CN215989390U

CN215989390U - Cable waterproof connecting device and integrated wireless access unit

Info

Publication number: CN215989390U
Application number: CN202121127996.4U
Authority: CN
Inventors: 刘仁淦; 崔长将
Original assignee: CIG Shanghai Co Ltd
Current assignee: CIG Shanghai Co Ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-03-08
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a cable waterproof connecting device, which comprises two connectors and a waterproof pipe arranged in the middle and used for accommodating a cable, wherein two ends of the waterproof pipe are respectively spliced with the two connectors, each connector comprises a connector main body and a locking cover in threaded connection with the connector main body, the locking cover is provided with a through hole communicated with the connector main body so that the waterproof pipe is inserted into the connector main body, and the shape and the size of the through hole are matched with the shape and the size of the cross section of the waterproof pipe so that the waterproof pipe and the connector are tightly attached. The cable is arranged in the waterproof pipe, and the waterproof pipe is tightly matched with the through hole of the joint, so that no gap exists between the waterproof pipe and the joint, water leakage is avoided, the assembly is convenient, the cost is low, and the sealing performance and the water resistance are further improved by tightly attaching the inner sealing ring of the locking cover and the cone part of the locking cover.

Description

Cable waterproof connecting device and integrated wireless access unit

Technical Field

The utility model relates to the technical field of equipment waterproofing, in particular to a cable waterproof connecting device.

Background

Most electronic equipment needs to be subjected to an IP67 waterproof test before leaving the factory to test whether the internal module connecting wires leak water under a high voltage condition. The module connecting wire has many at present, and many connecting wires adopt heat shrinkage bush to be unified to be drawn forth by the joint, and another module of another articulate of rethread, because the appearance behind the heat shrinkage bush shrink parcel is anomalous, and the joint interface is the regular shape, and both can not closely laminate, cause the test to leak. Therefore, it is necessary to provide a further solution to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof connecting device for cables, which overcomes the defects in the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides a waterproof connecting device of cable, includes two joints and sets up the waterproof pipe that is used for holding the cable in the centre, the both ends of waterproof pipe respectively with two connect the grafting, connect including connect the main part and with connect main part threaded connection's locking lid, the locking lid seted up with connect the through-hole that the main part link up so that waterproof pipe inserts and stretches into in the joint main part, through-hole shape and size with the cross sectional shape and the size of waterproof pipe cooperate so that both closely laminate.

In a preferred embodiment of the present invention, the locking cover includes a cylindrical portion and a tapered portion connected to the cylindrical portion, the cylindrical portion is in threaded connection with the connector main body, the tapered portion is far away from the connector main body, the through hole is formed at the top end of the tapered portion, a sealing ring is disposed in the locking cover, the sealing ring is attached to the inner surface of the tapered portion, and the waterproof pipe penetrates through the sealing ring and is in interference fit with the sealing ring.

In a preferred embodiment of the present invention, an inner thread is disposed on an inner side of the locking cover, and an outer thread engaged with the inner thread is disposed on an outer side of the connector body, so that the locking cover covers a portion of the connector body and is threadedly connected to the connector body.

In a preferred embodiment of the present invention, the waterproof pipe is a PC pipe.

In a preferred embodiment of the present invention, the waterproof tube is a circular tube, the through hole is a circular hole, and the diameters of the through hole and the through hole are equal.

In a preferred embodiment of the present invention, the outer side of the sealing ring is provided with a thread matching with the internal thread of the locking cap.

In a preferred embodiment of the present invention, a limiting portion is disposed at an end of the joint main body facing the locking cover to abut against the sealing ring.

The other technical scheme of the utility model is as follows:

an integrated wireless access unit comprises a mainboard module and an antenna module, wherein a video line of the antenna module is connected with the mainboard module through any one of the devices.

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

the cable is arranged in the waterproof pipe, and the waterproof pipe is tightly matched with the through hole of the joint, so that no gap exists between the waterproof pipe and the joint, water leakage is avoided, the assembly is convenient, the cost is low, and the sealing performance and the water resistance are further improved by tightly attaching the inner sealing ring of the locking cover and the cone part of the locking cover.

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 described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the present invention in use;

fig. 2 is a schematic partial cross-sectional view of the present invention.

Specifically, 1, a cable waterproof connecting device; 2. a motherboard module; 3. an antenna module;

100. a joint; 110. a connector body; 111. a limiting part; 120. a locking cover; 121. a through hole; 122. a cylindrical portion; 123. a cone portion; 124. a seal ring;

200. a waterproof tube.

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.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the utility model, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1: as shown in fig. 1, a waterproof cable connecting device 1 includes two connectors 100 and a waterproof tube 200 disposed in the middle for accommodating cables, wherein both ends of the waterproof tube 200 are respectively plugged into the two connectors 100, so as to connect the internal cables with other modules.

