CN212085323U - Wet inserting and pulling watertight connector - Google Patents
Wet inserting and pulling watertight connector Download PDFInfo
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- CN212085323U CN212085323U CN202021300284.3U CN202021300284U CN212085323U CN 212085323 U CN212085323 U CN 212085323U CN 202021300284 U CN202021300284 U CN 202021300284U CN 212085323 U CN212085323 U CN 212085323U
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Abstract
The utility model discloses a wet-plugging and unplugging watertight connector, which comprises a base, a cable head and a cable head which can be in waterproof sealing joint with the base; the base is provided with a sliding installation hole, the sliding installation hole is internally provided with an inner insulation seat and an outer insulation seat, and an elastic part is arranged between the outer insulation seat and the inner insulation seat; a male pin is installed on the outer insulating seat, and a second female pin corresponding to the male pin is arranged on the cable head; when the elastic element is in a first state, the base is not communicated with the cable head, and when the elastic element is in a second state, the base is communicated with the cable head; the circuit conduction of the cable head and the base is ensured, and the sealing and waterproof performance of the circuit joint is also ensured; therefore, underwater wet plugging is realized without using various detection probes and detection circuits, and the device is simple in structure, simple in manufacturing process and low in cost.
Description
Technical Field
The utility model relates to an underwater equipment technical field especially relates to a wet watertight connector of pulling out of inserting.
Background
In the transmission of power supply, signal and network of water surface and underwater equipment and in the construction of underwater engineering, the watertight connector plays a vital role as an indispensable electric connecting device, and the quality of the watertight connector determines the stability of photoelectric transmission and the installation and maintenance of underwater equipment engineering to a great extent.
The existing wet-plugging and unplugging watertight connector in the market only supports plugging when certain residual water stains are left after leaving water, and does not support direct plugging under the condition of electrification. At present, the wet plugging in and out in the real sense is expensive in manufacturing cost and consumes unnecessary electric quantity due to the fact that various detection probes and detection circuits are arranged, and energy waste is caused. Therefore, a new wet-plugging and unplugging watertight connector is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wet watertight connector of pulling out of inserting solves above problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a wet-plugging and unplugging watertight connector comprises a base and a cable head, wherein the cable head is arranged on a first side of the base and can be in waterproof sealing joint with the base; when the base is jointed with the cable head, the base is conducted with the cable head;
the first side, close to the cable head, of the base is provided with an inward-concave sliding installation hole, the bottom of the sliding installation hole is fixedly provided with an inner insulation seat, and a first female pin with an orifice facing the first side of the base is fixedly arranged on the inner insulation seat; the top of the sliding mounting hole is also provided with an external insulating seat in a waterproof sealing manner;
a male needle is arranged on the outer insulating seat and comprises a first male head and a second male head; a second female pin corresponding to the male pin is arranged on one side, close to the base, of the cable head; an elastic piece is arranged between the outer insulating seat and the inner insulating seat, and the elastic piece comprises a first state and a second state;
when the base is not jointed with the cable head, the elastic piece is in a first state, and the first male head is not inserted into the first female needle at the moment; when the base is connected with the cable head, the second male head is inserted into the second female needle, and the second male head is communicated with the second female needle; the cable head pushes the outer insulating base to move towards the inner insulating base, so that the elastic piece is changed from a first state to a second state, at the moment, the first male head is inserted into the first female needle, the male needle is communicated with the first female needle, and therefore the base is communicated with the cable head.
Optionally, a sealing hole is formed in one side, close to the base, of the cable head, and the second female pin is located at the bottom of the sealing hole; a sealing insulating layer is arranged on one end face, facing the cable head, of the outer insulating base and wraps the outer circular face of the male pin; the diameter of the sealing insulating layer is larger than that of the sealing hole; when the base with when the cable head joint, sealing insulation layer gets into in the sealed hole, forms the cable head with the waterproof sealing joint of base.
Optionally, a male pin mounting hole is further formed in the outer insulating base, and the male pin mounting hole penetrates through the sealing insulating layer; the public needle is located in the public needle mounting hole, the first public head of public needle stretches out public needle mounting hole can insert in the first female needle, the public head of second of public needle stretches out public needle mounting hole can insert in the second female needle.
