CN213753259U

CN213753259U - Cable connector for salt cavern detection system

Info

Publication number: CN213753259U
Application number: CN202023034204.7U
Authority: CN
Inventors: 熊浩; 姜姝; 许欣月; 许咏斌
Original assignee: Wuhan Tianhanda Technology Development Co ltd
Current assignee: Wuhan Tianhanda Technology Development Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-07-20
Anticipated expiration: 2030-12-16

Abstract

A cable connector for a salt cavern detection system comprises a female head assembly, wherein the female head assembly comprises an aviation plug female head fixing seat, a tightening screw, an external connecting piece and an aviation plug female head, the aviation plug female head fixing seat comprises a first barrel and a second barrel, the aviation plug female head is arranged between the first barrel and the second barrel, the tightening screw is sleeved on the second barrel, and the external connecting piece is sleeved on the second barrel and is abutted against the end face of the tightening screw; the male assembly comprises a male aviation plug fixing seat, a tightening nut and a male aviation plug, the male aviation plug fixing seat is inserted into the first cylinder, the male aviation plug is fixed on the male aviation plug fixing seat and connected with the female aviation plug, and the tightening nut is sleeved on the female assembly and in threaded connection with the tightening screw. The utility model discloses realize making things convenient for public first subassembly and female first unit mount and dismantlement for aviation plug public head and aviation plug female head have realized the isolation with the external world, can adapt to work under high temperature, high-pressure environment, and cable connection's reliability is high simultaneously, job stabilization.

Description

Cable connector for salt cavern detection system

Technical Field

The utility model relates to a survey technical field, especially relate to a cable connector for salt cavern detecting system.

Background

The underground salt cavern is an artificial underground cavern formed in a thicker salt layer or salt dome underground by a water solution mining mode, and can be used for storing substances such as natural gas and the like which do not dissolve salt. The shape change of the salt cavern needs to be continuously detected in the process of making the cavity and using the salt cavern. It is necessary to design a mechanical device to feed various kinds of detection devices into the salt caverns of thousands of meters underground through narrow passages. Because the space is narrow and small, equipment is tiny member generally, and detection equipment is more, leads to equipment longer, for the transportation convenience, generally falls into a plurality of parts with equipment, connects through removable watertight multicore cable joint, and this kind of cable joint need bear high temperature and high pressure, and operating temperature reaches 80 degrees centigrade, and the pressure-bearing needs more than 30 Mpa. Meanwhile, the cable connector has the characteristics of convenience in installation and disassembly and the like, and is high in cable connection stability and working reliability. However, the existing cable plugging components mostly adopt aviation plugs, and cannot meet the high-temperature and high-pressure working environment.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a cable connector for salt cavern detecting system can satisfy normal work under high temperature high pressure environment, and cable junction's reliability is high, job stabilization.

The technical scheme of the utility model is realized like this: the utility model provides a cable connector for a salt cavern detection system, which comprises a female head component and a male head component; wherein the content of the first and second substances,

the aircraft plug female head assembly comprises an aircraft plug female head fixing seat, a tightening screw rod, an external connecting piece and an aircraft plug female head, wherein the aircraft plug female head fixing seat comprises a first barrel and a second barrel which are connected with each other;

the aircraft male plug fixing seat is inserted into the first cylinder, one end of the aircraft male plug is fixed in the aircraft male plug fixing seat, the other end of the aircraft male plug is connected with the aircraft female plug, the tightening nut is sleeved on the aircraft male plug fixing seat and the aircraft female plug fixing seat and is in threaded connection with the tightening screw, and the aircraft male plug fixing seat is fixedly connected with the tightening nut.

On the basis of the technical scheme, preferably, a first internal threaded hole is formed between the first cylinder and the second cylinder, the aviation plug nut head is in threaded connection with the first internal threaded hole, and a cable on the aviation plug nut head extends out of an inner cavity of the first cylinder; the aviation plug fixing seat is in a cylindrical shape, a second internal thread hole is formed in one end of the aviation plug fixing seat, the aviation plug is in threaded connection with the second internal thread hole, and an inner cavity of the aviation plug fixing seat extends out of a cable on the aviation plug female head.