As shown in fig. 2, the connector 100 includes a connector body 110 and a locking cap 120 screw-coupled to the connector body 110, the connector body 110 being coupled to the module, the locking cap 120 coupling the cable to the connector body 110. The locking cover 120 is provided with a through hole 121 which is communicated with the joint main body 110 so that the waterproof pipe 200 is inserted into and extends into the joint main body 110, and the shape and the size of the through hole 121 are matched with the shape and the size of the cross section of the waterproof pipe 200 so that the waterproof pipe and the joint main body are tightly attached to each other, so that no gap exists between the waterproof pipe and the joint main body, water leakage is avoided, and the locking cover is convenient to assemble and low in cost. Preferably, the waterproof pipe 200 is a PC pipe, which is low in cost and has a good waterproof effect. Further, the waterproof tube 200 is a circular tube, the through-hole 121 is a circular hole, and the diameters of the two are equal, thereby facilitating the manufacturing.

Preferably, the locking cap 120 is provided with an internal thread at an inner side thereof, and an external thread engaged with the internal thread is provided at an outer side of the joint body 110 such that the locking cap 120 covers a portion of the joint body 110 and is threadedly coupled thereto.

Specifically, the locking cap 120 may include a cylindrical portion 122 and a tapered portion 123 connected to the cylindrical portion 122, the cylindrical portion 122 is screwed to the joint main body 110, the tapered portion 123 is far from the joint main body 110, and a through hole 121 is opened at a top end of the tapered portion 123. The locking cover 120 is provided with a sealing ring 124, the sealing ring 124 is attached to the inner surface of the tapered portion 123 to improve the sealing and waterproof performance, and the waterproof tube 200 passes through the sealing ring 124 and is in interference fit with the sealing ring 124 to further improve the sealing and waterproof performance. Further, the outer side of the sealing ring 124 is provided with a screw thread which is engaged with the internal screw thread of the locking cap 120, thereby improving the sealing waterproofness therebetween.

Preferably, one end of the joint main body 110 facing the locking cover 120 is provided with a limiting portion 111 to abut against the sealing ring 124, so as to prevent the locking cover 120 from excessively facing the joint main body 110, and the inner cable from being bent and damaged.

Example 2: as shown in fig. 1, an integrated wireless access unit includes a main board module 2 and an antenna module 3, and a video cable of the antenna module 3 is connected to the main board module 2 through any one of the above devices, so as to meet the waterproof test requirement of IP 67.

In conclusion, the cable is arranged in the waterproof pipe, the waterproof pipe is tightly matched with the through hole of the joint, no gap exists between the waterproof pipe and the joint, water leakage is avoided, the assembly is convenient, the cost is low, and the sealing performance and the water resistance are further improved by tightly attaching the inner sealing ring of the locking cover and the cone part of the locking cover.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a waterproof connecting device of cable, its characterized in that includes two joints and sets up the waterproof pipe that is used for holding the cable in the middle of, the both ends of waterproof pipe respectively with two connect the grafting, connect including connect the main part and with connect main part threaded connection's locking lid, the locking lid seted up with connect the through-hole that the main part link up so that waterproof pipe inserts and stretches into in the joint main part, through-hole shape and size with waterproof pipe's cross sectional shape and size cooperate so that both closely laminate.

2. The waterproof cable connection device according to claim 1, wherein the locking cover includes a cylindrical portion and a tapered portion connected to the cylindrical portion, the cylindrical portion is in threaded connection with the connector main body, the tapered portion is far away from the connector main body, the through hole is formed in a top end of the tapered portion, a sealing ring is arranged in the locking cover, the sealing ring is attached to an inner surface of the tapered portion, and the waterproof tube penetrates through the sealing ring and is in interference fit with the sealing ring.

3. The waterproof cable connection device according to claim 1, wherein an inner thread is provided on an inner side of the locking cover, and an outer thread engaged with the inner thread is provided on an outer side of the connector body so that the locking cover covers a portion of the connector body and is threadedly connected thereto.

4. The waterproof cable connection of claim 1, wherein said waterproof tube is a PC tube.

5. The waterproof cable connection of claim 1, wherein the waterproof tube is a circular tube, the through hole is a circular hole, and the diameters of the two are equal.

6. The waterproof cable connection device according to claim 2, wherein the outer side of the sealing ring is provided with a thread that fits the internal thread of the locking cap.

7. The waterproof cable connection device according to claim 2, wherein a stopper is provided at an end of the joint main body facing the locking cover to abut against the seal ring.

8. An integrated wireless access unit, comprising a motherboard module and an antenna module, the video line of the antenna module being connected to the motherboard module by means of the apparatus according to any of claims 1 to 7.