug is provided with a preformed hole, and a gasket is pressed at the joint of the preformed hole and the locking bolt.

Preferably, the outer surfaces of the two ends of the main connecting piece are provided with sealing sliding grooves, the outer surface of one side, close to the main connecting piece, of the auxiliary connecting piece is welded with a sealing ball, the sealing ball is embedded inside the sealing sliding grooves, and a sealing gasket is pressed at the joint of the sealing ball and the sealing sliding grooves.

Preferably, built-in chutes are formed in two side walls of the built-in cavity, sliding rods are embedded in the built-in chutes, and the sliding rods and the built-in chutes form a sliding structure.

Preferably, the one end of sealed piece sets up to semi-circular, first compound hose one end surface is seted up and is had a seal groove of mutually supporting with sealed piece, and the inside embedded sealed piece that has of seal groove.

Compared with the prior art, the invention has the beneficial effects that: this compound hose connection spare that leakproofness is strong, slide in built-in spout through the slide bar, and reset spring's self elasticity effect, the block design of cooperation sealed piece and seal groove, effectively strengthen the leakproofness of main connecting piece and vice connecting piece internal connection department, and simultaneously, use through the cooperation of sealed ball and sealed spout and sealed pad, effectively strengthen the leakproofness of main connecting piece and vice connecting piece external connection department, and through inside and outside dual seal structure, thereby can effectively reduce the condition that junction is corroded or corrosion between main connecting piece and the vice connecting piece, make whole device sealed effectual, the reliability is high, and can install and remove repeatedly, repetitious usage, the performance is unanimous, its structural reasonable in design, the practicality is very high, the cost of manufacture is low, be particularly suitable for popularization and application in practical application.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

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

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

FIG. 4 is a side view of a first ball seal and seal runner arrangement of the present invention.

In the figure: 1. a primary connection member; 2. a first composite hose; 3. a second composite hose; 4. a secondary connecting member; 5. fixing the ear; 6. locking the bolt; 7. a sealing ball; 8. sealing the chute; 9. a gasket; 10. a cavity is arranged inside; 11. a return spring; 12. a chute is arranged inside; 13. a sealing block; 14. a sealing groove; 15. a slide bar.

The specific implementation mode is as follows:

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. 1-4, an embodiment of the present invention is shown: a composite hose connecting piece with high sealing performance comprises a main connecting piece 1, a first composite hose 2, a second composite hose 3, an auxiliary connecting piece 4, a locking bolt 6 and a reset spring 11, wherein the first composite hose 2 is inserted into the left end of the main connecting piece 1, the second composite hose 3 is inserted into the right end of the main connecting piece 1, the main connecting piece 1 is communicated with the first composite hose 2 and the second composite hose 3, the auxiliary connecting piece 4 is sleeved on the outer surfaces of the first composite hose 2 and the second composite hose 3 close to the main connecting piece 1, the first composite hose 2 and the second composite hose 3 are fixedly connected with the main connecting piece 1 through the auxiliary connecting piece 4, external threads are arranged on the outer surface of the auxiliary connecting piece 4, internal threads are arranged on the inner walls of two ends of the main connecting piece 1, the auxiliary connecting piece 4 and the main connecting piece 1 form threaded connection, and are connected through the threads, the main connecting piece 1 and the auxiliary, Assembly and disassembly between the first composite hose 2 and the second composite hose 3.

Sealing sliding groove 8 has been seted up to the surface at 1 both ends of main connecting piece, the outer surface welding that vice connecting piece 4 is close to 1 one side of main connecting piece has sealed ball 7, the inside of sealed sliding groove 8 is embedded to have sealed ball 7, sealed ball 7 and sealed sliding groove 8's junction pressfitting has sealed pad 9, along with the screwing up operation between vice connecting piece 4 and the main connecting piece 1, make in sealed ball 7 embedding sealed sliding groove 8, thereby make sealed ball 7 and sealed sliding groove 8 and sealed pad 9 closely laminate, sealed pad 9 mainly adopts elastic rubber material, there is better activity and adaptability, can compensate great tolerance and angular deviation, can prevent the invasion of external splash water or dust, strengthen the leakproofness of main connecting piece 1 and the 2 external connections of first compound hose.

The outer surface of vice connecting piece 4 all welds has fixed ear 5, and the outer surface at 1 both ends of main connecting piece all welds has fixed ear 5, through locking bolt 6 fixed connection between two sets of fixed ears 5, and the preformed hole has been seted up to the surface of fixed ear 5, and the preformed hole has the gasket with locking bolt 6 junction pressfitting, and through the use of gasket, the gasket can play the buffering and prevent that the nature between locking bolt 6 and the preformed hole is not hard up.

