CN212509972U

CN212509972U - Metal hose convenient to disassemble and assemble

Info

Publication number: CN212509972U
Application number: CN202021094196.2U
Authority: CN
Inventors: 胡经纬
Original assignee: Wenzhou Weimeng Pipe Fittings Co ltd
Current assignee: Wenzhou Weimeng Pipe Fittings Co ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-02-09
Anticipated expiration: 2030-06-13

Abstract

The utility model discloses a metal hose convenient for disassembly and assembly, which comprises an inner pipe, an outer pipe, a butt joint mechanism and a joint nozzle, wherein the inner pipe is arranged inside the outer pipe in a penetrating way, the butt joint mechanism and the joint nozzle are respectively arranged at the two ends of the outer pipe, and the butt joint mechanism and the joint nozzle are respectively connected with the two ends of the inner pipe; the butt joint mechanism comprises a butt joint nut, an inner joint and a sealing gasket, the inner joint is arranged at the inlet end of the outer pipe, the inner end of the inner joint is inserted into the inner pipe, and the periphery of the inner joint is provided with a first limiting ring which abuts against the end face of the outer pipe; the butt-joint nut is sleeved on the outer pipe and the periphery of the first limiting ring, the butt-joint nut is provided with a second limiting ring, and the sealing gasket is in threaded connection with the inside of the butt-joint nut; be equipped with push rod assembly on the butt joint nut, push rod assembly is provided with the slider including setting up the boss on the butt joint nut lateral wall along endwise slip on the boss, is equipped with the mount pad on the slider, and it has the push rod to articulate through the pivot on the mount pad. The utility model discloses the dismouting is very convenient, has good user experience.

Description

Metal hose convenient to disassemble and assemble

Technical Field

The utility model relates to a connect the pipe fitting, especially relate to a make things convenient for metal collapsible tube of dismouting.

Background

The metal hose is widely applied to military industry, petroleum industry, chemical industry, electric power industry, metallurgy industry, printing industry, papermaking industry, domestic heating industry, building industry and other industries, and is suitable for a pipeline system which has one fixed end and the other end which needs to be moved or has two ends which need to be moved and is used for conveying fluid media. The metal hose is mainly composed of three major parts, namely an outer pipe, an inner pipe and a connecting piece. The inner pipe is a hose and plays a flexible role; the outer pipe plays the roles of strengthening, shielding and guiding; the connecting piece plays a role of connection. The connecting piece generally adopts docking nut, and docking nut need screw it with the help of the spanner usually when connecing soon with the outer joint, and is same, also need go on with the help of the spanner when demolising metal collapsible tube, if metal collapsible tube is ageing when needing to be changed, can't find the spanner just can't carry out metal collapsible tube's change operation temporarily, therefore this metal collapsible tube dismouting is very inconvenient, and user experience is relatively poor.

Therefore, there is a need for a metal hose that is easy to disassemble and assemble to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for metal collapsible tube of dismouting, the utility model discloses the dismouting is very convenient, has good user experience.

In order to achieve the above object, the utility model provides a following technical scheme: a metal hose convenient to disassemble and assemble comprises an inner pipe, an outer pipe, a butt joint mechanism and a joint nozzle, wherein the inner pipe penetrates through the outer pipe, the butt joint mechanism and the joint nozzle are respectively arranged at two ends of the outer pipe, and the butt joint mechanism and the joint nozzle are respectively connected with two ends of the inner pipe; the butt joint mechanism comprises a butt joint nut, an inner joint and a sealing gasket, the inner joint is arranged at the inlet end of the outer pipe, the inner end of the inner joint is inserted into the inner pipe, and the periphery of the inner joint is provided with a first limiting ring which abuts against the end face of the outer pipe; the butt-joint nut is sleeved on the outer pipe and the periphery of the first limiting ring, the butt-joint nut is provided with a second limiting ring which is abutted against the first limiting ring, the sealing gasket is connected in the butt-joint nut in a threaded manner, and the sealing gasket is abutted against the upper end face of the first limiting ring; be equipped with push rod assembly on the butt joint nut, push rod assembly is including setting up the boss on the butt joint nut lateral wall, is provided with the slider along endwise slip on the boss, is equipped with the mount pad on the slider, and it has the push rod to articulate through the pivot on the mount pad.

