CN217182501U

CN217182501U - Insert formula cable connector soon

Info

Publication number: CN217182501U
Application number: CN202220790006.3U
Authority: CN
Inventors: 兰芳; 李伟红; 肖红; 易兵; 李艳忠; 马志民; 姜滔; 杨宏; 林太平; 陈浪; 胡璐; 肖晓丹
Original assignee: Hunan Zhongke Electric Co ltd
Current assignee: Hunan Zhongke Electric Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-08-12
Anticipated expiration: 2032-04-07

Abstract

The utility model provides a plug-in cable connector soon. The quick-plugging cable connector comprises a main body and a clamping sleeve, wherein the main body comprises a main body shell, a socket core, a first insulating sleeve and a first nut; the socket core is arranged in the main body shell; the first insulating sleeve is arranged between the socket core and the gap of the main body shell and is fixed by a first nut; the ferrule comprises a first protective sleeve, a second nut, a plug core, a first bolt sleeve, a second insulating sleeve and a ferrule housing, wherein the plug core is arranged in the ferrule housing; the ferrule shell is inserted into the main body shell, and the plug core is inserted into the socket core; the second insulating sleeve is arranged between the plug core and the gap of the card sleeve shell; one end of the first bolt sleeve is connected with the main body shell, and the other end of the first bolt sleeve is fixed with the first protective sleeve through a second nut. Compared with the prior art, the utility model discloses the comprehensiveness is good, can quick plug, simple operation is nimble, long service life.

Description

Insert formula cable connector soon

Technical Field

The utility model relates to a connector technical field especially relates to a plug-in type cable connector soon.

Background

A cable connector is a device that connects two active devices, transmitting current or signals. It is widely used in the industries of machinery, electronics, aviation, aerospace, national defense and the like. The connector has the following functions: a bridge for communication is erected between the blocked parts or isolated and non-communicated circuits in the circuit, so that current flows, and the circuit realizes the function of presetting quota. The connector has the advantages that: a. the production process is improved; b. the maintenance is easy; c. the upgrade is convenient; d. the flexibility of design is improved. There are various different forms of connectors depending on the application, frequency, power, application environment, etc. The common cable connector is large in size, inconvenient to disassemble and difficult to install and maintain in a limited space on site; poor sealing performance, poor waterproofness, low temperature resistance and influence on the use performance of the cable connector; when the power supply is used for a three-phase power supply, the three phases of U phase, V phase and W phase are easy to be misplugged; when the main body part and the ferrule part of the cable connector are separated, the interior of the main body part is always electrified, so that potential safety hazards exist, particularly, under severe environments, dust, water vapor and the like can be accumulated on the inner wall of the main body part, ground discharge is easy to occur, and the service life of the cable connector is influenced.

Therefore, how to improve the performances of convenience in installation and maintenance operation, reliability in equipment use, rapidness in connection, safety and reliability and the like of the power cable connector under the severe environment using condition has important significance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a comprehensive good, can quick plug, the simple operation is nimble insert formula cable connector soon.

The utility model discloses a technical scheme is: a quick-plug cable connector comprises a main body and a clamping sleeve clamped on the main body, wherein the main body comprises a main body shell, a socket core, a first insulating sleeve and a first nut; a first cavity is formed in the main body shell, and the socket core is arranged in the first cavity; the first insulating sleeve is arranged between the socket core and the gap of the main body shell and is fixed by a first nut; an inner cavity with an opening is arranged at one end of the socket core, which is far away from the first nut;

the ferrule comprises a first protective sleeve, a second nut, a plug core, a first bolt sleeve, a second insulating sleeve and a ferrule shell, wherein a second cavity is formed in the ferrule shell, and the plug core is arranged in the second cavity; the ferrule shell is inserted into the main body shell, one end of the plug core is inserted from an opening of the socket core, and the other end of the plug core is provided with an open inner cavity; the second insulating sleeve is arranged between the plug core and the gap of the card sleeve shell; one end of the first bolt sleeve is connected with the main body shell, and the other end of the first bolt sleeve is fixed with the first protective sleeve through a second nut.

Preferably, the quick-plug cable connector further comprises a fixing bolt, and the fixing bolt connects the socket core with the copper bar at one end far away from the opening of the socket core.

Preferably, a sealing ring is arranged on the end face of the main body shell.

Preferably, the surfaces of the socket core and the plug core, which are contacted with each other, are electrode cores made of silver and copper materials, and the contact surfaces are elastic sheets.