Optionally, an inwards-recessed elastic piece embedding groove is formed in one side, facing the inner insulating seat, of the outer insulating seat; one end of the elastic piece is embedded into the elastic piece embedding groove, and the other end of the elastic piece is connected with the inner insulating base.
Optionally, a lead a is arranged in the base, and the lead a is electrically connected with the first female pin; a lead B is arranged in the cable head and is electrically connected with the second female pin; when the base is jointed with the cable head, the lead A is conducted with the lead B, so that the base is conducted with the cable head.
Optionally, a positioning pin mounting hole is formed in the inner insulating base, and a positioning pin is mounted in the positioning pin mounting hole; the outer insulating base is provided with a positioning pin sliding hole, one end of the positioning pin is embedded into the positioning pin mounting hole, and the other end of the positioning pin can slide in the positioning pin sliding hole.
Optionally, an inner sealing groove is formed in the outer circular surface of the outer insulating base, and an inner sealing ring is arranged in the sealing groove.
Optionally, the end face, far away from the cable head, of the base is provided with a filling and sealing through hole penetrating through the sliding installation hole, and filling of the filling and sealing through hole is filled with filling and sealing glue.
Optionally, a limiting pressing ring for limiting the external insulation seat is fixedly mounted on one side of the base facing the cable head in the hole opening of the sliding mounting hole.
Optionally, the outer disc of cable head is gone up the cover and is equipped with the locking cap, the locking cap can with base threaded connection, works as the locking cap to when the base screw thread was screwed, the base with the joint of cable head.
Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has:
when the base and the cable head are not jointed, the elastic piece is in the first state, and the first male head is not inserted into the first female pin, so that the circuit is disconnected when the base and the cable head are not jointed; when the base is connected with the cable head, the second male head is inserted into the second female needle, and the second male head is communicated with the second female needle; the cable head pushes the outer insulation seat to move towards the inner insulation seat, so that the elastic piece is changed from a first state to a second state, the first male pin is inserted into the first female pin at the moment, the male pin is communicated with the first female pin, the base is communicated with the cable head, and the sliding seal installation of the outer insulation seat is realized due to the waterproof seal joint of the cable head and the base, so that the circuit conduction of the cable head and the base is ensured, and the sealing waterproofness of the joint of the circuit is also ensured; therefore, underwater wet plugging is realized without using various detection probes and detection circuits, and the device is simple in structure, simple in manufacturing process and low in cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is an exploded view of a wet-plugged and unplugged watertight connector according to an embodiment of the present invention;
fig. 2 is an assembly view of a wet-pluggable watertight connector according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a wet-pluggable watertight connector according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a base of a wet-pluggable watertight connector according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a male pin of a wet-pluggable watertight connector according to an embodiment of the present invention;
fig. 6 is a structural diagram of a cable head of a wet-plugging and unplugging watertight connector according to an embodiment of the present invention;
fig. 7 is a structural diagram of an outer insulating base of a wet-pluggable watertight connector according to an embodiment of the present invention;
fig. 8 is another structural diagram of an outer insulating base of a wet-pluggable watertight connector according to an embodiment of the present invention;
fig. 9 is a structural diagram of an inner insulating base of a wet-plug and unplugging watertight connector according to an embodiment of the present invention.
In the figure:
10. a base; 101. a sliding mounting hole; 102. filling and sealing the through hole; 103. sealing the groove externally; 11. a first female needle; 12. an inner insulating base; 121. a first female needle mounting hole; 122. a positioning pin mounting hole; 13. positioning pins; 14. an elastic member; 15. an inner seal ring; 16. an outer insulating mount; 161. a male pin mounting hole; 162. a positioning pin sliding hole; 163. sealing the insulating layer; 164. an inner sealing groove; 165. the elastic piece is embedded into the groove; 17. a male needle; 171. a first male portion; 172. a second male portion; 18. a limiting pressing ring; 19. a second female needle; 20. a cable head; 201. sealing the hole; 21. a locking cap; 22. an outer sealing ring; 23. a wire A; 24. and a wire B.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 5, a wet-pluggable watertight connector includes a base 10 and a cable head 20, wherein the cable head 20 is disposed on a first side of the base 10 and can be in waterproof sealing engagement with the base 10; when the base 10 and the cable head 20 are engaged, conduction is conducted between the base 10 and the cable head 20 to supply power and signals.
