CN211266442U

CN211266442U - Metal water joint that connects formula leakproofness well soon

Info

Publication number: CN211266442U
Application number: CN201922341995.9U
Authority: CN
Inventors: 顾杰鹏
Original assignee: Xinghua Lizhong Stainless Steel Products Co ltd
Current assignee: Xinghua Lizhong Stainless Steel Products Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-08-14
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a connect technical field, disclose a metal water joint that quick-connect formula leakproofness is good, the one end of waterproof hose is provided with waterproof end, and the outside embedding of waterproof end is provided with the radiating groove, the other end that the outside that connects the body is located outer hexagonal has cup jointed the lag, the one end that connects the body is provided with the internal thread, and the other end that connects the body is provided with external nut, the external nut that has been screwed in the outside of internal thread, external nut's the outside is screwed in and is connected with external nut. The utility model discloses a wrong of internal connection nut and external nut to the joint body upper thread closes, under the liner of O type packing ring is sealed, when guaranteeing metal joint waterproof nature, the staff of being convenient for again installs the metal joint on different installation component, through the protection of lag to the joint body, can avoid because of damage, the not hard up condition to the metal joint structure that external pressure such as pedal leads to.

Description

Metal water joint that connects formula leakproofness well soon

Technical Field

The utility model relates to a connect technical field, specifically a metal water joint that connect formula leakproofness is good soon.

Background

The metal head is widely applied to various cable laying, after the cable is laid, all the lines are required to be connected into a whole, so that the metal head is generally adopted to connect the cable into a continuous line, the metal head at the middle part of the cable line is called an intermediate head, the metal heads at two tail ends of the line are called terminal heads, and the metal heads are used for locking and fixing the incoming and outgoing lines to play a role in water resistance, dust prevention and vibration prevention.

Through the retrieval, chinese patent net discloses a metal shielding water joint (public announcement No. CN209329283U), be equipped with the sealing member through lock nut, be equipped with the copper retaining ring on the sealing member, the other end that connects the body is equipped with first sealing washer and second sealing washer, be equipped with the ears flange on connecting the body, be equipped with the screw mounting hole on the ears flange and will connect the body to be fixed to equipment on, it is better to have waterproof performance, quick installation and the advantage of dismantling, but this type of device limitation is great, can't install fast different installation component fixed, and in the safeguard process, very easily receive external pressure, lead to the structure not hard up, the condition of damage, lead to the waterproof ability to descend. Therefore, those skilled in the art have provided a quick-connect metal waterproof joint with good sealing performance to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal water joint that connect formula leakproofness is good soon to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal water joint that quick-connect formula leakproofness is good, includes and connects the body, the outside that connects the body is provided with outer hexagonal, and connects the inboard of body and has cup jointed waterproof hose, waterproof hose's one end is provided with waterproof end, and the outside embedding of waterproof end is provided with the radiating groove, the one end that the outside that connects the body is located outer hexagonal has cup jointed O type packing ring A, and the other end that the outside that connects the body is located outer hexagonal has cup jointed the lag, O type packing ring B has been cup jointed to one side of lag, the one end that connects the body is provided with the internal thread, and the other end that connects the body is provided with external thread, the external screw thread's the external screw thread has been screwed into the internal nut, external screw thread's.

As a further aspect of the present invention: the protective sleeve comprises a protective sleeve, and reinforcing ribs are arranged on the inner side of the protective sleeve.

As a further aspect of the present invention: the protection cutting ferrule adopts NBR material component, and the internal diameter of protection cutting ferrule and the external diameter of connecting the body looks adaptation, the strengthening rib adopts stainless steel material component, and the strengthening rib is the grid structure.

As a further aspect of the present invention: the O-shaped gasket A and the O-shaped gasket B are identical in structure, and the thickness of the O-shaped gasket A and the thickness of the O-shaped gasket B are not less than 3 mm.

As a further aspect of the present invention: the inner side of the inner connection nut is provided with an inner thread matched with the inner connection thread, the inner side of the outer connection nut is provided with an inner thread matched with the outer connection thread, and the inner diameter of the outer connection nut is matched with the outer diameter of the waterproof end.

As a further aspect of the present invention: 3 groups are no less than to the group number of radiating grooves, and 6 are no less than to every group of quantity of radiating grooves, the radiating grooves are arranged for the even symmetry of the centre of a circle of waterproof hose.

