CN216120948U

CN216120948U - Cable connector of sonar detection instrument

Info

Publication number: CN216120948U
Application number: CN202122345199.XU
Authority: CN
Inventors: 严浩; 王宇; 张然; 杨海燕; 涂庆
Original assignee: Xihua University
Current assignee: Xihua University
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-03-22
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a cable connector of a sonar detection instrument, which comprises a first cable cylinder and a second cable cylinder, wherein a first locking cover is movably sleeved on the outer side surface of the first cable cylinder, a first sealing cylinder is fixedly arranged at the lower end of the first cable cylinder, a second locking cover is movably sleeved on the outer side surface of the second cable cylinder, a second sealing cylinder is fixedly arranged at the upper end of the second cable cylinder, a sleeve cup is arranged in the middle of the inner side of the first sealing cylinder, a shell is arranged at the outer side of the sleeve cup, a fixing ring is fixedly arranged at the upper end of the second sealing cylinder, a first sealing ring is arranged between the second sealing cylinder and the second locking cover, and a terminal frame is fixedly arranged in the middle of the inner side of the second sealing cylinder. The utility model has good use effect, can conveniently and quickly insert the terminal assemblies of the two cables for connection, and then seals the joint gap, thereby playing the roles of quick connection and waterproof sealing.

Description

Cable connector of sonar detection instrument

Technical Field

The utility model relates to the technical field of cable connection, in particular to a cable connector of a sonar detection instrument.

Background

Sonar measurement instruments are widely used for torpedo guidance, mine fuzes, and fish detection, marine oil exploration, ship navigation, underwater operation, hydrological measurement, surveying of submarine geological landforms and the like, and few sonar measurement instruments are applied to cavity measurement of underground cavities. The sonar measuring instrument usually works at a depth of hundreds of meters or even thousands of meters underground, the length of a cable for providing power and signal transmission is very long, time is consumed in actual use, and the use flexibility of the instrument is reduced. Meanwhile, the cable installation joint of the existing sonar instrument is not convenient enough, and the alignment degree is required to be kept with high time consumption.

Therefore, in order to meet the requirement that the main cable of the sonar measuring instrument is quickly assembled and disassembled with the instrument, the flexibility of the cable is improved, the time consumption of work is reduced, the work efficiency is improved, and the problem to be solved by technical personnel is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable connector of a sonar detection instrument, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a cable connector of a sonar detection instrument comprises a first cable cylinder and a second cable cylinder, wherein a first locking cover is movably sleeved on the outer side surface of the first cable cylinder, a first sealing cylinder is fixedly arranged at the lower end of the first cable cylinder, a second locking cover is movably sleeved on the outer side surface of the second cable cylinder, a second sealing cylinder is fixedly arranged at the upper end of the second cable cylinder, a sleeve cup is arranged in the middle of the inner side of the first sealing cylinder, a shell is arranged on the outer side of the sleeve cup, a fixing ring is fixedly arranged at the upper end of the second sealing cylinder, a first sealing ring is arranged between the second sealing cylinder and the second locking cover, a terminal frame is fixedly arranged in the middle of the inner side of the second sealing cylinder, a sleeve is arranged between the sleeve cup and the terminal frame, a second sealing ring is arranged between the terminal frame and the shell, and a terminal assembly is fixedly arranged between the inner part of the terminal frame and the fixing ring, and the middle part of the inner side of the sleeve cup is fixedly provided with a terminal barrel for the terminal component to be inserted.

Preferably, the rubber pads are arranged on the inner side walls of the first cable cylinder and the second cable cylinder, the connected cable lines can be protected through the rubber pads preset on the inner side walls of the first cable cylinder and the second cable cylinder, the cables are prevented from being excessively worn, and meanwhile, the sealing effect is achieved through interference fit between the rubber pads and the rubber on the outer side surface of the cables.

Preferably, the outer side surfaces of the first locking cover and the second locking cover are provided with a plurality of first tangent planes and second tangent planes, so that a user can conveniently rotate the first locking cover and the second locking cover through the tangent planes and the tangent planes, and the upper device and the lower device can be conveniently screwed and fixed together.

Preferably, the lateral wall is seted up threadedly in first locking lid and the second locking lid, first thread groove has been seted up to shell outside surface one side, the shell is inside to be hollow, the second thread groove has been seted up to one side that first thread groove was kept away from on the shell surface, first locking lid closes the setting at the shell upper end soon through the screw thread activity, second locking lid closes the setting at the shell lower extreme soon through the screw thread activity, can conveniently close soon between first locking lid and second locking lid and the shell to twist through the screw thread and move and carry out fixed connection.