A first side of the base 10 close to the cable head 20 is provided with an inward-recessed sliding installation hole 101, the bottom (the end far away from the first side of the base 10) of the sliding installation hole 101 is fixedly provided with an inner insulation seat 12, and the inner insulation seat 12 is fixedly provided with a first female pin 11 with an orifice facing the first side of the base 10; the top (the end close to the first side of the base 10) of the sliding installation hole 101 is also provided with an external insulation seat 16 in a waterproof and sealing manner; in the waterproof sealing installation of the present embodiment, when the outer insulating base 16 is installed in the sliding installation hole 101, the external impurities and water cannot flow from the first side of the base 10 to the opposite second side through the hole wall of the sliding installation hole 101.
A male needle 17 is mounted on the outer insulation seat 16, and the male needle 17 comprises a first male head 171 and a second male head 172; a second female pin 19 corresponding to the male pin 17 is arranged on one side of the cable head 20 close to the base 10; an elastic member 14 is disposed between the outer insulating base 16 and the inner insulating base 12, and the elastic member 14 includes a first state and a second state.
When the base 10 and the cable head 20 are not engaged, the elastic element 14 is in the first state, and the first male head 171 is not inserted into the first female pin 11; when the base 10 and the cable head 20 are engaged, the second male head 172 is inserted into the second female pin 19, and the second male head 172 is conducted with the second female pin 19; the cable head 20 pushes the outer insulating base 16 to move towards the inner insulating base 12, so that the elastic element 14 is changed from the first state to the second state, at this time, the first male head 171 is inserted into the first female pin 11, the male pin 17 is conducted with the first female pin 11, and thus the base 10 is conducted with the cable head 20.
Referring to fig. 6, specifically, a sealing hole 201 is formed in a side of the cable head 20 close to the base 10, and the second female pin 19 is located at the bottom of the sealing hole 201; a sealing insulating layer 163 is arranged on one end face, facing the cable head 20, of the outer insulating base 16, and the sealing insulating layer 163 is wrapped on the outer circular face of the male pin 17; the diameter of the sealing insulating layer 163 is larger than that of the sealing hole 201; when the base 10 and the cable head 20 are engaged, the sealing insulation 163 enters the sealing aperture 201, forming a water-tight sealing engagement of the cable head 20 with the base 10.
More specifically, the outer insulating base 16 is further provided with a male pin mounting hole 161, and the male pin mounting hole 161 penetrates through the sealing insulating layer 163; the male pin 17 is disposed in the male pin mounting hole 161, the first male tip 171 of the male pin 17 protrudes out of the male pin mounting hole 161 and can be inserted into the first female pin 11, and the second male tip 172 of the male pin 17 protrudes out of the male pin mounting hole 161 and can be inserted into the second female pin 19.
Specifically, a lead A23 is arranged in the base 10, and the lead A23 is electrically connected with the first female pin 11; a lead B24 is arranged in the cable head 20, and the lead B24 is electrically connected with the second female pin 19; when the base 10 and the cable head 20 are jointed, the lead A23 is conducted with the lead B24, so that the base 10 is conducted with the cable head 20 to transmit power and signals.
Referring to fig. 7 and 8, in detail, an inner sealing groove 164 is disposed on the outer circumferential surface of the outer insulating base 16, and an inner sealing ring 15 is disposed in the sealing groove, so as to form a sliding sealing installation, thereby achieving a waterproof and sealing effect.
Specifically, one side of the outer insulating base 16 facing the inner insulating base 12 is provided with an inward recessed elastic piece embedding groove 165; one end of the elastic piece 14 is embedded into the elastic piece embedding groove 165, and the other end of the elastic piece 14 is connected with the inner insulating base 12; the moving path of the elastic part 14 is limited by arranging the elastic part embedded groove 165, so that the problem of insufficient resilience force caused by dislocation of the elastic part 14 is prevented; more specifically, the elastic member insertion groove 165 is annular in shape.