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

the utility model discloses a wrong of internal connection nut and external nut butt joint body upper thread closes, under the liner of O type packing ring is sealed, when guaranteeing metal joint waterproof nature, the staff of being convenient for again installs metal joint on different installation component, and then improve staff's installation effectiveness, protection through the lag butt joint body, can avoid because of the damage to metal joint structure that external pressure such as pedal leads to, the not hard up condition, and then ensure metal joint's high-efficient waterproof ability and permanent life, through the radiating groove on the water-proof hose, can guide the heat dissipation to the mechanical heat that connecting cable produced, it is ageing to avoid the circuit overcoat that the long-time high temperature of cable leads to, the condition of doubling.

Drawings

FIG. 1 is a schematic structural diagram of a quick-connect metal waterproof joint with good sealing performance;

FIG. 2 is an exploded view of a quick connect, good seal, metal water tight joint;

fig. 3 is a schematic structural diagram of a protective ferrule in a quick-connect metal waterproof joint with good sealing performance.

In the figure: 1. a connector body; 2. an outer hexagon; 3. internally connecting a thread; 4. an O-shaped gasket A; 5. internally connecting a nut; 6. externally connecting a thread; 7. a protective sleeve; 71. a protective sleeve; 72. reinforcing ribs; 8. an O-shaped gasket B; 9. externally connecting a nut; 10. a waterproof hose; 11. a waterproof end; 12. a heat dissipation groove.

Detailed Description

Please refer to fig. 1-3, in the embodiment of the utility model, a metal water joint that quick-connect formula leakproofness is good, including connecting body 1, the outside that connects body 1 is provided with outer hexagonal 2, and the inboard of connecting body 1 has cup jointed waterproof hose 10, waterproof hose 10's one end is provided with waterproof end 11, and the outside embedding of waterproof end 11 is provided with

radiating groove

12, 3 groups are no less than to the group number of

radiating groove

12, and 6 are no less than to the every group of quantity of radiating groove 12, radiating groove 12 is for the even symmetric arrangement in centre of a circle of waterproof hose 10, through radiating groove 12 on the waterproof hose 10, can guide the heat dissipation to the mechanical heat that connecting cable produced, the circuit overcoat that avoids the long-time high temperature of cable to lead to is ageing, the condition of doubling.

An O-shaped gasket A4 is sleeved at one end of the outer hexagonal head 2 on the outer side of the joint body 1, a protective sleeve 7 is sleeved at the other end of the outer hexagonal head 2 on the outer side of the joint body 1, the protective sleeve 7 comprises a protective sleeve 71, a reinforcing rib 72 is arranged on the inner side of the protective sleeve 71, the protective sleeve 71 is made of NBR material, the inner diameter of the protective cutting sleeve 71 is matched with the outer diameter of the connector body 1, the reinforcing ribs 72 are stainless steel components, the reinforcing ribs 72 are in a grid structure, when the metal joint is assembled, the protective sleeve 7 is sleeved outside the joint body 1 through the protective sleeve 71 made of NBR material, when the metal joint is subjected to external pressure such as treading and the like, the protective cutting sleeve 71 preliminarily reduces the pressure, and then under the support of the strengthening rib 72 of stainless steel material, keep apart pressure, avoid pressure to cause the condition that damages, becomes flexible to the joint body 1, ensure the high-efficient waterproof ability and the permanent life of metal joint.

An O-shaped gasket B8 is sleeved on one side of the protective sleeve 7, an internal thread 3 is arranged at one end of the joint body 1, an external thread 6 is arranged at the other end of the joint body 1, an internal nut 5 is screwed on the outer side of the internal thread 3, an external nut 9 is screwed on the outer side of the external thread 6, the O-shaped gasket A4 and the O-shaped gasket B8 are identical in structure, the thicknesses of the O-shaped gasket A4 and the O-shaped gasket B8 are not less than 3mm, an internal thread matched with the internal thread 3 is arranged on the inner side of the internal nut 5, an internal thread matched with the external thread 6 is arranged on the inner side of the external nut 9, the inner diameter of the external nut 9 is matched with the outer diameter of the waterproof end 11, when the metal joint is installed, the joint body 1 close to one end of the internal thread 3 is inserted into the installation assembly, the internal nut 5 and the internal thread 3 are screwed, under the sealing of the installation interface by the O, fixing the metal joint on the installation component, further sleeving the external nut 9 on the cable, enabling the cable to penetrate through the waterproof hose 10 and extend to the wiring end on the inner side of the installation component, and further enabling the metal joint to complete waterproof sealing treatment on the cable under the sealing of the O-shaped gasket B8 and the waterproof end 11 through screwing of the external nut 9 and the external thread 6.