Preferably, a circuit through hole is formed in one side of the surface of the terminal frame, a signal through hole is fixedly formed in the upper end of the circuit through hole in the surface of the terminal frame, an auxiliary connecting through hole is fixedly formed in the lower end of the circuit through hole in the surface of the terminal frame, and threads are formed in the inner side wall of the circuit through hole, the signal through hole and the auxiliary connecting through hole.

Preferably, the lower end of the terminal cylinder is provided with a circuit terminal cylinder, a signal terminal cylinder and an auxiliary connection terminal cylinder.

Preferably, still be equipped with circuit through-hole, signal through-hole, supplementary connecting hole on the terminal frame, the circuit through-hole switches on the correspondence each other with a circuit terminal section of thick bamboo, the signal through-hole switches on the correspondence each other with a signal terminal section of thick bamboo, it corresponds to switch on each other between supplementary connecting hole and the supplementary connecting terminal section of thick bamboo.

Preferably, a cable inlet is formed in the upper end of the first cable cylinder, a cable outlet is formed in the lower end of the second cable cylinder, a third sealing ring is arranged between the first sealing cylinder and the shell, and a fourth sealing ring is arranged between the first cable cylinder and the first locking cover.

Preferably, the terminal assembly includes a circuit terminal and a signal terminal, the circuit terminal is disposed on one side inside the terminal assembly, the signal terminal is disposed on one side inside the terminal assembly, and the circuit terminal and the signal terminal are respectively used for transmitting power and signals.

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

according to the utility model, when the cable is connected, only the terminal assembly is inserted into the sleeve cup in an aligning manner, so that the connection is convenient, time and labor are saved, the first locking cover and the second locking cover are screwed with the shell through the threads, thus the connection of the terminal assembly inserting position is more stable due to the limitation of the threads, the sleeve is extruded by the sleeve cup and the terminal frame, and the sealing effect after the connection of the device can be effectively improved through the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring which are arranged at a plurality of positions, so that the device can have a better sealing effect while the connection combination of the cable is simple.

Drawings

Fig. 1 is a schematic structural diagram of a cable connector according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a cable connector according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a locking cover according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a locking cap according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a housing provided in accordance with an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a terminal holder according to an embodiment of the present invention;

fig. 7 is a top view of a terminal holder according to an embodiment of the present invention;

FIG. 8 is a sectional view taken along line A-A in FIG. 7;

fig. 9 is a cross-sectional view of a terminal holder according to an embodiment of the present invention;

fig. 10 is a cross-sectional view of a terminal assembly provided in accordance with one embodiment of the present invention;

fig. 11 is a schematic structural view of a terminal barrel according to an embodiment of the present invention;

fig. 12 is a cross-sectional view of a terminal barrel provided in accordance with an embodiment of the present invention.

In the figure: 1. a first cable drum; 2. a first locking cover; 201. a first section; 202. a second section; 3. a first sealing cylinder; 4. sleeving a cup; 5. a housing; 501. a first thread groove; 502. a second thread groove; 6. a sleeve; 7. a fixing ring; 8. a second locking cover; 9. a second cable drum; 10. a first seal ring; 11. a second sealing cylinder; 12. a terminal holder; 1201. a circuit via; 1202. a signal via; 1203. auxiliary connecting through holes; 13. a second seal ring; 14. a terminal assembly; 1401. a circuit terminal; 1402. a signal terminal; 15. a terminal barrel; 1501. a circuit terminal barrel; 1502. a signal terminal barrel; 1503. auxiliary connecting terminal tubes; 1504. a sealing groove; 16. a third seal ring; 17. a fourth seal ring; 18. a cable entry; 19. and (6) a cable outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-12, the present invention provides a technical solution: a cable connector of a sonar detection instrument comprises a first cable cylinder 1 and a second cable cylinder 9, wherein a first locking cover 2 is movably sleeved on the outer side surface of the first cable cylinder 1, a first sealing cylinder 3 is fixedly arranged at the lower end of the first cable cylinder 1, a second locking cover 8 is movably sleeved on the outer side surface of the second cable cylinder 9, a second sealing cylinder 11 is fixedly arranged at the upper end of the second cable cylinder 9, a sleeve cup 4 is arranged in the middle of the inner side of the first sealing cylinder 3, a shell 5 is arranged on the outer side of the sleeve cup 4, a fixing ring 7 is fixedly arranged at the upper end of the second sealing cylinder 11, a first sealing ring 10 is arranged between the second sealing cylinder 11 and the second locking cover 8, a terminal frame 12 is fixedly arranged in the middle of the inner side of the second sealing cylinder 11, a sleeve 6 is arranged between the sleeve cup 4 and the terminal frame 12, and a second sealing ring 13 is arranged between the terminal frame 12 and the shell 5, a terminal assembly 14 is fixedly arranged between the inside of the terminal frame 12 and the fixing ring 7, and a terminal barrel 15 for the terminal assembly 14 to be inserted is fixedly arranged in the middle of the inner side of the sleeve cup 4.