Referring to fig. 9, specifically, the inner insulating base 12 is provided with a positioning pin mounting hole 122, and the positioning pin 13 is mounted in the positioning pin mounting hole 122; the outer insulating base 16 is provided with a positioning pin sliding hole 162, one end of the positioning pin 13 is embedded into the positioning pin mounting hole 122, and the other end of the positioning pin 13 can slide in the positioning pin sliding hole 162.
Specifically, the inner insulating base 12 is further provided with a first female pin mounting hole 121, and the first female pin 11 is embedded in the first female pin mounting hole 121.
Specifically, one side of the base 10 away from the cable head 20 is provided with an outer sealing groove 103, and an outer sealing ring 22 is arranged in the outer sealing groove 103, so as to facilitate sealing and waterproofing after the base 10 is installed.
Specifically, the number of the first female needles 11, the number of the male needles 17, and the number of the second female needles 19 are several, and the first female needles, the male needles 17, and the second female needles correspond to one another.
Specifically, the end face of the base 10, which is far away from the cable head 20, is provided with a potting through hole 102 penetrating through the sliding mounting hole 101, and the potting through hole 102 is filled with potting adhesive so as to prevent the problem that water enters the inside of the sealed cabin due to the sealing leakage of the sliding mounting hole 101.
Specifically, a limiting pressing ring 18 is fixedly mounted on one side of the base 10 facing the cable head 20 in an orifice of the sliding mounting hole 101, and is used for limiting the outer insulating base 16 and preventing the sliding range of the outer insulating base 16 from exceeding the sliding mounting hole 101.
Specifically, the outer circumferential surface of the cable head 20 is sleeved with a locking cap 21, the locking cap 21 can be in threaded connection with the base 10, and when the locking cap 21 is screwed to the base 10, the base 10 is engaged with the cable head 20.
In the wet-plug and unplugging watertight connector of the embodiment, when the base 10 and the cable head 20 are not jointed, the elastic element 14 is in the first state, and at this time, the first male head 171 is not inserted into the first female pin 11, so that the circuit is disconnected during the jointing, and therefore, each male pin 17 is not electrified, and at this time, even if the second male head 172 is soaked in water, no influence is caused; when the base 10 is engaged with the cable head 20, the second male head 172 is inserted into the second female pin 19, and the second male head 172 is conducted with the second female pin 19; the cable head 20 pushes the outer insulation seat 16 to move towards the inner insulation seat 12, so that the elastic element 14 is changed from a first state to a second state, at the moment, the first male head 171 is inserted into the first female pin 11, the male pin 17 is communicated with the first female pin 11, so that the base 10 is communicated with the cable head 20, and due to the waterproof sealing joint of the cable head 20 and the base 10, the sliding sealing installation of the outer insulation seat 16 ensures the circuit conduction of the cable head 20 and the base 10 and the sealing waterproofness of the joint of the circuit; therefore, underwater wet plugging is realized without using various detection probes and detection circuits, and the device is simple in structure, simple in manufacturing process and low in cost.
It should be noted that the present embodiment describes a female-male-female connection form, and based on the present embodiment, a person skilled in the art can easily conceive other connection forms of male-female connection, such as male-female-male, female-male-female-male, male-female-male-female, etc., so that it is within the scope of the present invention to simply replace the connection form of the present embodiment.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A wet-plugging and unplugging watertight connector comprises a base and a cable head, wherein the cable head is arranged on a first side of the base and can be in waterproof sealing joint with the base; when the base with during the cable head joint, the base with switch on its characterized in that between the cable head:
the first side, close to the cable head, of the base is provided with an inward-concave sliding installation hole, the bottom of the sliding installation hole is fixedly provided with an inner insulation seat, and a first female pin with an orifice facing the first side of the base is fixedly arranged on the inner insulation seat; the top of the sliding mounting hole is also provided with an external insulating seat in a waterproof sealing manner;
a male needle is arranged on the outer insulating seat and comprises a first male head and a second male head; a second female pin corresponding to the male pin is arranged on one side, close to the base, of the cable head; an elastic piece is arranged between the outer insulating seat and the inner insulating seat, and the elastic piece comprises a first state and a second state;
when the base is not jointed with the cable head, the elastic piece is in a first state, and the first male head is not inserted into the first female needle at the moment; when the base is connected with the cable head, the second male head is inserted into the second female needle, and the second male head is communicated with the second female needle; the cable head pushes the outer insulating base to move towards the inner insulating base, so that the elastic piece is changed from a first state to a second state, at the moment, the first male head is inserted into the first female needle, the male needle is communicated with the first female needle, and therefore the base is communicated with the cable head.