The inner walls of two ends of the main connecting piece 1 are both provided with built-in cavities 10, the interior of each built-in cavity 10 is welded with a sliding rod 15 through a return spring 11, one end of each sliding rod 15, which is far away from the return spring 11, is welded with a sealing block 13, one end of each sealing block 13 is semicircular, the outer surface of one end of each first composite hose 2 is provided with a sealing groove 14 which is matched with the sealing block 13, the sealing block 13 is embedded in the sealing groove 14, when the auxiliary connecting piece 4 is pushed into the main connecting piece 1, the sealing block 13 is pushed into the built-in cavities 10 through the sliding of the sliding rod 15 and the self elastic action of the return spring 11, when the auxiliary connecting piece 4 is screwed up with the main connecting piece 1, the sealing groove 14 is superposed with the sealing block 13, the sealing block 13 drives the sealing block 13 to pop out through the self elastic force of the return spring 11, and the sealing block 13 is embedded, which in turn enhances the tightness of the connection between the main connection 1 and the interior of the first composite hose 2.

The working principle is as follows: when the composite hose is ready to be installed, a worker respectively sleeves one end of the first composite hose 2 and one end of the second composite hose 3 on the auxiliary connecting piece 4, inserts one end of the auxiliary connecting piece 4 into one end of the main connecting piece 1 through the screw action, and rotates and screws, in the process of screwing, the auxiliary connecting piece 4 is pushed into the main connecting piece 1, the sealing block 13 is pushed into the built-in sliding groove 12 through the sliding rod 15 and the self elastic action of the return spring 11, when the auxiliary connecting piece 4 and the main connecting piece 1 are screwed, the sealing groove 14 is overlapped with the sealing block 13, the sealing block 13 drives the sealing block 13 to be outwards ejected through the self elastic force of the return spring 11, so that the sealing block 13 is embedded into the sealing groove 14, the sealing performance of the inner connecting part of the main connecting piece 1 and the first composite hose 2 is enhanced, and meanwhile, along with the screwing operation between the auxiliary connecting piece 4 and the main connecting piece 1, the sealing ball 7 is embedded into the sealing chute 8, so that the sealing ball 7 is tightly attached to the sealing chute 8, the sealing performance of the external connection part of the main connecting piece 1 and the first composite hose 2 is enhanced, and finally, a worker inserts the locking bolt 6 into the reserved hole in the fixing lug 5 and rotates and screws up the locking bolt to complete the connection operation among the main connecting piece 1, the first composite hose 2 and the second composite hose 3.

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. Compound hose connection spare that leakproofness is strong, including main connecting piece (1), first compound hose (2), the compound hose of second (3), vice connecting piece (4), locking bolt (6) and reset spring (11), its characterized in that: the left end of the main connecting piece (1) is inserted with a first composite hose (2), the right end of the main connecting piece (1) is inserted with a second composite hose (3), the main connecting piece (1), the first composite hose (2) and the second composite hose (3) are communicated with each other, auxiliary connecting pieces (4) are sleeved at positions, close to the main connecting piece (1), of the outer surfaces of the first composite hose (2) and the second composite hose (3), the first composite hose (2) and the second composite hose (3) are fixedly connected with the main connecting piece (1) through the auxiliary connecting pieces (4), fixing lugs (5) are welded on the outer surfaces of the two ends of the main connecting piece (1), the two groups of fixing lugs (5) are fixedly connected through locking bolts (6), built-in cavities (10) are formed in the inner walls of the two ends of the main connecting piece (1), and a sliding rod (15) is welded in the built-in cavity (10) through a return spring (11), and a sealing block (13) is welded at one end, far away from the return spring (11), of the sliding rod (15).

2. The high sealability composite hose connector according to claim 1, wherein: the outer surface of the auxiliary connecting piece (4) is provided with external threads, the inner walls of the two ends of the main connecting piece (1) are provided with internal threads, and the auxiliary connecting piece (4) and the main connecting piece (1) form threaded connection.

3. The high sealability composite hose connector according to claim 1, wherein: the outer surface of the fixing lug (5) is provided with a preformed hole, and a gasket is pressed at the joint of the preformed hole and the locking bolt (6).

4. The high sealability composite hose connector according to claim 1, wherein: sealing sliding grooves (8) are formed in the outer surfaces of two ends of the main connecting piece (1), sealing balls (7) are welded on the outer surface, close to one side of the main connecting piece (1), of the auxiliary connecting piece (4), the sealing balls (7) are embedded in the sealing sliding grooves (8), and sealing gaskets (9) are pressed at the connecting positions of the sealing balls (7) and the sealing sliding grooves (8).

5. The high sealability composite hose connector according to claim 1, wherein: built-in chutes (12) are formed in two side walls of the built-in cavity (10), sliding rods (15) are embedded in the built-in chutes (12), and the sliding rods (15) and the built-in chutes (12) form a sliding structure.

6. The high sealability composite hose connector according to claim 1, wherein: the one end of sealed piece (13) sets up to semi-circular, seal groove (14) of mutually supporting with sealed piece (13) are seted up to first composite hose (2) one end surface, and the inside of seal groove (14) is embedded to have sealed piece (13).