The rubber pads are arranged on the inner side walls of the first cable cylinder 1 and the second cable cylinder 9, the connected cable lines can be protected through the rubber pads preset on the inner side walls of the first cable cylinder 1 and the second cable cylinder 9, the cables are prevented from being excessively worn, and meanwhile, the sealing effect is achieved through interference fit between the rubber pads and rubber on the outer side surface of the cables.

The outside surface of first locking lid 2 and second locking lid 8 all is provided with a plurality of first tangent planes 201 and second tangent plane 202, thereby can the person of facilitating the use rotate first locking lid 2 and second locking lid 8 through first tangent plane 201 and second tangent plane 202 and can conveniently be that two devices are twisted and are fixed together about.

Screw thread has been seted up to the inboard lateral wall of first locking lid 2 and second locking lid 8, first thread groove 501 has been seted up to 5 outside surface one sides of shell, the inside hollow that is of shell 5, second thread groove 502 has been seted up to one side that first thread groove 501 was kept away from on 5 surfaces of shell, first locking lid 2 closes the setting soon through the screw thread activity and sets up in 5 upper ends of shell, second locking lid 8 closes the setting soon at 5 lower extremes of shell through the screw thread activity, can conveniently close soon between first locking lid 2 and second locking lid 8 and the shell 5 through the screw thread and twist and move and carry out fixed connection.

A circuit through hole 1201 is formed in one side of the surface of the terminal frame 12, a signal through hole 1202 is fixedly formed in the upper end of the circuit through hole 1201 in the surface of the terminal frame 12, an auxiliary connecting through hole 1203 is fixedly formed in the lower end of the circuit through hole 1201 in the surface of the terminal frame 12, and threads are formed in the inner side walls of the circuit through hole 1201, the signal through hole 1202 and the auxiliary connecting through hole 1203.

The terminal cylinder 15 is provided at a lower end thereof with a circuit terminal cylinder 1501, a signal terminal cylinder 1502, and an auxiliary connection terminal cylinder 1503.

The outer side surface of the terminal cylinder 15 is provided with a sealing groove 1504, and a sealing ring can be arranged in the sealing groove 1504 when the terminal cylinder 15 is installed, so that the sealing performance of the device in use can be further improved.

The upper end of the first cable drum 1 is provided with a cable inlet 18, and the lower end of the second cable drum 9 is provided with a cable outlet 19.

The circuit through hole 1201 and the circuit terminal cylinder 1501 are in mutual conduction correspondence, the signal through hole 1202 and the signal terminal cylinder 1502 are in mutual conduction correspondence, the auxiliary connection through hole 1203 and the auxiliary connection terminal cylinder 1503 are in mutual conduction correspondence, a third sealing ring 16 is arranged between the first sealing cylinder 3 and the housing 5, and a fourth sealing ring 17 is arranged between the first cable cylinder 1 and the first locking cover 2.

The terminal assembly 14 includes a circuit terminal 1401 and a signal terminal 1402, the circuit terminal 1401 is provided on one side inside the terminal assembly 14, the signal terminal 1402 is provided on one side of the circuit terminal 1401 inside the terminal assembly 14, and the circuit terminal 1401 and the signal terminal 1402 are used for transmitting power and signals, respectively.

