CN211344316U

CN211344316U - Good attach fitting of leakproofness

Info

Publication number: CN211344316U
Application number: CN201922474249.7U
Authority: CN
Inventors: 陈星�; 季明达; 赵新瞻
Original assignee: Changzhou Xinying Hardware Factory
Current assignee: Changzhou Xinying Hardware Factory
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-25
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a belong to attach fitting technical field, specifically be an attach fitting that leakproofness is good, including first body, second body, joint body and sealed lid, it is inboard that the joint body is located sealed lid, sealed lid includes first sealed lid and the sealed lid of second, first sealed lid is located the sealed left side of lid of second, the external screw thread has been seted up on first sealed lid right side, the internal thread has been seted up in the sealed left side of second, first sealed lid and the sealed lid of second pass through external screw thread and external screw thread threaded connection, first screw hole and second screw hole have been seted up respectively on joint body left side and right side, and through the setting of first sealing washer and second sealing washer, external moisture, rainwater can not get into the junction that connects with the body, avoid corroding to rust, prolong the life who connects and body junction.

Description

Good attach fitting of leakproofness

Technical Field

The utility model relates to a attach fitting technical field specifically is an attach fitting that leakproofness is good.

Background

The connecting joint is used for connecting two pipelines and is widely applied to pipeline connection in multiple industries such as water supply pipelines, gas transmission pipelines and the like, and common connecting joints for pipeline connection comprise an internal thread connecting joint, an external thread connecting joint, an internal thread-to-external thread connecting joint and the like.

Present joint does not have the junction sealing treatment to body and joint on the existing market mostly, and the body is used for seting up the screw thread with internal thread attach fitting connection's external screw thread department and leads to intensity lower, is rusted after being corroded by external moisture, rainwater etc. makes to connect difficult dismantlement and installation, and corrodes for a long time and can cause the damage of body external screw thread department.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a joint connection that leakproofness is good to solve the sealed processing of the junction that has not had body and joint on the existing market that proposes in the above-mentioned background art mostly, the body is used for seting up the screw thread with internal thread attach fitting connection's external screw thread department and leads to intensity lower, rusts after being corroded such as external moisture, rainwater, makes to connect difficult dismantlement and installation, and corrodes for a long time and can cause the damaged problem of body external screw thread department.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting joint with good sealing performance comprises a first pipe body, a second pipe body, a joint body and a sealing cover, wherein the joint body is positioned on the inner side of the sealing cover, the sealing cover comprises a first sealing cover and a second sealing cover, the first sealing cover is positioned on the left side of the second sealing cover, an external thread is arranged on the right side of the first sealing cover, an internal thread is arranged on the left side of the second sealing cover, the first sealing cover and the second sealing cover are in threaded connection through the external thread and the external thread, a first threaded hole and a second threaded hole are respectively arranged on the left side and the right side of the joint body, the right end of the first pipe body is in threaded connection with the first threaded hole, the left end of the second pipe body is in threaded connection with the second threaded hole, a first sealing groove is arranged on the right side of the first threaded hole, a first sealing gasket, the sealing structure is characterized in that a second sealing gasket is installed in the second sealing groove, a communicating hole is formed between the first sealing groove of the first sealing groove and the second sealing groove, a first through hole is formed in the first sealing cover, a first groove is formed in the outer side of the first through hole, a first sealing ring is installed in the first groove, a second through hole is formed in the second sealing cover, a second groove is formed in the outer side of the second through hole, and a second sealing ring is installed in the second groove.

Preferably, the joint body has a hexagonal prism shape.

Preferably, the diameter of the communicating hole is 11.5 mm.

Preferably, the first sealing gasket is adapted to the first sealing groove, and the second sealing gasket is adapted to the second sealing groove.

Preferably, the outer side of the sealing cover is provided with an anticorrosive layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1) through the arrangement of the first sealing ring and the second sealing ring, external moisture and rainwater cannot enter the joint of the joint and the pipe body, corrosion and rust are avoided, and the service life of the joint and the pipe body joint is prolonged;

2) through the arrangement of the diameter of the communicating hole being 11.5mm, smooth water flow is ensured, and meanwhile, the communicating hole is prevented from being too large, so that the first sealing gasket and the second sealing gasket are not easy to install;

3) the connector body is in a hexagonal prism shape, so that the connector is easy to clamp by a wrench and is convenient to install.

Drawings

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

fig. 2 is a left side view structural schematic diagram of the joint body of the present invention;

fig. 3 is a left side view schematic diagram of the first sealing cover of the present invention.