By adopting the technical scheme, when the metal hose is installed, the butt joint nut is firstly sleeved on the outer connector and is connected with the outer connector in a rotating mode through rotating the butt joint nut, then the push rod on the butt joint nut push rod assembly is pushed, the butt joint nut is screwed on the outer connector to complete the installation of the metal hose, and the butt joint nut can be easily unscrewed by applying reverse thrust to the push rod during the disassembly. Wherein, the push rod has increased the arm of force to can increase the effect of thrust to the butt joint nut, make the operation of unscrewing and screwing the butt joint nut lighter, need not to operate with the help of the spanner, the dismouting is very convenient, can improve user experience greatly. And the mounting seat for fixing the push rod is fixed on the sliding block capable of axially sliding, so that the mounting position of the push rod is conveniently adjusted, and the push rod is prevented from being interfered during mounting.

The utility model discloses further set up to, it has T shape spout to have seted up along the axial on the boss to T shape spout pierces through the last lateral wall of boss, the slider is "worker" word shape, and the bottom and the T shape spout of slider agree with mutually.

Through adopting above-mentioned technical scheme, not only conveniently adjust the push rod position, the push rod of different specifications is changed to the convenient service environment according to the difference moreover, when the push rod takes place to bend or when splitting, the change of push rod can be carried out to the same only need with slider roll-off T shape spout, and it is very convenient to operate.

The utility model discloses further set up to, the both sides of slider are equipped with a set of locking subassembly respectively, the locking subassembly includes I-shaped locking piece and locking screw, the bottom of I-shaped locking piece with T shape spout agrees with mutually, the screw has been seted up on the I-shaped locking piece, the locking screw in the screw is inconsistent with the diapire of T shape spout and the bottom of locking screw.

Through adopting above-mentioned technical scheme, can lock the slider, and then lock the push rod, the push rod does not take place the displacement when guaranteeing to promote the push rod, improves the stability of push rod installation.

The utility model discloses further set up to, the constant head tank has been seted up on the diapire of T shape spout, and the extending direction of constant head tank is the same with the extending direction of T shape spout, in the bottom embedding constant head tank of locking screw.

Through adopting above-mentioned technical scheme, can play the positioning action to the locking screw, guarantee the stability of locking screw installation.

The utility model discloses further set up as, be fixed with the rubber pad on the diapire of constant head tank.

Through adopting above-mentioned technical scheme, when screwing the locking screw, the rubber pad provides the axial spring force for the locking screw, and the increase locking screw plays the effect of relaxing with the frictional force of screw on the I-shaped locking piece to improve the fixed effect of locking screw to the I-shaped locking piece, and then strengthen the locking effect of slider.

The utility model discloses further set up to, the lateral part of push rod is equipped with the curb plate, and the curb plate passes through the welded mode to be fixed on the push rod.

Through adopting above-mentioned technical scheme, can increase the active area of push rod to reduce the pressure that the push rod gave the hand feedback, and then improve the operation travelling comfort.

The utility model discloses further set up to, the push rod is the telescopic link.

Through adopting above-mentioned technical scheme, can freely change the length of push rod, and then change arm of force length, select suitable length according to self needs, improve the travelling comfort of dismouting operation.

The utility model discloses further set up to, be equipped with the fixing base on the boss, be equipped with on the fixing base and be used for constituting joint complex draw-in groove with the push rod lateral part.

Through adopting above-mentioned technical scheme, can accomodate the push rod after the installation is accomplished, collude the user when avoiding the push rod to open and cause unnecessary trouble.

The utility model discloses further set up to, be equipped with the strengthening rib on the lateral wall of mount pad perpendicular to push rod application of force direction.

Through adopting above-mentioned technical scheme, can improve the installation intensity of mount pad, avoid the mount pad to produce the damage in the use.

The utility model discloses further set up to, push rod assembly on the butt joint nut has two sets of or more than two sets of, and multiunit push rod assembly evenly sets up in butt joint nut week side.