Preferably, the ferrule housing is stainless steel.

Preferably, the quick-plug cable connector is a seat cable connector.

In another technical scheme, a quick-plug cable connector comprises a main body and a clamping sleeve clamped on the main body, wherein the main body comprises a main body shell, a socket core, a first insulating sleeve, a second bolt sleeve, a third nut and a second protective sleeve; a first cavity is formed in the main body shell, and the socket core is arranged in the first cavity; the second bolt sleeve is connected with the main body shell, one end of the second bolt sleeve is connected with the main body shell, the other end of the second bolt sleeve is connected with a second protective sleeve, and the second protective sleeve and the second bolt sleeve are fixed through a third nut; an inner cavity with an opening is formed in one end, far away from the third nut, of the socket core;

the ferrule comprises a first protective sleeve, a second nut, a plug core, a first bolt sleeve, a second insulating sleeve and a ferrule shell, wherein a second cavity is formed in the ferrule shell, and the plug core is arranged in the second cavity; the ferrule shell is inserted into the main body shell, one end of the plug core is inserted from an opening of the socket core, and the other end of the plug core is provided with an open inner cavity; the second insulating sleeve is arranged between the plug core and the gap of the card sleeve shell; one end of the first bolt sleeve is connected with the main body shell, and the other end of the first bolt sleeve is fixed with the second protective sleeve through a second nut.

Preferably, a plurality of positioning key grooves are formed in the outer end face of the main body shell, and included angles are formed in the plurality of positioning key grooves in the radial direction of the main body shell.

Preferably, the quick-plug cable connector is a wire cable connector.

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

the cable connector is divided into a sitting type cable connector and a wire type cable connector according to different use occasions: the shell of the sitting type cable connector body is fixed on equipment through bolts, and is suitable for occasions with large enough dismounting and mounting space; the cable-type cable connector is directly assembled on a cable, the cable-type cable connector can be installed at a proper position by adjusting the length of the cable, and meanwhile, the sealing heads are respectively designed on the main body shell and the clamping sleeve shell to ensure that the interior of the main body is uncharged when the main body is separated from the clamping sleeve, thereby ensuring the environmental safety, preventing dust and water vapor from entering and prolonging the service life;

secondly, fixing and sealing the cable by adopting a waterproof bolt sleeve, so as to ensure that the cable is good in fixing and sealing performance; the sealing protective sleeve is adopted to ensure the sealing property and the waterproofness of the joint part of the cable; the high-temperature-resistant high-quality stainless steel is adopted to make the shell part, so that the mechanical strength is ensured, and the high-temperature-resistant capability is improved; the electrode core is made of silver-copper materials, and the contact surface is a silver-plated elastic sheet, so that the convenience of operation is improved while the reliable conductive contact and the good electrical property are ensured; the cable connector is internally provided with high-quality insulating materials and sealing materials respectively, so that excellent sealing, aging resistance, high temperature resistance and good insulation are ensured; when the positioning key slot is used for a three-phase power supply, the positioning key slots with different angles are designed on the main body shell, the U phase, the V phase and the W phase are distinguished, errors are prevented, and the operation is convenient and fast;

thirdly, a series of problems of the cable connector are successfully solved, a quick-plugging high-performance cable connector which is excellent in comprehensiveness, capable of being quickly plugged and unplugged, convenient and flexible to operate, long in service life and low in operation cost is provided, and the cable connector is advanced in design, compact in structure, safe, stable, reliable and wide in application range;

the cable connector is divided into a wire type cable and a sitting type cable, so that the application range and the flexibility of field worker operation are greatly improved, the replacement time of equipment is saved, the labor intensity is greatly reduced, the working efficiency is improved, the operation cost is reduced, and meanwhile, the end enclosure is additionally arranged on the wire type cable connector, so that the service life of the cable connector is prolonged; the elastic sheet type electrode core enables the cutting sleeve part to be inserted quickly; when the cable connector is used for a three-phase power supply, the problem that the cable connector is inconvenient to insert quickly in the existing severe environment is solved, through the misplug prevention structure, field workers can conveniently insert and pull the cable connector, the operation convenience is improved, the main body part or the clamping sleeve part can be conveniently replaced, and the maintenance cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a sitting-type quick-plugging cable connector according to the present invention;

FIG. 2 is a schematic view of a half-section of the body of FIG. 1;