On the basis of the technical scheme, preferably, the second barrel is provided with a first step shaft and a second step shaft, the first step shaft is close to the first barrel, the diameter of the first step shaft is larger than that of the second step shaft, the tightening screw rod is sleeved on the first step shaft, the external connecting piece is sleeved on the second step shaft, and the length of the first step shaft is 2-3 mm longer than that of the tightening screw rod.

On the basis of the above technical solution, preferably, the outer end surface of the second step shaft and the inner wall of the external connection member are fixedly connected by a watertight welding method.

Further, it is preferred that an outer thread is arranged on the outer peripheral wall of one end of the tightening screw rod close to the first cylinder, and a dismounting groove is arranged at the other end of the tightening screw rod.

Further, preferably, the outer peripheral wall of the first cylinder is provided with a first O-ring.

Further, it is preferable that the tightening nut is in a cylindrical shape, a first step hole, a second step hole and a third step hole are sequentially formed in the tightening nut, the diameters of the first step hole, the second step hole and the third step hole are gradually decreased, a third internal thread matched with the external thread is formed in the inner peripheral wall of the first step hole, the first cylinder is inserted into the second step hole, the aviation plug fixing base is inserted into the third step hole, and the outer end face of the aviation plug fixing base is fixedly connected with the inner peripheral wall of the third step hole in a watertight welding mode.

Preferably, the tightening nut peripheral wall and the external connector peripheral wall are correspondingly provided with the fitting butt joint lines.

Further, preferably, a second O-ring is arranged on the peripheral wall of one end, away from the tightening screw, of the tightening nut, and a third O-ring is arranged on the peripheral wall of the external connecting piece.

The utility model discloses following beneficial effect has for prior art:

the utility model discloses a cable connector for salt cavern detecting system, through setting up the aircraft plug female fixing base, tighten up the screw rod and external connecting piece, the three assembles each other and forms female head subassembly, make things convenient for the aircraft plug female to install in the aircraft plug female fixing base, while the aircraft plug female fixing base is fixed with external connecting piece, tighten up the screw rod and can rotate relative to the aircraft plug female fixing base, install in the aircraft plug male fixing base through the aircraft plug male, and insert to the aircraft plug female fixing base, make the aircraft plug male be connected with the aircraft plug female, utilize the tightening nut cover to establish on the aircraft plug male fixing base, the aircraft plug female fixing base, and with tighten up screw thread connection, conveniently realize male subassembly and female head subassembly installation and dismantlement, because the aircraft plug male is installed in male subassembly, the aircraft plug female installs female head subassembly, male subassembly and female head subassembly installation form cable connector, the aviation plug male head and the aviation plug female head are isolated from the outside, so that the aviation plug male head and the aviation plug female head can work under high-temperature and high-pressure environments, and meanwhile, the cable connection reliability is high and the work is stable.

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 these drawings without creative efforts.

Fig. 1 is a schematic view of an assembly structure of a cable connector for a salt cavern detection system disclosed in the present invention;

fig. 2 is a schematic plan view of the aircraft plug fixing base of the present invention;

fig. 3 is a schematic plane structure view of the tightening screw disclosed in the present invention;

fig. 4 is a schematic structural view of the female head assembly disclosed in the present invention;

fig. 5 is a schematic plan view of the aviation plug fixing base of the present invention;

fig. 6 is a schematic view of an assembly structure of the aviation plug fixing seat and the aviation plug disclosed by the present invention;

fig. 7 is a schematic plan view of the tightening nut of the present invention.

Detailed Description

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

As shown in fig. 1, with reference to fig. 2-7, an embodiment of the present invention discloses a cable connector for a salt cavern detection system, which includes a female component 1 and a male component 2.

Wherein, the female head component 1 is used for installing the aviation plug female head 14, and simultaneously realizes the installation and the disassembly with the male head component 2. Specifically, the female assembly 1 includes an aircraft plug female fixing seat 11, a tightening screw 12, an external connecting member 13, and an aircraft plug female 14.

The aviation plug female head fixing seat 11 comprises a first cylinder 111 and a second cylinder 112 which are connected with each other, the diameter of the first cylinder 111 is larger than that of the second cylinder 112, a first internal thread hole 1111 is formed between the first cylinder 111 and the second cylinder 112, the inner cavity of the first cylinder 111 and the inner cavity of the second cylinder 112 are communicated with each other through the first internal thread hole 1111, the aviation plug female head 14 is inserted into the first cylinder 111 and is in threaded connection with the first internal thread hole 1111, the inner cavity of the second cylinder 112 extends out of a cable P on the aviation plug female head 14, and the cable P on the aviation plug female head 14 can be connected with an electrical control total end of a detection system.

