CN216643432U

CN216643432U - Metal joint device with strong sealing performance

Info

Publication number: CN216643432U
Application number: CN202220022924.1U
Authority: CN
Inventors: 鞠天微; 邱慧军
Original assignee: Dalian Jiazheng Machinery Co ltd
Current assignee: Dalian Jiazheng Machinery Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-05-31
Anticipated expiration: 2032-01-06

Abstract

The utility model provides a metal joint device with strong sealing property, which comprises a plugging ring cover, a sealing fastening sleeve, a hexagonal clamping ring, a metal joint, a water-swelling rubber ring, an extension lining pipe head and an anti-falling ring, wherein the left end surface and the right end surface of the metal joint are symmetrically welded with the extension lining pipe head, the left side of the annular side surface of the extension lining pipe head is welded with the anti-falling ring, the right side of the annular side surface of the extension lining pipe head is sleeved with the water-swelling rubber ring, the left side and the right side of the annular side surface of the metal joint are symmetrically provided with the sealing fastening sleeve, the right side of the annular side surface of the sealing fastening sleeve is welded with the hexagonal clamping ring, the left end surface of the sealing fastening sleeve is provided with the plugging ring cover, the utility model has the advantages of reasonable structure, good sealing performance and connection stability, avoiding the leakage at the joint of the metal joint and the hose, and being convenient to disassemble, assemble and use.

Description

Metal joint device with strong sealing performance

Technical Field

The utility model relates to a metal joint device with strong sealing property, belonging to the technical field of metal joints.

Background

At present, resident, industry, fire control, irrigation plumbing's pipeline all have the hose demand of connection, and these hoses need use metal joint in the connection process, but traditional metal joint connects the steadiness not good enough, leads to the seepage condition to appear easily in hose and metal joint junction, and the inconvenient dismouting of current metal joint is used to the leakproofness is not good enough, and the problem that the aforesaid appears is solved to the metal joint device of a strong leakproofness of urgent need now.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a metal joint device with strong sealing property, which is used for solving the problems in the background art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a metal joint device of strong leakproofness, includes pressure resistant hose, shutoff ring lid, sealing fastening cover, the hexagonal clamping ring cover, metal joint, water inflation rubber circle, stainless steel hexagonal set screw, extends inside lining tube head and anticreep ring, the symmetrical welding of terminal surface has the inside lining tube head of extension about the metal joint, it is equipped with pressure resistant hose to extend inside lining tube head annular side cover, it has anticreep ring to extend inside lining tube head annular side left side welding, it has the water inflation rubber circle to extend inside lining tube head annular side right side cover, sealing fastening cover is installed to metal joint annular side left and right sides symmetry, the welding of sealing fastening cover annular side right side has the hexagonal clamping ring cover, stainless steel hexagonal set screw is installed in the inside left side of sealing fastening cover, sealing fastening cover left end face installs the shutoff ring lid.

Further, two sets of specifications such as sealing ring lid are installed, sealing ring lid annular side is provided with the non-slip texture, annular side right side is provided with first internal thread in the sealing ring lid, sealing adapter sleeve annular side left side is provided with first external screw thread, and first external screw thread meshes with first internal thread mutually, and is two sets of all the polytetrafluoroethylene bush that has bonded in sealing ring lid annular side left side, and annular side and the withstand voltage hose annular side phase-match in the polytetrafluoroethylene bush.

Furthermore, a second internal thread is arranged on the right side of the annular side face in the sealing fastening sleeve, second external threads are symmetrically arranged on the left side and the right side of the annular side face of the metal joint and are meshed with the second internal thread, an internal thread through hole is formed in the left side inside the sealing fastening sleeve and is meshed with a stainless steel hexagonal positioning screw, and eight groups of internal thread through holes are formed in the same specification.

Further, two sets of specifications such as sealed adapter sleeve are installed, specification welding such as hexagonal cutting ferrule ring has two sets ofly, eight sets are installed to specifications such as stainless steel hexagonal set screw.