The utility model discloses a theory of operation is: when the metal joint is assembled, the protective sleeve 7 is sleeved outside the joint body 1 through the protective sleeve 71 made of the NBR material, when the metal joint is subjected to external pressure such as treading, the pressure is preliminarily reduced through the protective sleeve 71, then the pressure is isolated under the support of the reinforcing ribs 72 made of stainless steel, the condition that the joint body 1 is damaged and loosened by the pressure is avoided, the high-efficiency waterproof capability and the long service life of the metal joint are ensured, further, when the cable is installed, the joint body 1 close to one end of the internal thread 3 is inserted into the installation assembly, the metal joint is fixed on the installation assembly through the screwing of the internal nut 5 and the internal thread 3 under the sealing of the installation interface through the O-shaped gasket A4, the external nut 9 is further sleeved on the cable, and the cable penetrates through the waterproof hose 10 and extends to the wiring end inside the installation assembly, and then through the external nut 9 with external screw thread 6 twist, under the sealed of O type packing ring B8 and waterproof end 11, make metal joint accomplish waterproof type sealing-in processing to the cable, in the cable course of operation, through radiating groove 12 on waterproof hose 10, can guide the heat dissipation to the mechanical heat that the connecting cable produced, avoid the circuit overcoat condition ageing, that the cable high temperature leads to for a long time, doubling.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A metal waterproof joint with good quick-connection sealing performance comprises a joint body (1) and is characterized in that an outer hexagonal (2) is arranged on the outer side of the joint body (1), a waterproof hose (10) is sleeved on the inner side of the joint body (1), a waterproof end (11) is arranged at one end of the waterproof hose (10), a radiating groove (12) is embedded in the outer side of the waterproof end (11), an O-shaped gasket A (4) is sleeved at one end, located on the outer hexagonal (2), of the outer side of the joint body (1), a protective sleeve (7) is sleeved at the other end, located on the outer hexagonal (2), of the outer side of the joint body (1), an O-shaped gasket B (8) is sleeved at one side of the protective sleeve (7), an inner connecting thread (3) is arranged at one end of the joint body (1), and an outer connecting thread (6) is arranged at the other end of the joint body (1), an inner nut (5) is screwed on the outer side of the inner thread (3), and an outer nut (9) is screwed on the outer side of the outer thread (6).

2. The quick-connection type metal waterproof joint with good sealing performance as claimed in claim 1, wherein the protective sleeve (7) comprises a protective sleeve (71), and a reinforcing rib (72) is arranged on the inner side of the protective sleeve (71).

3. The metal water-proof joint of claim 2, characterized in that the protective sleeve (71) is made of NBR material, the inner diameter of the protective sleeve (71) is adapted to the outer diameter of the joint body (1), the reinforcing ribs (72) are made of stainless steel material, and the reinforcing ribs (72) are in a grid structure.

4. The metal water-proof joint with quick-connection and good sealing performance as claimed in claim 1, wherein the O-shaped gasket A (4) and the O-shaped gasket B (8) have the same structure, and the thicknesses of the O-shaped gasket A (4) and the O-shaped gasket B (8) are not less than 3 mm.

5. The metal waterproof joint with the quick connection type good sealing performance as claimed in claim 1, wherein the inner side of the internal connection nut (5) is provided with an internal thread matched with the internal connection thread (3), the inner side of the external connection nut (9) is provided with an internal thread matched with the external connection thread (6), and the inner diameter of the external connection nut (9) is matched with the outer diameter of the waterproof end (11).

6. The metal waterproof joint with the quick connection and good sealing performance as claimed in claim 1, wherein the number of the groups of the heat dissipation grooves (12) is not less than 3, and each group of the number of the heat dissipation grooves (12) is not less than 6, and the heat dissipation grooves (12) are uniformly and symmetrically arranged relative to the center of the waterproof hose (10).