The tightening screw 12 is cylindrical, is sleeved on the second cylinder 112 and abuts against the end face of the first cylinder 111, and the diameter of the inner cavity of the tightening screw 12 is matched with the outer diameter of the second cylinder 112.

The external connecting piece 13 is in a cylindrical shape, is sleeved on the second cylinder 112 and is abutted to the end face of the tightening screw 12, is fixedly connected between the second cylinder 112 and the external connecting piece 13, and specifically, the outer end face of the second cylinder 112 and the inner cavity of the external connecting piece 13 are subjected to watertight welding by argon arc welding, so that the external connecting piece 13 is connected with the aircraft plug female head fixing seat 11, the external connecting piece 13 can be connected with a lifting appliance of a detection system, and a cable wire P on the aircraft plug female head 14 can be connected with an electrical control bus through the lifting appliance.

The tightening screw 12 is sleeved on the second cylinder 112 between the external connecting member 13 and the first cylinder 111, so that the tightening screw 12 can rotate relative to the aviation plug female head fixing seat 11.

The male assembly 2 is used for installing the aviation plug male 23, and meanwhile, the aviation plug male is installed on and detached from the female assembly 1. Specifically, the male assembly 2 includes an aviation plug fixing seat 21, a tightening nut 22 and an aviation plug 23.

Wherein, the aviation plug public head fixing base 21 is the tube-shape, and the one end of aviation plug public head fixing base 21 is provided with second internal thread hole 211, and aviation plug public head 23 and second internal thread hole 211 threaded connection, the cable conductor P on the aviation plug female 14 extends aviation plug public head fixing base 21 inner chamber, and the cable conductor P on the aviation plug public head 23 can be connected with the electric mechanism of detecting system lower extreme, and is concrete, and these electric mechanisms can be connected through with tightening nut 22. In the embodiment, after the aero-plug male fixing seat 21 is connected with the aero-plug female head 14, the tightening nut 22 is sleeved on the aero-plug male fixing seat 21 and the aero-plug female head fixing seat 11 and is in threaded connection with the tightening screw 12, and the aero-plug male fixing seat 21 is fixedly connected with the tightening nut 22, when the tightening nut 22 is in threaded connection with the tightening screw 12, the aero-plug male fixing seat 21 and the tightening nut 22 are in watertight welding by arc welding, so that the aero-plug male fixing seat 21, the tightening nut 22 and the aero-plug male head 23 are combined into a whole to form the male assembly 2, when the male assembly 2 and the female assembly 1 need to be disassembled, the tightening screw 12 is rotated, and the tightening screw 12 rotates relative to the tightening nut 22 when the aero-female head fixing seat 11 rotates, thereby enabling the male assembly 2 and the female assembly 1 to be disassembled.

By adopting the technical scheme, the male head component 2 and the female head component 1 are respectively assembled to form an independent whole, the two can realize the flexible installation and disassembly of the male head component 2 and the female head component 1 through the tightening nut 22 and the tightening screw 12, the aviation plug male head 23 is installed in the male head component 2, the aviation plug female head 14 is installed on the female head component 1, the male head component 2 and the female head component 1 are installed to form a cable connector, so that the aviation plug male head 23 and the aviation plug female head 14 are isolated from the outside, the high-temperature and high-pressure environment cable connector can work under high-temperature and high-pressure environments, and meanwhile, the reliability of cable connection is high and the working stability is high.

In this embodiment, the second cylinder 112 is provided with a first step shaft 1121 and a second step shaft 1122, the first step shaft 1121 is close to the first cylinder 111, the diameter of the first step shaft 1121 is greater than that of the second step shaft 1122, the tightening screw 12 is sleeved on the first step shaft 1121, the external connecting member 13 is sleeved on the second step shaft 1122, and the length of the first step shaft 1121 is 2 to 3mm greater than that of the tightening screw 12. Therefore, the tightening screw 12 is sleeved on the first step shaft 1121, the external connecting piece 13 is sleeved on the second step shaft 1122 and then can abut against the end face of the first step shaft 1121, a gap of 2-3 mm exists between the external connecting piece 13 and the tightening screw 12, and after the external connecting piece 13 is welded and fixed with the aviation plug female head fixing seat 11, the tightening screw 12 can rotate on the first step shaft 1121, so that the male head assembly 2 and the female head assembly 1 can be conveniently detached, the tightening nut 22 is fixed, and the male head assembly 2 and the female head assembly 1 can be detached by rotating the tightening screw 12.