Furthermore, the equal-specification welding of the extension lining pipe heads is two groups, the equal-specification sleeving of the water-swelling rubber rings is two groups, the equal-specification sleeving of the pressure-resistant hoses is two groups, the equal-specification welding of the anti-falling rings is two groups, and the anti-falling rings are of conical structures.

Further, the plugging ring cover, the sealing fastening sleeve, the hexagonal clamping ring, the metal joint, the extending lining pipe head and the anti-falling ring are all made of martensitic stainless steel.

The utility model has the beneficial effects that: the utility model relates to a metal joint device with strong sealing performance, which is added with a plugging ring cover, a sealing fastening sleeve, a hexagonal clamping ring, a water-swelling rubber ring, a stainless steel hexagonal positioning screw, an extension lining pipe head and an anti-falling ring, wherein two groups of sealing fastening sleeves are respectively installed and fixed at the left side and the right side of the annular side surface of the metal joint by clamping the hexagonal clamping ring with an external wrench, then two groups of pressure-resistant hoses can be respectively sleeved at the annular side surfaces of the two groups of extension lining pipe heads, the end surfaces of the two groups of pressure-resistant hoses are respectively attached to the two groups of water-swelling rubber rings, the sealing performance between the two groups of pressure-resistant hoses and the two groups of extension lining pipe heads and the metal joint is better, at the moment, the two groups of plugging ring covers are respectively connected and fixed with the two groups of sealing fastening sleeves by hands, so that external dust is prevented from easily entering the interior of the sealing fastening sleeves, and finally the eight groups of stainless steel hexagonal positioning screws are respectively screwed with the external wrench, the two groups of pressure-resistant hoses are positioned, and meanwhile, the two groups of anti-slip rings prevent the pressure-resistant hoses sleeved on the two groups of extension lining pipes from easily slipping, so that the situation that the joints of the metal joints and the two groups of pressure-resistant hoses are easily loosened or leaked is avoided.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a metal joint device with strong sealing performance according to the present invention;

FIG. 2 is a front sectional view of a metal joint device with strong sealability according to the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

in the figure: 1-pressure-resistant hose, 2-plugging ring cover, 21-first internal thread, 22-polytetrafluoroethylene lining, 3-sealing fastening sleeve, 31-internal thread through hole, 32-second internal thread, 4-hexagonal clamping ring, 5-metal joint, 6-water-swelling rubber ring, 7-stainless steel hexagonal positioning screw, 8-extending lining pipe head and 9-anti-drop ring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: a metal joint device with strong sealing performance comprises a pressure-resistant hose 1, a plugging ring cover 2, a sealing fastening sleeve 3, a hexagonal clamping ring 4, a metal joint 5, a water-swelling rubber ring 6, a stainless steel hexagonal positioning screw 7, an extension lining pipe head 8 and an anti-falling ring 9, wherein the left end face and the right end face of the metal joint 5 are symmetrically welded with extension lining pipe heads 8, the annular side face of each extension lining pipe head 8 is sleeved with the pressure-resistant hose 1, the left side of the annular side face of each extension lining pipe head 8 is welded with the anti-falling ring 9, the right side of the annular side face of each extension lining pipe head 8 is sleeved with the water-swelling rubber ring 6, the left side and the right side of the annular side face of the metal joint 5 are symmetrically provided with the sealing fastening sleeves 3, the right side of the annular side face of each sealing fastening sleeve 3 is welded with a hexagonal clamping ring 4, the left side of the inside of each sealing fastening sleeve 3 is provided with the stainless steel hexagonal positioning screw 7, the left end face of each sealing fastening sleeve 3 is provided with the plugging ring cover 2, the design solves the problem that the original metal joint is poor in connection stability and sealing performance.