FIG. 3 is a schematic half-section view of the ferrule of FIG. 2;

fig. 4 is a schematic structural diagram of the wire-type quick-plugging cable connector according to the present invention;

FIG. 5 is a schematic view of a half-section of the body of FIG. 4;

FIG. 6 is a schematic structural view of the main body housing in FIG. 4 provided with a seal head;

FIG. 7 is a cross-sectional view taken along line A-A of FIG. 6;

fig. 8 is a schematic structural view of the ferrule in fig. 4 with a sealing head.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in fig. 1, the sitting quick-plug cable connector provided in this embodiment includes a main body 1 and a ferrule 2 clamped on the main body 1.

As shown in fig. 2, the main body 1 includes a main body housing 11, a socket core 12, a first insulating sleeve 13, a packing 14, a first nut 15, and a fixing bolt 16. The main body shell 11 is fixed on the user equipment through bolts, and a sealing ring 15 is arranged on the binding surface of the main body shell 11 and the panel of the user equipment. The seal ring 15 is embedded in the end face of the main body housing 11. The main body housing 11 has a first cavity therein, and the socket core 12 is disposed in the first cavity. The first insulating sleeve 13 is disposed between the socket core 12 and the main body case 11, and is fixed by a first nut 15. The end of the socket core 12 remote from the first nut 15 is provided with an open interior for the plug core 23 of the ferrule 2 to extend into. The inner cavity is filled with an electrode core made of silver-copper material, and the contact surface of the electrode core and the plug core 23 is a silver-plated elastic sheet. The other end of the socket core 12 far away from the elastic sheet is connected with the copper bar through a fixing bolt 16.

As shown in fig. 3, the ferrule 2 includes a first protective sleeve 21, a second nut 22, a plug core 23, a first plug sleeve 24, a second insulating sleeve 25, and a ferrule housing 26. The ferrule housing 26 is made of high-temperature-resistant high-quality stainless steel and is inserted into the main body housing 11 through a movable bayonet (not numbered). The ferrule housing 26 has a second cavity therein in which the plug core 23 is disposed. The ferrule housing 26 is inserted into the main housing 11, the inner cavity of the plug core 23 is provided with an electrode core made of silver-copper material, the contact surface is a silver-plated spring plate, and one end of the plug core 23 provided with the spring plate is inserted from the opening of the socket core 12 to make the spring plates contact with each other. The other end of the plug core 23 is provided with an open inner cavity, and the cable is tightly pressed in the inner cavity. The second insulating sleeve 25 is provided between the plug core 23 and the space of the ferrule housing 26. One end of the first sleeve 24 is connected to the main body housing 11, and the other end is fixed to the first protective cover 21 by the second nut 22. The first protective sheath 21 is a sealing protective sheath, and is tightly attached to the cable.

As shown in fig. 4, the present embodiment further provides a wire-type quick-plugging cable connector including a main body 1 'and a ferrule 2 clamped on the main body 1'.

As shown in fig. 5, the main body 1 'includes a main body housing 11', a socket core 12 ', a first insulating sleeve 13', a second plug sleeve 17, a third nut 18, and a second protective sleeve 19. The main body housing 11 'has a first cavity therein, and the socket core 12' is disposed in the first cavity. An open inner cavity is arranged at one end of the socket core 12 'far away from the third nut 18, an electrode core made of silver-copper material is arranged in the inner cavity, the contact surface is a silver-plated elastic sheet, and the other end of the socket core 12' is provided with an inner cavity for pressing the cable in the inner cavity.

One end of the second bolt sleeve 17 is connected with the main body shell 11' part, and the other end fixes a second protective sleeve 19 through a third nut 18. That is, one end of the main body housing 11' is threaded, and the second sleeve 17 is fixed by the third nut 18. The second protective sleeve 19 is tightly attached to the cable.

As shown in fig. 7, a plurality of positioning key slots 111 are provided on an outer end surface of the main body housing 11 ', and the plurality of positioning key slots 111 have an included angle in a radial direction of the main body housing 11'. Also, when used for a three-phase power supply, the main body case 11' distinguishes the U-phase, the V-phase and the W-phase by designing the key grooves 111 at different angles. Therefore, the device can prevent misplug when being used for a three-phase power supply, and increases the convenience of operation.