In order to guarantee that external connection piece 13 is fixed with aviation plug female head fixing base 11, the utility model discloses adopt the welding mode to carry out fixed connection between the outer terminal surface of second step axle 1122 and external connection piece 13 inner wall.

An external thread 121 is arranged on the peripheral wall of one end of the tightening screw 12 close to the first cylinder 111, and a dismounting groove 122 is arranged at the other end of the tightening screw 12. By adopting the structure, when the male head assembly 2 and the female head assembly 1 are installed, the tightening nut 22 can be matched with the external thread 121 on the tightening screw 12, when the tightening nut is disassembled, the male head assembly 2 can be kept still, the disassembling groove on the disassembling groove 122 is used by a wrench, the tightening screw 12 can be rotated, and the male head assembly 2 and the female head assembly 1 can be disassembled.

In this embodiment, the tightening nut 22 is disposed in a cylindrical shape, a first stepped hole 221, a second stepped hole 222, and a third stepped hole 223 are sequentially disposed in the tightening nut 22, diameters of the first stepped hole 221, the second stepped hole 222, and the third stepped hole 223 decrease in sequence, a third internal thread 2211 that is engaged with the external thread 121 is disposed on an inner peripheral wall of the first stepped hole 221, the first cylinder 111 is inserted into the second stepped hole 222, a first O-ring 1112 is disposed on an outer peripheral wall of the first cylinder 111, and by disposing the first O-ring 1112, external moisture can be prevented from entering the cable connector through a gap between the tightening nut 22 and the first cylinder 111, thereby avoiding an electrical short risk, providing a stable internal environment for the cable connector, adapting to a high temperature and high pressure environment, so that the cable connector has higher reliability and more stable operation, the aviation plug male connector fixing seat 21 is inserted into the third stepped hole 223, and the outer end surface of the aviation plug fixing seat 21 is fixedly connected with the inner peripheral wall of the third stepped hole 223 in a welding mode. Through the arrangement of the first stepped hole 221, the second stepped hole 222 and the third stepped hole 223, when the male connector assembly 2 and the female connector assembly 1 are installed, the male connector 23 and the female connector 14 are in a closed environment due to the fact that the parts are tightly matched and connected, and therefore the aviation plug is suitable for high-temperature and high-pressure environments.

After the first completion, after the male assembly 2 and the female assembly 1 are installed, after the male assembly 2 and the aviation plug fixing seat 21 are fixed by adopting a welding mode, the aviation plug male head 23 and the aviation plug female head 14 are connected, the positions of the male assembly 2 and the female head are uniquely determined, after the male assembly 2 and the female assembly 1 are detached, the aviation plug male head 23 and the aviation plug female head 14 can be aligned when the installation is carried out again, and an installation alignment line (not shown in the figure) is correspondingly arranged on the peripheral wall of the tightening nut 22 and the peripheral wall of the external connecting part 13. Therefore, when the male assembly 2 and the female assembly 1 are mounted again, the mounting butt line on the tightening nut 22 and the mounting butt line on the external connector 13 are aligned, and the male assembly 2 and the female assembly 1 can be assembled by rotating the tightening screw 12.

In a preferred embodiment, a second O-ring 224 is disposed on the outer peripheral wall of the end of the tightening nut 22 away from the tightening screw 12, so that when the tightening nut 22 is connected to other mechanisms of the detection system, the second O-ring 224 can seal the whole detection system to be waterproof in a salt cavern environment. The outer peripheral wall of the external connecting piece 13 is provided with a third O-ring 131, in this embodiment, the external connecting piece 13 is connected with a lifting appliance, and the third O-ring 131 can realize waterproof sealing between the lifting appliance and the whole cable connector.

