CN219960096U - Waterproof cable joint - Google Patents
Waterproof cable joint Download PDFInfo
- Publication number
- CN219960096U CN219960096U CN202320900312.2U CN202320900312U CN219960096U CN 219960096 U CN219960096 U CN 219960096U CN 202320900312 U CN202320900312 U CN 202320900312U CN 219960096 U CN219960096 U CN 219960096U
- Authority
- CN
- China
- Prior art keywords
- sealing
- waterproof cable
- sealing element
- nut
- diameter matching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 104
- 210000000078 claw Anatomy 0.000 claims abstract description 19
- 210000004907 gland Anatomy 0.000 claims 3
- 125000003003 spiro group Chemical group 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 11
- 238000007906 compression Methods 0.000 abstract description 11
- 238000012545 processing Methods 0.000 abstract description 11
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model discloses a waterproof cable connector which comprises a connector body, a gripping claw, a sealing element, a compression nut and a tip nut, wherein the two ends of the connector body are respectively connected with the compression nut and the tip nut in a screwed mode, the gripping claw is coaxially arranged at one end of the connector body and is positioned in the compression nut, the sealing element is arranged in the gripping claw, the waterproof cable connector further comprises a diameter matching sealing cylinder, the diameter matching sealing cylinder is detachably connected with an inner hole of the sealing element, and the diameter matching sealing cylinder is in sealing arrangement with the sealing element. According to the utility model, wiring of cables with different diameters can be realized by arranging the diameter matching sealing barrels with different inner hole sizes, classification management of waterproof cable joints is not needed, and the requirements of transportation and storage of the waterproof cable joints are reduced; meanwhile, as the waterproof cable connector is consistent in size, the consistent processing requirement can be ensured, and the processing requirement is low.
Description
Technical Field
The utility model relates to the technical field of protective devices of power equipment, in particular to a waterproof cable joint.
Background
The cable joint is also called a cable head or a cable fixing head. After the cable is laid, the sections must be connected as a unit in order to form a continuous line, and these points of connection are called cable joints. The cable joints in the middle of the cable line are called intermediate joints, while the cable joints at both ends of the line are called terminal heads. The main function of the cable joint is to make the circuit smooth, keep the whole space at the cable joint sealed, and ensure the insulation level of all components in the space at the cable joint, so that the cable joint can run safely and reliably. If the sealing is poor, water leakage and moisture invasion occur, the insulation performance is reduced if the sealing is light, and all components are damaged if the sealing is heavy, such as: the cable joint of the differential instrument used in the safety monitoring of the dam can hardly measure the number of the damped instrument, and the performance of the vibrating wire instrument is reduced, and the measured value is inaccurate until death. Because the instrument can not read, the problems of large-area settlement, cracks and the like of the dam can not be fed back in time, and necessary time is won for taking measures, so that safety accidents are caused.
In order to solve the problem, the prior art designs a waterproof cable connector, however, the sealing ring (such as a sealing piece in the patent with the publication number of CN 202696103U) of the prior waterproof cable connector can only be matched with a cable with a single diameter, so that a large number of waterproof cable connectors with various sizes are required to be carried in site construction, and the load of transportation and storage is increased; and the lower the fit line diameter is, the higher the processing requirement is for the cable connector.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides the waterproof cable connector, which can realize the wiring of cables with different diameters by arranging the diameter matching sealing cylinders with different inner hole sizes, does not need to carry out classified management on the waterproof cable connector, and reduces the transportation and storage requirements of the waterproof cable connector; meanwhile, as the waterproof cable connector is consistent in size, the consistent processing requirement can be ensured, and the processing requirement is low.
The aim of the utility model is realized by the following technical scheme:
the waterproof cable connector comprises a connector body, a gripping claw, a sealing element, a compression nut and a tip nut, wherein the two ends of the connector body are respectively connected with the compression nut and the tip nut in a screwed mode, the gripping claw is coaxially arranged at one end of the connector body and located in the compression nut, the sealing element is arranged in the gripping claw, the waterproof cable connector further comprises a diameter matching sealing cylinder, the diameter matching sealing cylinder is detachably connected with an inner hole of the sealing element, and the diameter matching sealing cylinder is in sealing arrangement with the sealing element.
Further, an external thread is arranged on the outer wall of the diameter matching sealing cylinder;
the inner hole of the sealing element is provided with an internal thread matched with the diameter matching sealing cylinder, and the sealing element is connected with the diameter matching sealing cylinder through the internal thread and the external thread.
Further, a sealing baffle is arranged at one end, close to the end nut, of the inner hole of the sealing element;
one end of the diameter-matched sealing cylinder, which is close to the end nut, extends to the top tight sealing plate.
Further, a sealing ring is arranged at one end of the connector body, which is provided with the end nut.
Further, the joint body and the gripping claws are of a split type structure.