Two sets of specifications such as shutoff ring lid 2 are installed, anti-skidding line sets up at 2 annular sides of shutoff ring lid, annular sides right side is provided with first internal thread 21 in the

shutoff ring lid

2, 3 annular sides left sides of sealing adapter sleeve are provided with first external screw thread, and first external screw thread meshes with first internal thread 21 mutually, annular sides left side all bonds has polytetrafluoroethylene bush 22 in two sets of shutoff ring lid 2, and annular sides and the pressure hose 1 annular side phase-match in polytetrafluoroethylene bush 22, anti-skidding line makes 2 annular sides of shutoff ring lid better antiskid nature, first internal thread 21 makes things convenient for shutoff ring lid 2 installation to fix at 3 left end faces of sealing adapter sleeve with first external screw thread, and polytetrafluoroethylene bush 22 makes the leakproofness better between shutoff ring lid 2 and the pressure hose 1, thereby avoid outside dust to get into inside the sealing adapter sleeve 3 easily.

The right side of the annular side surface in the sealing fastening sleeve 3 is provided with a second internal thread 32, the left side and the right side of the annular side surface of the metal joint 5 are symmetrically provided with a second external thread, and the second external thread is engaged with the second internal thread 32, the left side inside the sealing fastening sleeve 3 is provided with an internal thread through hole 31, and the internal thread through hole 31 is engaged with the stainless steel hexagonal positioning screw 7, eight groups of the internal thread through holes 31 are arranged in the same specification, the second internal thread 32 and the second external thread are convenient for the sealing fastening sleeve 3 to be installed and fixed on the annular side surface of the metal joint 5, the internal thread through hole 31 facilitates the stainless steel hexagonal positioning screw 7 to apply extrusion force to the pressure hose 1, fix a position pressure hose 1 with this, sealed adapter sleeve 3 isotatic installs two sets ofly, and hexagonal cutting ferrule ring 4 isotatic welding has two sets ofly, and eight groups are installed to specification such as stainless steel hexagonal set screw 7, and hexagonal cutting ferrule ring 4 facilitates the installer and rotates with the help of external spanner to sealed adapter sleeve 3 and screw up and dismantle.

Extend inside lining tube head 8 isotatic welding and have two sets ofly, meet specification cover such as water inflation rubber circle 6 and be equipped with two sets ofly, withstand voltage hose 1 isotatic cover is equipped with two sets ofly, the welding of specification such as anticreep ring 9 is two sets ofly, anticreep ring 9 is the toper structure, two sets of inside lining tube heads 8 that extend make things convenient for two sets of withstand voltage hose 1 to be connected with metal joint 5, two sets of water inflation rubber circle 6 make two sets of withstand voltage hose 1 and two sets of inside lining tube heads 8 that extend between the leakproofness better with metal joint 5, and the slippage condition appears easily at two sets of withstand voltage hose 1 that extend inside lining tube heads 8 of suit is avoided to two sets of anticreep ring 9.

The plugging ring cover 2, the sealing fastening sleeve 3, the hexagonal cutting sleeve ring 4, the metal joint 5, the extending lining pipe head 8 and the anti-falling ring 9 are all made of martensitic stainless steel, and the design enables the plugging ring cover 2, the sealing fastening sleeve 3, the hexagonal cutting sleeve ring 4, the metal joint 5, the extending lining pipe head 8 and the anti-falling ring 9 to be better in corrosion resistance and service life.