Preferably, the first O-ring 1112, the second O-ring 224 and the third O-ring 131 are made of fluorine glue, have high temperature resistance and oxidation resistance, and are suitable for sealing the whole cable connector in a salt cavity environment, so that the whole cable connector can work in a high-temperature and high-pressure environment.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cable connector for a salt cavern detection system, characterized by: comprises a female head component (1) and a male head component (2); wherein the content of the first and second substances,

the aircraft plug female head assembly (1) comprises an aircraft plug female head fixing seat (11), a tightening screw rod (12), an external connecting piece (13) and an aircraft plug female head (14), wherein the aircraft plug female head fixing seat (11) comprises a first barrel body (111) and a second barrel body (112) which are connected with each other, the aircraft plug female head (14) is arranged between the first barrel body (111) and the second barrel body (112), the tightening screw rod (12) is cylindrical, is sleeved on the second barrel body (112) and abuts against the end face of the first barrel body (111), the external connecting piece (13) is cylindrical, is sleeved on the second barrel body (112) and abuts against the end face of the tightening screw rod (12), and the second barrel body (112) is fixedly connected with the external connecting piece (13);

public first subassembly (2) are including inserting public first fixing base (21), tightening nut (22) and inserting public head (23) by plane, inserting public first fixing base (21) by plane and inserting and locating in first barrel (111), the one end of inserting public head (23) by plane is fixed in inserting public first fixing base (21) by plane, and the other end is connected with inserting female (14) by plane, and tightening nut (22) cover is established on inserting public first fixing base (21), inserting female fixing base (11) by plane to with tighten up screw rod (12) threaded connection, just inserting public first fixing base (21) by plane and tightening nut (22) fixed connection.

2. The cable connector for a salt cavern detection system of claim 1, wherein: a first internal thread hole (1111) is formed between the first cylinder (111) and the second cylinder (112), the aviation plug female head (14) is in threaded connection with the first internal thread hole (1111), and a cable on the aviation plug female head (14) extends out of the inner cavity of the first cylinder (111); aviation plug male fixing base (21) are the tube-shape, and the one end of aviation plug male fixing base (21) is provided with second internal thread hole (211), aviation plug male (23) and second internal thread hole (211) threaded connection, the cable conductor on aviation plug female (14) extends aviation plug male fixing base (21) inner chamber.

3. The cable connector for a salt cavern detection system of claim 1, wherein: the second barrel (112) is provided with a first step shaft (1121) and a second step shaft (1122), the first step shaft (1121) is close to the first barrel (111), the diameter of the first step shaft (1121) is larger than that of the second step shaft (1122), the tightening screw (12) is sleeved on the first step shaft (1121), the external connecting piece (13) is sleeved on the second step shaft (1122), and the length of the first step shaft (1121) is 2-3 mm larger than that of the tightening screw (12).

4. A cable connector for a salt cavern detection system as recited in claim 3, wherein: the outer end face of the second step shaft (1122) is fixedly connected with the inner wall of the external connecting piece (13) in a watertight welding mode.

5. The cable connector for a salt cavern detection system of claim 4, wherein: an external thread (121) is arranged on the outer peripheral wall of one end, close to the first barrel (111), of the tightening screw rod (12), and a dismounting groove (122) is arranged at the other end of the tightening screw rod (12).

6. The cable connector for a salt cavern detection system of claim 5, wherein: the outer peripheral wall of the first cylinder (111) is provided with a first O-ring (1112).

7. The cable connector for a salt cavern detection system of claim 6, wherein: tightening nut (22) are the tube-shape and set up, are provided with first step hole (221), second step hole (222) and third step hole (223) in tightening nut (22) in order, and the diameter of first step hole (221), second step hole (222) and third step hole (223) decreases progressively in proper order, and first step hole (221) internal perisporium is provided with third internal thread (2211) with external screw thread matched with, first barrel (111) insert establish with second step hole (222) in, insert public first fixing base (21) of aviation plug and establish with third step hole (223), just adopt the watertight welding mode to carry out fixed connection between the outer terminal surface of public first fixing base (21) of aviation plug and the internal perisporium of third step hole (223).

8. The cable connector for a salt cavern detection system of claim 7, wherein: the peripheral wall of the tightening nut (22) and the peripheral wall of the external connecting piece (13) are correspondingly provided with the installation butt joint lines.

9. The cable connector for a salt cavern detection system of claim 8, wherein: and a second O-shaped ring (224) is arranged on the peripheral wall of one end, far away from the tightening screw rod (12), of the tightening nut (22), and a third O-shaped ring (131) is arranged on the peripheral wall of the external connecting piece (13).