Through adopting above-mentioned technical scheme, to the push rod application of force simultaneously on the multiunit push rod subassembly, can not only make the butt joint nut atress more add evenly, reduce the internal threaded wearing and tearing of butt joint nut to improve butt joint nut's life, it is lighter when rotatory butt joint nut moreover, improve the travelling comfort of butt joint nut dismouting.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a sectional view of the docking mechanism of the present invention;

fig. 3 is a schematic structural view of the push rod assembly of the present invention;

fig. 4 is a cross-sectional view of the push rod assembly of the present invention.

In the figure: 1. an outer tube; 2. a docking mechanism; 3. butting nuts; 4. a push rod assembly; 5. an inner tube; 6. an inner joint; 7. a first limit ring; 8. a second stop collar; 9. sealing gaskets; 10. a boss; 11. a slider; 12. a mounting seat; 13. a rotating shaft; 14. a push rod; 15. a T-shaped chute; 16. a locking assembly; 17. an I-shaped locking block; 18. a locking screw; 19. positioning a groove; 20. a rubber pad; 21. a side plate; 22. a fixed seat; 23. reinforcing ribs; 24. a card slot; 25. a screw hole; 26. a nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Example (b): the utility model provides a metal hose convenient for disassembly and assembly, as shown in the attached figures 1-4, comprising an inner tube 5, an outer tube 1, a butt joint mechanism 2 and a joint nozzle 26, wherein the inner tube 5 is arranged inside the outer tube 1 in a penetrating way, the butt joint mechanism 2 and the joint nozzle 26 are respectively arranged at two ends of the outer tube 1, and the butt joint mechanism 2 and the joint nozzle 26 are respectively connected with two ends of the inner tube 5; the butt joint mechanism 2 comprises a butt joint nut 3, an inner joint 6 and a sealing gasket 9, the inner joint 6 is arranged at the inlet end of the outer pipe 1, the inner end of the inner joint 6 is inserted into the inner pipe 5, and the periphery of the inner joint 6 is provided with a first limiting ring 7 which abuts against the end face of the outer pipe 1; the butt-joint nut 3 is sleeved on the outer pipe 1 and the periphery of the first limiting ring 7, the butt-joint nut 3 is provided with a second limiting ring 8 which is abutted against the first limiting ring 7, the sealing gasket 9 is connected in the butt-joint nut 3 in a threaded manner, the sealing gasket 9 is abutted against the upper end face of the first limiting ring 7, and the sealing performance between the inner joint 6 and the joint can be enhanced through the sealing gasket 9 when the metal hose is installed and the butt-joint nut 3 is screwed; be equipped with push rod assembly 4 on butt joint nut 3, push rod assembly 4 is including setting up boss 10 on 3 lateral walls of butt joint nut, and boss 10 and butt joint nut 3 are as an organic whole, and it is provided with slider 11 to follow endwise slip on the boss 10, is equipped with mount pad 12 on the slider 11, and mount pad 12 welds on slider 11, and mount pad 12 is the fixed plate that two symmetries set up, and it has push rod 14 to articulate through pivot 13 on mount pad 12, and push rod 14 rotates on vertical plane, and butt joint nut 3's rotation plane is mutually perpendicular with above-mentioned vertical plane. The push rod 14 increases the force arm, so that the effect of the thrust on the butt joint nut 3 can be increased, the operation of unscrewing and screwing the butt joint nut 3 is easier, the operation with the help of a wrench is not needed, the disassembly and the assembly are very convenient, and the user experience can be greatly improved.

As shown in fig. 3, a T-shaped sliding slot 15 is axially formed in the boss 10, the T-shaped sliding slot 15 penetrates through an upper side wall of the boss 10, the slider 11 is in an i shape, the bottom of the slider 11 is fitted with the T-shaped sliding slot 15, and the slider 11 can enter and exit from an opening of the T-shaped sliding slot 15 on the upper side wall. This project organization not only conveniently adjusts the push rod 14 position, conveniently changes the push rod 14 of different specifications according to the service environment of difference moreover, when the push rod 14 takes place to bend or when splitting, equally only need with slider 11 roll-off T shape spout 15 can carry out the change of push rod 14, and the operation is very convenient.