As an embodiment of the present invention: an installer firstly respectively sleeves two groups of water-swelling rubber rings 6 on the annular side surfaces of two groups of extension lining pipe heads 8, and enables the two groups of water-swelling rubber rings 6 to be attached to the left and right end surfaces of a metal joint 5, then respectively fixedly installs two groups of sealing fastening sleeves 3 on the left and right sides of the annular side surface of the metal joint 5 by clamping a hexagonal clamping ring 4 with an external wrench, respectively sleeves two groups of sealing ring covers 2 on the appropriate positions of the annular side surfaces of two groups of pressure-resistant hoses 1, then respectively sleeves two groups of pressure-resistant hoses 1 on the annular side surfaces of two groups of extension lining pipe heads 8, enables the end surfaces of two groups of pressure-resistant hoses 1 to be attached to the two groups of water-swelling rubber rings 6, enables the sealing performance between the two groups of pressure-resistant hoses 1 and the two groups of extension lining pipe heads 8 and the metal joint 5 to be better, and then respectively fixedly connects the two groups of sealing ring covers 2 with the two groups of sealing fastening sleeves 3 with a hand, the sealing fastening sleeve 3 can prevent external dust from easily entering the sealing fastening sleeve 3, and finally, eight groups of stainless steel hexagonal positioning screws 7 are respectively screwed by means of an external wrench so as to position the two groups of pressure-resistant hoses 1, and meanwhile, the two groups of anti-falling rings 9 can prevent the pressure-resistant hoses 1 sleeved on the two groups of extension lining pipe heads 8 from easily slipping, so that the situation that the joints of the metal joint 5 and the two groups of pressure-resistant hoses 1 are easily loosened or leaked is avoided.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a metal joint device of strong leakproofness, includes pressure hose, shutoff ring lid, sealed adapter sleeve, the hexagonal lantern ring, metal joint, meets water inflation rubber circle, stainless steel hexagonal set screw, extends inside lining tube head and anticreep ring, its characterized in that: the welding of terminal surface symmetry has the inside lining tube head of extension about metal joint, it has pressure-resistant hose to extend inside lining tube head annular side cover, it has anticreep ring to extend inside lining tube head annular side left side welding, it has the water inflation rubber circle to extend inside lining tube head annular side cover, sealed adapter sleeve is installed to metal joint annular side left and right sides symmetry, the welding of sealed adapter sleeve annular side right side has the hexagonal lantern ring, the inside left side of sealed adapter sleeve is installed stainless steel hexagonal set screw, the shutoff circle lid is installed to sealed adapter sleeve left end face.

2. A highly sealable metal joint assembly according to claim 1, wherein: the sealing device is characterized in that the sealing ring cover is provided with two groups of sealing ring covers with equal specifications, the annular side face of each sealing ring cover is provided with anti-slip lines, the right side of the annular side face of each sealing ring cover is provided with a first internal thread, the left side of the annular side face of each sealing fastening sleeve is provided with a first external thread, the first external threads are meshed with the first internal threads, and the left sides of the annular side faces of the sealing fastening sleeves are both bonded with polytetrafluoroethylene bushings, and the annular side faces of the polytetrafluoroethylene bushings are matched with the annular side face of the pressure-resistant hose.

3. A highly sealable metal joint assembly according to claim 1, wherein: the right side of the annular side face in the sealing fastening sleeve is provided with a second internal thread, the left side and the right side of the annular side face of the metal joint are symmetrically provided with second external threads, the second external threads are meshed with the second internal thread, an internal thread through hole is formed in the left side of the inside of the sealing fastening sleeve and is meshed with a stainless steel hexagonal positioning screw, and eight groups of internal thread through holes are formed in the same specification.

4. A highly sealable metal joint assembly according to claim 1, wherein: the sealing fastening sleeve is installed two sets of to specification such as sealed adapter sleeve, specification welding such as hexagonal cutting ferrule ring has two sets ofly, eight sets of specifications such as stainless steel hexagonal set screw are installed.

5. A highly sealable metal joint assembly according to claim 1, wherein: the anti-dropping device is characterized in that the extending lining pipe heads are welded in two groups in an equal specification mode, the water-swelling rubber rings are sleeved in two groups in an equal specification mode, the pressure-resistant hoses are sleeved in two groups in an equal specification mode, the anti-dropping rings are welded in two groups in an equal specification mode, and the anti-dropping rings are of conical structures.

6. A highly sealable metal joint assembly according to claim 1, wherein: the plugging ring cover, the sealing fastening sleeve, the hexagonal clamping ring, the metal joint, the extending lining pipe head and the anti-falling ring are all made of martensitic stainless steel.