As shown in fig. 6, the end of the main body housing 11 'is provided with a sealing head 112 with different phase sequences, and the sealing head 112 is used with the corresponding main body housing 11' in a matching manner, so as to ensure that the main body 1 'is not electrified when the main body 1' is separated from the ferrule 2, thereby ensuring environmental safety, preventing acne and water vapor from entering, and prolonging the service life. Thus, as shown in fig. 7, the end of the ferrule housing 21 is also provided with a closure head 211, which also seals against dust.

The

end sockets

111 and 211 are divided into end sockets with different phase sequences and a universal end socket, the end sockets with different phase sequences are matched with the corresponding main body shell 11 ', and the universal end socket is arranged on the main body 1' or the cutting sleeve 2.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The quick-plugging cable connector is characterized by comprising a main body (1) and a clamping sleeve (2) clamped on the main body (1), wherein the main body (1) comprises a main body shell (11), a socket core (12), a first insulating sleeve (13) and a first nut (15); a first cavity is formed inside the main body shell (11), and the socket core (12) is arranged in the first cavity; the first insulating sleeve (13) is arranged between the socket core (12) and the gap of the main body shell (11) and is fixed by a first nut (15); an inner cavity with an opening is arranged at one end of the socket core (12) far away from the first nut (15);

the ferrule (2) comprises a first protective sleeve (21), a second nut (22), a plug core (23), a first bolt sleeve (24), a second insulating sleeve (25) and a ferrule housing (26), a second cavity is formed in the ferrule housing (26), and the plug core (23) is arranged in the second cavity; the ferrule shell (26) is inserted into the main body shell (11), one end of the plug core (23) is inserted from an opening of the socket core (12), and the other end of the plug core is provided with an open inner cavity; the second insulating sleeve (25) is arranged between the plug core (23) and the clearance of the ferrule shell (26); one end of the first bolt sleeve (24) is connected with the main body shell (11), and the other end of the first bolt sleeve is fixed with the first protective sleeve (21) through a second nut (22).

2. The quick-plug cable connector according to claim 1, further comprising a fixing bolt (16), wherein the fixing bolt (16) connects the socket core (12) with the copper bar at an end away from the opening of the socket core (12).

3. Quick-connect cable connector according to claim 1, characterized in that the end face of the main body housing (11) is provided with a sealing ring (14).

4. The quick-plugging cable connector according to claim 1, wherein the contact surface of the socket core (12) and the plug core (23) is an electrode core made of silver-copper material, and the contact surface is a spring sheet.

5. Quick-connect cable connector according to claim 1, characterized in that the ferrule housing (26) is stainless steel.

6. The quick-connect cable connector according to claim 1, wherein the quick-connect cable connector is a seated cable connector.

7. A quick-plug cable connector is characterized by comprising a main body (1 ') and a clamping sleeve (2) clamped on the main body (1'), wherein the main body (1 ') comprises a main body shell (11'), a socket core (12 '), a first insulating sleeve (13'), a second bolt sleeve (17), a third nut (18) and a second protective sleeve (19); the main body shell (11 ') is internally provided with a first cavity, and the socket core (12') is arranged in the first cavity; one end of the second bolt sleeve (17) is connected with the main body shell (11'), the other end of the second bolt sleeve is connected with a second protective sleeve (19), and the second protective sleeve (19) and the second bolt sleeve (17) are fixed through a third nut (18); the end of the socket core (12') far away from the third nut (18) is provided with an inner cavity with an opening;

the ferrule (2) comprises a first protective sleeve (21), a second nut (22), a plug core (23), a first bolt sleeve (24), a second insulating sleeve (25) and a ferrule housing (26), a second cavity is formed in the ferrule housing (26), and the plug core (23) is arranged in the second cavity; the ferrule housing (26) is inserted into the main body housing (11 '), one end of the plug core (23) is inserted from the opening of the socket core (12'), and the other end is provided with an open inner cavity; the second insulating sleeve (25) is arranged between the plug core (23) and the clearance of the ferrule shell (26); one end of the first bolt sleeve (24) is connected with the main body shell (11'), and the other end is fixed with the second protective sleeve (19) through a second nut (22).

8. The quick-connect cable connector according to claim 7, wherein the outer end surface of the main body housing (11 ') is provided with a plurality of positioning key slots (111), and the plurality of positioning key slots (111) are angled in the radial direction of the main body housing (11').

9. The quick-connect cable connector according to claim 7, wherein the quick-connect cable connector is a wire cable connector.