As shown in fig. 3, two sides of the slider 11 are respectively provided with a set of locking assemblies 16, each locking assembly 16 includes an i-shaped locking block 17 and a locking screw 18, the bottom of the i-shaped locking block 17 fits the T-shaped sliding groove 15, the i-shaped locking block 17 is provided with a screw hole 25, the screw hole 25 is perpendicular to the bottom surface of the T-shaped sliding groove 15, the locking screw 18 is screwed into the screw hole 25, and the bottom end of the locking screw 18 abuts against the bottom wall of the T-shaped sliding groove 15. Through the structure, the sliding block 11 can be locked, and then the push rod 14 is locked, so that the push rod 14 is not displaced when the push rod 14 is pushed, and the installation stability of the push rod 14 is improved.

As shown in fig. 4, a positioning groove 19 is formed in the bottom wall of the T-shaped sliding slot 15, the extending direction of the positioning groove 19 is the same as the extending direction of the T-shaped sliding slot 15, and the bottom of the locking screw 18 is embedded in the positioning groove 19. Through the structure, the locking screw 18 can be positioned, and the mounting stability of the locking screw 18 is ensured.

As shown in fig. 4, a rubber pad 20 is fixed on the bottom wall of the positioning groove 19, when the locking screw 18 is screwed, the rubber pad 20 provides an axial spring force for the locking screw 18, so as to increase a friction force between the locking screw 18 and the screw hole 25 on the i-shaped locking block 17, and play a role in loosening, thereby improving a fixing effect of the locking screw 18 on the i-shaped locking block 17, and further enhancing a locking effect of the slider 11.

As shown in fig. 3, a side plate 21 is provided at a side of the push rod 14, and the side plate 21 is fixed to the push rod 14 by welding. Through setting up above-mentioned structure, can increase the active area of push rod 14 to reduce the pressure that push rod 14 gave the hand feedback, and then improve the operation travelling comfort.

The push rod 14 is a telescopic rod, which is a common structure and is easily available in the market, and therefore, the detailed structure thereof is not described herein. Through setting up above-mentioned structure can freely change the length of push rod 14, and then change arm of force length, select suitable length according to self needs, improve the travelling comfort of dismouting operation.

As shown in fig. 4, a fixing seat 22 is disposed on the boss 10, and a clamping groove 24 for forming a clamping fit with the side portion of the push rod 14 is disposed on the fixing seat 22. Can accomodate push rod 14 after the installation is accomplished through setting up above-mentioned structure, collude the user when avoiding push rod 14 to open and cause unnecessary trouble.

As shown in fig. 3, a rib 23 is provided on a sidewall of the mounting seat 12 perpendicular to the force application direction of the push rod 14. The reinforcing ribs 23 can improve the mounting strength of the mounting base 12 and prevent the mounting base 12 from being damaged in the using process.

In addition, push rod assembly 4 on the butt joint nut 3 has two or more sets, and multiunit push rod assembly 4 evenly sets up 3 week sides at the butt joint nut. The push rods 14 on the multi-group push rod assembly 4 apply force simultaneously, so that the stress of the butt joint nuts 3 is more uniform, the abrasion of the internal threads of the butt joint nuts 3 is reduced, the service life of the butt joint nuts 3 is prolonged, the butt joint nuts 3 are more easily rotated, and the comfort of the disassembly and assembly of the butt joint nuts 3 is improved.

The working principle is as follows: when the metal hose is installed, the butt-joint nut 3 is firstly sleeved on the outer joint, the butt-joint nut 3 is screwed with the outer joint by rotating the butt-joint nut 3, then the push rod 14 on the push rod assembly 4 of the butt-joint nut 3 is applied with thrust, the butt-joint nut 3 is screwed on the outer joint to complete the installation of the metal hose, and the butt-joint nut 3 can be easily unscrewed by applying reverse thrust to the push rod 14 during the disassembly. Wherein, the push rod 14 has increased the arm of force to can increase the effect of thrust to docking nut 3, make the operation of unscrewing and screwing docking nut 3 lighter, need not to operate with the help of the spanner, the dismouting is very convenient, can improve user experience greatly. And the mounting seat 12 for fixing the push rod 14 is fixed on the sliding block 11 capable of axially sliding, so that the mounting position of the push rod 14 can be conveniently adjusted, and the push rod 14 is prevented from being interfered during mounting.