Further, the gripping claw comprises a gripping part and a positioning part; the gripping part and the positioning part are of an integrated structure, the gripping part consists of a plurality of tooth petals, the positioning part is of a cylindrical structure, and the tooth petals of the gripping part are provided with horizontal pressing plates;
a positioning table is arranged outside one end of the sealing element, the bottom end of the positioning part is in contact with the surface of the positioning table, and the end face of one end of the sealing element, which is far away from the positioning table, is in contact with the inner side face of the pressing plate;
the connector is characterized in that a supporting ring table is arranged in the connector body, and one end face of the sealing element, which is provided with a positioning table, is contacted with the supporting ring table.
Further, the cross section of the support ring table is triangular.
The beneficial effects of the utility model are as follows:
according to the utility model, wiring of cables with different diameters can be realized by arranging the diameter matching sealing barrels with different inner hole sizes, classification management of waterproof cable joints is not needed, and the requirements of transportation and storage of the waterproof cable joints are reduced; meanwhile, as the waterproof cable connector is consistent in size, the consistent processing requirement can be ensured, and the processing requirement is low.
Drawings
Fig. 1 is an exploded view of a watertight cable connector in accordance with an embodiment of the present utility model;
fig. 2 is a perspective view of a waterproof cable joint in an embodiment of the utility model;
FIG. 3 is a cross-sectional view of a watertight cable joint without a mating diameter seal cartridge;
FIG. 4 is a cross-sectional view of a waterproof cable joint with a diameter-matched sealing cylinder;
FIG. 5 is an enlarged schematic view of portion A of FIG. 4;
FIG. 6 is an enlarged schematic view of portion B of FIG. 4;
FIG. 7 is a cross-sectional view of a watertight cable joint provided with a mating diameter seal cartridge having a smaller bore size;
in the figure, 1, a connector body; 2. gripping claws; 3. a seal; 4. a compression nut; 5. the end nut is connected with the end socket; 6. a diameter-matched sealing cylinder; 7. a sealing baffle; 8. a seal ring; 9. a grip portion; 10. a positioning part; 11. a pressing plate; 12. a positioning table; 13. and supporting the ring table.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
Referring to fig. 1-7, the present utility model provides a technical solution:
examples:
as shown in fig. 1-7, a waterproof cable joint comprises a joint body 1, a gripping claw 2, a sealing element 3, a compression nut 4 and a head nut 5, wherein the two ends of the joint body 1 are respectively connected with the compression nut 4 and the head nut 5 in a screwed mode, the gripping claw 2 is coaxially arranged at one end of the joint body 1 and positioned in the compression nut 4, the sealing element 3 is arranged in the gripping claw 2, the waterproof cable joint further comprises a diameter matching sealing cylinder 6, the diameter matching sealing cylinder 6 is detachably connected with an inner hole of the sealing element 3, and the diameter matching sealing cylinder 6 is in sealing arrangement with the sealing element 3.
An external thread is arranged on the outer wall of the diameter matching sealing cylinder 6;
an inner hole of the sealing element 3 is provided with an inner thread matched with the diameter matching sealing cylinder 6, and the sealing element 3 is connected with the diameter matching sealing cylinder 6 through the inner thread and the outer thread.
A sealing baffle 7 is arranged at one end, close to the end nut 5, of the inner hole of the sealing element 3;
one end of the diameter matching sealing cylinder 6 close to the end nut 5 extends to the top tight sealing plate 7.
One end of the connector body 1 provided with the end nut 5 is provided with a sealing ring 8.
The connector body 1 and the grasping claw 2 are of a split structure.
The diameter-matching sealing cylinder 6 has various sizes, and the outer diameter sizes of the diameter-matching sealing cylinder 6 are the same, and the inner hole sizes are different.
The materials of the diameter-matched sealing cylinder and the sealing element are selected as the conventional technology in the field, and are not described herein, but the forming mode is common knowledge in the field, and can be but not limited to injection molding.
Working principle: when the cable is used, the size of the diameter matching sealing cylinder 6 is selected according to the size of the cable, for example, when the outer diameter of the cable is 4mm, the diameter matching sealing cylinder 6 with the inner hole diameter of 4.1-4.3mm is selected (shown in figure 7), and when the outer diameter of the cable is 5mm, the diameter matching sealing cylinder 6 with the inner hole diameter of 5.1-5.3mm is selected (shown in figure 4). After the selection is finished, the diameter matching sealing cylinder 6 is screwed into the sealing piece 3, at the moment, the diameter matching sealing cylinder 6 and the sealing piece 3 are integrated, and the inner diameter of the diameter matching sealing cylinder 6 is the inner diameter of the sealing piece 3. And then the operation is carried out according to the using method of the conventional waterproof cable joint and the cable wiring method.