In the figure: the sealing structure comprises a first pipe body 1, a first sealing cover 2, a first threaded hole 3, a second sealing cover 4, a joint body 5, a second threaded hole 6, a second pipe body 7, a first sealing groove 8, a communicating hole 9, a second sealing groove 10, a first through hole 11, a first groove 12, a sealing cover 13, a second groove 14 and a second through hole 15.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a connecting joint with good sealing performance comprises a first pipe body 1, a second pipe body 7, a joint body 5 and a sealing cover 13, wherein the joint body 5 is positioned on the inner side of the sealing cover 13, the sealing cover 13 comprises a first sealing cover 2 and a second sealing cover 4, the first sealing cover 2 is positioned on the left side of the second sealing cover 4, an external thread is arranged on the right side of the first sealing cover 2, an internal thread is arranged on the left side of the second sealing cover 4, the first sealing cover 2 and the second sealing cover 4 are in threaded connection through the external thread and the external thread, a first threaded hole 3 and a second threaded hole 6 are respectively arranged on the left side and the right side of the joint body 5, the first pipe body 1 and the second pipe body 7 are respectively provided with threads matched with the first threaded hole 3 and the second threaded hole 6, the right end of the first pipe body 1 is in threaded connection with the first threaded hole 3, and the left end of, first seal groove 8 has been seted up to 3 right sides of first screw hole, first sealed pad is installed to first seal groove 8, second seal groove 10 has been seted up in 6 left sides of second screw hole, install the sealed pad of second in the second seal groove 10, intercommunicating pore 9 has been seted up between 8 first seal grooves of first seal groove and the second seal groove 10, and the hole diameter that first sealed pad and the sealed pad of second is the same with intercommunicating pore 9 diameter, first through-hole 11 has been seted up to first sealed lid 2, first recess 12 has been seted up in the 11 outsides of first through-hole, install first sealing washer in the first recess 12, second through-hole 15 has been seted up to second sealed lid 4, second recess 14 has been seted up in the 15 outsides of second through-hole, install the second sealing washer in the second recess 14.

The joint body 5 is in a hexagonal prism shape, so that the joint body 5 is easy to be clamped by a wrench and is convenient to install.

The diameter of the communicating hole 9 is 11.5 mm.

The first sealing gasket is matched with the first sealing groove 8, and the second sealing gasket is matched with the second sealing groove 10.

The outer side of the sealing cover 13 is provided with an anticorrosive coating which is galvanized and anticorrosive.

The working principle is as follows: the first pipe body 1 and the second pipe body 7 are pipe bodies to be connected, the first pipe body 1 and the second pipe body 7 are both provided with threads, a first sealing cover 2 is sleeved on the right side of the first pipe body 1, a second sealing cover 4 is sleeved on the left side of the second pipe body 7, the first pipe body 1 is screwed in a first threaded hole 3, the right wall of the first pipe body 1 extrudes a first sealing pad to form sealing, the second pipe body 7 is screwed in a second threaded hole 6, the left wall of the second pipe body 7 extrudes a second sealing pad to form sealing, a communication hole 9 enables the first pipe body 1 to be communicated with the second pipe body 7, the first sealing cover 2 is screwed in the second sealing cover 4, a first sealing ring extrudes the side wall of the first pipe body 1, a second sealing ring extrudes the side wall of the second pipe body 7 to form sealing, so that external moisture and rainwater cannot enter the threaded connection part of the joint body 5 and the first pipe body 1 and the second pipe body 7, and the threaded connection part of the first pipe body 1 and the second pipe body 7, the disassembly and the assembly of the joint body 5 are facilitated, and the service life of the joint body 5 and the thread sections of the first pipe body 1 and the second pipe body 7 is prolonged.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention 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 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a joint that leakproofness is good, includes first body (1), second body (7), connects body (5) and sealed lid (13), its characterized in that: the joint body (5) is positioned on the inner side of a sealing cover (13), the sealing cover (13) comprises a first sealing cover (2) and a second sealing cover (4), the first sealing cover (2) is positioned on the left side of the second sealing cover (4), an external thread is arranged on the right side of the first sealing cover (2), an internal thread is arranged on the left side of the second sealing cover (4), the first sealing cover (2) and the second sealing cover (4) are in threaded connection through the external thread and the external thread, a first threaded hole (3) and a second threaded hole (6) are respectively arranged on the left side and the right side of the joint body (5), the right end of the first pipe body (1) is in threaded connection with the first threaded hole (3), the left end of the second pipe body (7) is in threaded connection with the second threaded hole (6), a first sealing groove (8) is arranged on the right side of the first threaded hole (3), and a first sealing, second seal groove (10) have been seted up on second screw hole (6) left side, install the second in the second seal groove (10) and seal up the pad, intercommunicating pore (9) have been seted up between first seal groove (8) and second seal groove (10), first through-hole (11) have been seted up in first sealed lid (2), first recess (12) have been seted up in first through-hole (11) outside, install first sealing washer in first recess (12), second through-hole (15) have been seted up in second sealed lid (4), second recess (14) have been seted up in second through-hole (15) outside, install the second sealing washer in second recess (14).

2. A good sealing connection joint as defined in claim 1, wherein: the joint body (5) is in a hexagonal prism shape.

3. A good sealing connection joint as defined in claim 1, wherein: the diameter of the communication hole (9) is 11.5 mm.

4. A good sealing connection joint as defined in claim 1, wherein: the first sealing gasket is matched with the first sealing groove (8), and the second sealing gasket is matched with the second sealing groove (10).

5. A good sealing connection joint as defined in claim 1, wherein: and an anticorrosive layer is arranged on the outer side of the sealing cover (13).