The working principle is as follows: when the device is used, a corresponding cable passes through the first cable cylinder 1 and the second cable cylinder 9, then branch cables in the cable are respectively and correspondingly inserted into the circuit through hole 1201, the signal through hole 1202 and the auxiliary connecting through hole 1203, so that the cable is electrically connected with the terminal assembly 14 and the terminal cylinder 15, then only the terminal frame 12 at the lower end needs to be aligned with the sleeve cup 4 at the upper end to be clamped, so that the terminal assembly 14 can be tightly inserted into the terminal cylinder 15 to be spliced, the electrical connection of the two cables can be completed, the whole connection process is convenient, fast and convenient to align, then the first locking cover 2 and the second locking cover 8 can be screwed and connected with the shell 5 through threads, so that the insertion position of the terminal assembly 14 is more stable due to the restriction of the threads, at the moment, the sleeve cup 4 and the terminal frame 12 can extrude the sleeve 6, and at the moment, the first sealing rings 10 arranged at multiple positions, The second sealing ring 13, the third sealing ring 16 and the fourth sealing ring 17 can effectively improve the sealing effect of the device after connection, so that the device can have a better sealing effect while the cable connection combination is simple, and the working principle of the cable connector of the sonar detection instrument is the working principle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cable connector of a sonar detection instrument is characterized by comprising a first cable cylinder (1) and a second cable cylinder (9), wherein a first locking cover (2) is movably sleeved on the outer side surface of the first cable cylinder (1), a first sealing cylinder (3) is fixedly arranged at the lower end of the first cable cylinder (1), a second locking cover (8) is movably sleeved on the outer side surface of the second cable cylinder (9), a second sealing cylinder (11) is fixedly arranged at the upper end of the second cable cylinder (9), a sleeve cup (4) is arranged in the middle of the inner side of the first sealing cylinder (3), a shell (5) is arranged on the outer side of the sleeve cup (4), a fixing ring (7) is fixedly arranged at the upper end of the second sealing cylinder (11), a first sealing ring (10) is arranged between the second sealing cylinder (11) and the second locking cover (8), a terminal frame (12) is fixedly arranged in the middle of the inner side of the second sealing cylinder (11), be provided with sleeve (6) between cover cup (4) and terminal frame (12), be provided with second sealing washer (13) between terminal frame (12) and shell (5), fixed terminal subassembly (14) of being provided with between terminal frame (12) inside and solid fixed ring (7), the terminal section of thick bamboo (15) that supply terminal subassembly (14) to peg graft is fixed to cover cup (4) inboard middle part.

2. The cable connector of the sonar detection instrument according to claim 1, wherein: rubber pads are arranged on the inner side walls of the first cable cylinder (1) and the second cable cylinder (9).

3. The cable connector of the sonar detection instrument according to claim 1, wherein: the outer side surfaces of the first locking cover (2) and the second locking cover (8) are provided with a plurality of first tangent planes (201) and second tangent planes (202).

4. The cable connector of the sonar detection instrument according to claim 1, wherein: first locking lid (2) and second locking lid (8) inboard lateral wall are seted up threadedly, first thread groove (501) have been seted up to shell (5) outside surface one side, shell (5) inside is hollow, second thread groove (502) have been seted up to one side that first thread groove (501) were kept away from on shell (5) surface, first locking lid (2) close the setting in shell (5) upper end through the screw thread activity soon, second locking lid (8) close the setting at shell (5) lower extreme through the screw thread activity soon.

5. The cable connector of the sonar detection instrument according to claim 1, wherein: first locking lid (2) and second locking lid (8) inboard lateral wall are seted up threadedly, first thread groove (501) have been seted up to shell (5) outside surface one side, shell (5) inside is hollow, second thread groove (502) have been seted up to one side that first thread groove (501) were kept away from on shell (5) surface, first locking lid (2) close the setting in shell (5) upper end through the screw thread activity soon, second locking lid (8) close the setting at shell (5) lower extreme through the screw thread activity soon.

6. The cable connector of the sonar detection instrument according to claim 1, wherein: the lower end of the terminal cylinder (15) is provided with a circuit terminal cylinder (1501), a signal terminal cylinder (1502) and an auxiliary connecting terminal cylinder (1503).

7. The cable connector of the sonar detection instrument according to claim 1, wherein: the outer side surface of the terminal cylinder (15) is provided with a sealing groove (1504).

8. The cable connector of sonar detection instrument according to claim 6, characterized by: the terminal frame (12) is further provided with a circuit through hole (1201), a signal through hole (1202) and an auxiliary connecting through hole (1203), the circuit through hole (1201) is in mutual conduction and correspondence with the circuit terminal cylinder (1501), the signal through hole (1202) is in mutual conduction and correspondence with the signal terminal cylinder (1502), and the auxiliary connecting through hole (1203) is in mutual conduction and correspondence with the auxiliary connecting terminal cylinder (1503).

9. The cable connector of the sonar detection instrument according to claim 1, wherein: the cable sealing device is characterized in that a cable inlet (18) is formed in the upper end of the first cable cylinder (1), a cable outlet (19) is formed in the lower end of the second cable cylinder (9), a third sealing ring (16) is arranged between the first sealing cylinder (3) and the shell (5), and a fourth sealing ring (17) is arranged between the first cable cylinder (1) and the first locking cover (2).

10. The cable connector of the sonar detection instrument according to claim 1, wherein: the terminal assembly (14) comprises a circuit terminal (1401) and a signal terminal (1402), wherein the circuit terminal (1401) is arranged on one side inside the terminal assembly (14), and the signal terminal (1402) is arranged on one side of the circuit terminal (1401) inside the terminal assembly (14).