The construction of cable wiring can realize the wiring of cables with different diameters only by carrying waterproof cable joints with the same size and diameter-matched sealing drums 6 with different inner hole sizes, and the classification management of the waterproof cable joints is not needed, so that the transportation and storage requirements of the waterproof cable joints are reduced; meanwhile, as the waterproof cable connector is consistent in size, the consistent processing requirement can be ensured, and the processing requirement is low.
According to the utility model, the wiring of cables with different diameters can be realized by arranging the diameter matching sealing cylinders 6 with different inner hole sizes, so that the classification management of waterproof cable joints is not needed, and the transportation and storage requirements of the waterproof cable joints are reduced; meanwhile, as the waterproof cable connector is consistent in size, the consistent processing requirement can be ensured, and the processing requirement is low.
Further, as shown in fig. 1, 4-6, the gripping claw 2 comprises a gripping part 9 and a positioning part 10; the gripping part 9 and the positioning part 10 are of an integrated structure, the gripping part 9 consists of a plurality of tooth petals, the positioning part 10 is of a cylindrical structure, and the tooth petals of the gripping part 9 are provided with horizontal pressing plates 11;
a positioning table 12 is arranged outside one end of the sealing element 3, the bottom end of the positioning part 10 is in contact with the surface of the positioning table 12, and the end face of one end of the sealing element 3 far away from the positioning table 12 is in contact with the inner side face of the pressing plate 11;
a supporting ring table 13 is arranged in the connector body 1, and one end face of the sealing element 3, provided with a positioning table 12, is contacted with the supporting ring table 13.
The cross section of the supporting ring table 13 is triangular.
When the waterproof cable connector is used, (1) the assembled waterproof cable connector, the diameter-changing part inside the compression nut 4 tightly holds the gripping part 9, so that the gripping part 9 is contracted to tightly hold the sealing element 3, the sealing element 3 transmits force to the diameter-matching sealing cylinder 6, and finally the diameter-matching sealing cylinder 6 tightly holds the outside of the cable to realize sealing.
(2) The bottom of the positioning part 10 is positioned on the upper surface of the positioning table 12, and the positioning table 12 limits the positioning part 10. When the gripping part 9 is tightened, the positioning part 10 presses the positioning table 12 against the support ring table 13, so that the position of the sealing element 3 is also secured.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (7)
1. Waterproof cable joint, including the joint body, grasp claw, sealing member, gland nut and end nut, joint body both ends spiro union gland nut and end nut respectively, grasp the coaxial setting of claw and be located gland nut in the one end of the joint body, the sealing member sets up in grasping the claw, its characterized in that: the sealing device also comprises a diameter matching sealing cylinder, wherein the diameter matching sealing cylinder is detachably connected with an inner hole of the sealing element, and the diameter matching sealing cylinder is in sealing arrangement with the sealing element.
2. The waterproof cable joint according to claim 1, wherein: an external thread is arranged on the outer wall of the diameter matching sealing cylinder;
the inner hole of the sealing element is provided with an internal thread matched with the diameter matching sealing cylinder, and the sealing element is connected with the diameter matching sealing cylinder through the internal thread and the external thread.
3. The waterproof cable joint according to claim 2, characterized in that: a sealing baffle is arranged at one end, close to the end nut, of the inner hole of the sealing element;
one end of the diameter-matched sealing cylinder, which is close to the end nut, extends to the top tight sealing plate.
4. The waterproof cable joint according to claim 1, wherein: one end of the connector body, which is provided with the end nut, is provided with a sealing ring.
5. The waterproof cable joint according to claim 1, wherein: the connector body and the gripping claws are of a split structure.
6. The waterproof cable joint of claim 5, wherein: the gripping claw comprises a gripping part and a positioning part; the gripping part and the positioning part are of an integrated structure, the gripping part consists of a plurality of tooth petals, the positioning part is of a cylindrical structure, and the tooth petals of the gripping part are provided with horizontal pressing plates;
a positioning table is arranged outside one end of the sealing element, the bottom end of the positioning part is in contact with the surface of the positioning table, and the end face of one end of the sealing element, which is far away from the positioning table, is in contact with the inner side face of the pressing plate;
the connector is characterized in that a supporting ring table is arranged in the connector body, and one end face of the sealing element, which is provided with a positioning table, is contacted with the supporting ring table.
7. The waterproof cable joint of claim 6, wherein: the cross section of the supporting ring table is triangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320900312.2U CN219960096U (en) | 2023-04-20 | 2023-04-20 | Waterproof cable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320900312.2U CN219960096U (en) | 2023-04-20 | 2023-04-20 | Waterproof cable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960096U true CN219960096U (en) | 2023-11-03 |
Family
ID=88537309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320900312.2U Active CN219960096U (en) | 2023-04-20 | 2023-04-20 | Waterproof cable joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960096U (en) |
-
2023
- 2023-04-20 CN CN202320900312.2U patent/CN219960096U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |