CN217486147U

CN217486147U - Waterproof joint of cable

Info

Publication number: CN217486147U
Application number: CN202220769300.6U
Authority: CN
Inventors: 邵海涛
Original assignee: Ningbo Xiatao Plastic Industry Co ltd
Current assignee: Ningbo Xiatao Plastic Industry Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-09-23
Anticipated expiration: 2032-03-31

Abstract

The application discloses cable water joint belongs to cable water joint technical field, a cable water joint, including connecting, connect surface fixedly connected with tooth, connect surface swing joint and have the pressurization sleeve, the pressure tank has been seted up to pressurization sleeve one end, connects inside the hole of having seted up, the inside swing joint of hole has the cable head. There is a pulling force to compression spring through the guide bar, make compression spring atress tensile, prepare for the restoration of guide bar, simultaneously along with the removal of sloping block, thereby it laminates to cable head edge extrusion to drive waterproof rubber layer through the pressure column, thereby seal, along with the removal of guide bar, simultaneously there is a pressure to waterproof capsule, make the inside waterproof glue of waterproof capsule flow from waterproof rubber layer lower extreme through the inside pipeline, thereby it links to carry out the adhesion to adjacent waterproof rubber layer, fill waterproofly to gap department simultaneously, thereby reach the effect of carrying out waterproof anticreep in cable joint department.

Description

Waterproof joint of cable

Technical Field

The application relates to a cable water joint technical field especially relates to a cable water joint.

Background

The cable is comparatively common around us, thereby can carry out the grafting to electric power through the cable, realizes power transmission, because of the environment difference that the cable erect to the design structure that the cable goes on is more, helps increase of service life.

However, the existing cable watertight connector has the following defects: for example, the cable joint is sometimes harsh in external environment, and the cable joint is weathered in external environment such as long-time air oxidation, so that the joint is wetted by rain or other liquid, and the cable is in danger of short circuit due to electric leakage.

Disclosure of Invention

The purpose of this application reduces cable joint and causes the phenomenon of electric leakage because of inside water-proof effects is poor to external environment.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a cable waterproof joint comprises a joint, wherein teeth are fixedly connected to the outer surface of the joint, a pressurizing sleeve is movably connected to the outer surface of the joint, a pressure groove is formed in one end of the pressurizing sleeve, an inner hole is formed in the joint, a cable head is movably connected to the inner hole, and a waterproof mechanism is arranged in the pressure groove close to the middle of the joint; the waterproof mechanism is inside including the sloping block, the sloping block is close to joint axle center department fixedly connected with guide bar, the guide bar surface is provided with compression spring, the guide bar surface just is located and connects inside and is provided with protecting sheathing, the guide bar is kept away from the one end of sloping block and is located the waterproof capsule of the inside fixedly connected with of protecting sheathing, the sloping block is close to the one end fixedly connected with pressure column of guide bar, the one end fixedly connected with waterproof rubber layer of sloping block is kept away from to the pressure column.

Preferably, the number of the pressurizing sleeves is two, the pressurizing sleeves are respectively positioned at the left side and the right side of the joint, and a rubber ring is fixedly arranged at one end of the pressurizing sleeve, which is close to the joint.

Preferably, the pressurizing sleeve is internally provided with a thread groove, and the thread groove is matched with the teeth.

Preferably, the pressure groove is a conical hole, the upper end of the inclined block is an inclined plane, and the inclined angle is the same as the inner inclined angle of the pressure groove.

Further preferably, the waterproof mechanism is close to the cable joint, and the lower end of the waterproof rubber layer is communicated with the inside of the inner hole.

Further preferably, one end of the waterproof rubber layer, which is far away from the inclined block, is provided with a small hole, and the small hole is communicated with the inside of the protective shell through a pipeline.

Compared with the prior art, the beneficial effect of this application lies in:

when driving the pressure tank through the pressurization sleeve and being close to waterproofing mechanism, the pressure tank has a pressure to joint axle center department to waterproofing mechanism this moment, make the sloping block move to the direction on waterproof rubber layer, thereby it has a pulling force to compression spring to drive the guide bar, make the compression spring atress tensile, prepare for the reseing of guide bar, simultaneously along with the removal of sloping block, thereby drive waterproof rubber layer through the pressure column and extrude the laminating to cable head edge, thereby seal, along with the removal of guide bar, simultaneously there is a pressure to waterproof capsule, make the inside waterproof of waterproof capsule flow from waterproof rubber layer lower extreme through the inner tube, thereby carry out the adhesion to adjacent waterproof rubber layer, fill waterproofly to gap department simultaneously, thereby reach the effect of carrying out waterproof anticreep in cable joint department.

Drawings

Fig. 1 is a perspective view of the body of the waterproof joint for cables;

FIG. 2 is a front view of the body of the cable watertight connector;

fig. 3 is a partial enlarged view of the cable watertight connector at a position a in fig. 2.

In the figure: 1. a joint; 2. teeth; 3. a pressurizing sleeve; 4. a pressure tank; 5. an inner bore; 6. a cable head; 7. a waterproof mechanism; 71. a sloping block; 72. a guide rod; 73. a compression spring; 74. a protective housing; 75. a water-proof capsule; 76. a pressure column; 77. a waterproof rubber layer.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The waterproof cable joint shown in fig. 1-3 comprises a joint 1, wherein teeth 2 are fixedly connected to the outer surface of the joint 1, a pressurizing sleeve 3 is movably connected to the outer surface of the joint 1, threaded grooves are formed in the pressurizing sleeve 3 and are matched with the teeth 2, two pressurizing sleeves 3 are respectively arranged on the left side and the right side of the joint 1, a rubber ring is fixedly arranged at one end, close to the joint 1, of the pressurizing sleeve 3, a pressure groove 4 is formed at one end of the pressurizing sleeve 3, an inner hole 5 is formed in the joint 1, a cable head 6 is movably connected to the inner hole 5, and a waterproof mechanism 7 is arranged at the middle part, close to the joint 1, of the pressure groove 4;

as shown in fig. 3, the waterproof mechanism 7 includes an inclined block 71 inside, the pressure tank 4 is a conical hole, the upper end of the inclined block 71 is an inclined surface, the inclined angle is the same as the inclined angle inside the pressure tank 4, the inclined block 71 is fixedly connected with a guide rod 72 near the axis of the joint 1, the outer surface of the guide rod 72 is provided with a compression spring 73, and the outer surface of the guide rod 72 and inside the joint 1 are provided with a protective shell 74;

the guide bar 72 is kept away from the one end of sloping block 71 and is located the waterproof capsule 75 of the inside fixedly connected with of protecting sheathing 74, the one end fixedly connected with pressure column 76 that sloping block 71 is close to guide bar 72, the one end fixedly connected with waterproof rubber layer 77 that sloping block 71 was kept away from to pressure column 76, waterproofing mechanism 7 is close to cable joint department, waterproof rubber layer 77 lower extreme and hole 5 are inside to be linked together, waterproof rubber layer 77 keeps away from the one end of sloping block 71 and has seted up the aperture, the aperture is linked together through the pipeline with protecting sheathing 74 is inside.

The working principle is as follows: when a cable needs to be connected, two cable heads are respectively placed in the inner hole 5, so that the middle of the connector 1 is connected, the placing is finished, the pressurizing sleeve 3 is rotated, threads on the inner wall of the pressurizing sleeve 3 are combined with the teeth 2, the pressurizing sleeve 3 is driven to rotate towards the middle of the connector 1, so that the periphery of the connector 1 is pre-tightened, when the pressurizing sleeve 3 drives the pressure tank 4 to approach the waterproof mechanism 7, the pressure tank 4 has pressure towards the axis of the connector 1 on the waterproof mechanism 7, the inclined block 71 is driven to move towards the direction of the waterproof rubber layer 77, so that the guide rod 72 is driven to have tension on the compression spring 73, the compression spring 73 is stressed and stretched, the preparation is made for resetting of the guide rod 72, and simultaneously, along with the movement of the inclined block 71, so that the waterproof rubber layer 77 is driven to extrude and attach to the edge of the cable head 6 through the pressure column 76, thereby seal up, along with the removal of guide bar 72, have a pressure to waterproof capsule 75 simultaneously for waterproof glue inside waterproof capsule 75 flows from waterproof rubber layer 77 lower extreme through the inner tube, thereby glues adjacent waterproof rubber layer 77, and it is waterproof to fill gap department simultaneously, thereby reaches the effect of carrying out waterproof anticreep in cable joint department.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. The utility model provides a cable water joint which characterized in that: the cable joint comprises a joint, wherein teeth are fixedly connected to the outer surface of the joint, a pressurizing sleeve is movably connected to the outer surface of the joint, one end of the pressurizing sleeve is provided with a pressure groove, an inner hole is formed in the joint, a cable head is movably connected to the inner part of the inner hole, and a waterproof mechanism is arranged in the pressure groove close to the middle of the joint; the waterproof mechanism is inside including the sloping block, the sloping block is close to joint axle center department fixedly connected with guide bar, the guide bar surface is provided with compression spring, the guide bar surface just is located and connects inside and be provided with protecting sheathing, the guide bar is kept away from the one end of sloping block and is located the inside fixedly connected with waterproof capsule of protecting sheathing, the sloping block is close to the one end fixedly connected with pressure column of guide bar, the one end fixedly connected with waterproof rubber layer of sloping block is kept away from to the pressure column.

2. The watertight cable joint of claim, wherein: the pressurizing sleeve has two, is located the joint left and right sides respectively, pressurizing sleeve is close to joint one end fixed mounting has the rubber circle.

3. The watertight cable joint of claim, wherein: the pressurizing sleeve is internally provided with a thread groove, and the thread groove is matched with the teeth.

4. The watertight cable joint of claim, wherein: the pressure tank is a conical hole, the upper end of the inclined block is an inclined plane, and the inclined angle is the same as the inner inclined angle of the pressure tank.

5. The watertight cable joint of claim, wherein: the waterproof mechanism is close to the cable joint, and the lower end of the waterproof rubber layer is communicated with the inside of the inner hole.

6. The watertight cable joint of claim, wherein: and one end of the waterproof rubber layer, which is far away from the inclined block, is provided with a small hole, and the small hole is communicated with the inside of the protective shell through a pipeline.