Claims

1. A metal hose convenient to disassemble and assemble comprises an inner pipe (5), an outer pipe (1), a butt joint mechanism (2) and a joint nozzle (26), wherein the inner pipe (5) penetrates through the outer pipe (1), the butt joint mechanism (2) and the joint nozzle (26) are respectively arranged at two ends of the outer pipe (1), and the butt joint mechanism (2) and the joint nozzle (26) are respectively connected with two ends of the inner pipe (5); the method is characterized in that: the butt joint mechanism (2) comprises a butt joint nut (3), an inner joint (6) and a sealing gasket (9), the inner joint (6) is arranged at the inlet end of the outer pipe (1), the inner end of the inner joint (6) is inserted into the inner pipe (5), and a first limiting ring (7) which abuts against the end face of the outer pipe (1) is arranged on the periphery of the inner joint (6); the butt joint nut (3) is sleeved on the outer pipe (1) and the periphery of the first limiting ring (7), a second limiting ring (8) which is abutted against the first limiting ring (7) is arranged on the butt joint nut (3), the sealing gasket (9) is connected in the butt joint nut (3) in a threaded mode, and the sealing gasket (9) is abutted against the upper end face of the first limiting ring (7); be equipped with push rod assembly (4) on butt joint nut (3), push rod assembly (4) is provided with slider (11) including setting up boss (10) on butt joint nut (3) lateral wall along endwise slip on boss (10), is equipped with mount pad (12) on slider (11), and it has push rod (14) to articulate through pivot (13) on mount pad (12).

2. The metal hose convenient for disassembly and assembly as claimed in claim 1, wherein: a T-shaped sliding groove (15) is formed in the boss (10) in the axial direction, the T-shaped sliding groove (15) penetrates through the upper side wall of the boss (10), the sliding block (11) is in an I shape, and the bottom of the sliding block (11) is matched with the T-shaped sliding groove (15).

3. The metal hose convenient to disassemble and assemble according to claim 2, wherein: the utility model discloses a locking device, including slider (11), locking subassembly (16) are equipped with a set of locking subassembly (16) respectively in the both sides of slider (11), locking subassembly (16) include I-shaped locking block (17) and locking screw (18), the bottom of I-shaped locking block (17) with T shape spout (15) agree with mutually, screw (25) have been seted up on I-shaped locking block (17), locking screw (18) screw in the bottom of screw (25) and locking screw (18) is inconsistent with the diapire of T shape spout (15).

4. The metal hose convenient for disassembly and assembly as claimed in claim 3, wherein: a positioning groove (19) is formed in the bottom wall of the T-shaped sliding groove (15), the extending direction of the positioning groove (19) is the same as the extending direction of the T-shaped sliding groove (15), and the bottom of the locking screw (18) is embedded into the positioning groove (19).

5. The metal hose convenient to disassemble and assemble according to claim 4, wherein: and a rubber pad (20) is fixed on the bottom wall of the positioning groove (19).

6. The metal hose convenient for disassembly and assembly as claimed in claim 1, wherein: the side part of the push rod (14) is provided with a side plate (21), and the side plate (21) is fixed on the push rod (14) in a welding mode.

7. The metal hose convenient for disassembly and assembly as claimed in claim 1, wherein: the push rod (14) is a telescopic rod.

8. The metal hose convenient for disassembly and assembly as claimed in claim 1, wherein: be equipped with fixing base (22) on boss (10), be equipped with on fixing base (22) and be used for constituting joint complex draw-in groove (24) with push rod (14) lateral part.

9. The metal hose convenient for disassembly and assembly as claimed in claim 1, wherein: and reinforcing ribs (23) are arranged on the side wall of the mounting seat (12) perpendicular to the force application direction of the push rod (14).

10. The metal hose convenient for disassembly and assembly as claimed in claim 1, wherein: the push rod assemblies (4) on the butt joint nuts (3) are provided with two or more groups, and the push rod assemblies (4) are uniformly arranged on the peripheral sides of the butt joint nuts (3).