2. The wet-plugging and unplugging watertight connector according to claim 1, wherein a sealing hole is formed in one side, close to the base, of the cable head, and the second female pin is located at the bottom of the sealing hole; a sealing insulating layer is arranged on one end face, facing the cable head, of the outer insulating base and wraps the outer circular face of the male pin; the diameter of the sealing insulating layer is larger than that of the sealing hole; when the base with when the cable head joint, sealing insulation layer gets into in the sealed hole, forms the cable head with the waterproof sealing joint of base.
3. The watertight connector for wet plugging and unplugging according to claim 2, wherein a male pin mounting hole is further formed in the outer insulating base and penetrates through the sealing insulating layer; the public needle is located in the public needle mounting hole, the first public head of public needle stretches out public needle mounting hole can insert in the first female needle, the public head of second of public needle stretches out public needle mounting hole can insert in the second female needle.
4. The wet-insertion and water-drawing watertight connector as recited in claim 1, wherein a side of the outer insulating base facing the inner insulating base is provided with an inwardly recessed elastic piece embedding groove; one end of the elastic piece is embedded into the elastic piece embedding groove, and the other end of the elastic piece is connected with the inner insulating base.
5. The wet-plugging and unplugging watertight connector according to claim 1, wherein a lead A is arranged in the base and is electrically connected with the first female pin; a lead B is arranged in the cable head and is electrically connected with the second female pin; when the base is jointed with the cable head, the lead A is conducted with the lead B, so that the base is conducted with the cable head.
6. The wet-plugging and water-unplugging watertight connector according to claim 1, wherein a positioning pin mounting hole is formed in the inner insulating base, and a positioning pin is mounted in the positioning pin mounting hole; the outer insulating base is provided with a positioning pin sliding hole, one end of the positioning pin is embedded into the positioning pin mounting hole, and the other end of the positioning pin can slide in the positioning pin sliding hole.
7. The wet-plugged and unplugged watertight connector according to claim 1, wherein an inner sealing groove is formed in the outer circular surface of the outer insulating base, and an inner sealing ring is arranged in the sealing groove.
8. The wet-plugging and water-unplugging watertight connector according to claim 1, wherein an end face of the base, which is far away from the cable head, is provided with a potting through hole penetrating through the sliding mounting hole, and the potting through hole is filled with potting adhesive.
9. The wet-plugging and unplugging watertight connector according to claim 1, wherein a limiting pressing ring for limiting the outer insulating seat is fixedly arranged on one side of the base, facing the cable head, in the hole opening of the sliding mounting hole.
10. The watertight connector for wet plugging and unplugging according to claim 1, wherein a locking cap is sleeved on the outer circular surface of the cable head, the locking cap can be in threaded connection with the base, and when the locking cap is screwed to the base, the base is engaged with the cable head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021300284.3U CN212085323U (en) | 2020-07-06 | 2020-07-06 | Wet inserting and pulling watertight connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021300284.3U CN212085323U (en) | 2020-07-06 | 2020-07-06 | Wet inserting and pulling watertight connector |
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| Publication Number | Publication Date |
|---|---|
| CN212085323U true CN212085323U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021300284.3U Active CN212085323U (en) | 2020-07-06 | 2020-07-06 | Wet inserting and pulling watertight connector |
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| CN (1) | CN212085323U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952457A (en) * | 2021-02-04 | 2021-06-11 | 中天海洋系统有限公司 | Underwater connector |
| CN115155207A (en) * | 2022-06-15 | 2022-10-11 | 华能八〇三热电有限公司 | Environment-friendly fog gun device for thermal power plant |
-
2020
- 2020-07-06 CN CN202021300284.3U patent/CN212085323U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952457A (en) * | 2021-02-04 | 2021-06-11 | 中天海洋系统有限公司 | Underwater connector |
| CN112952457B (en) * | 2021-02-04 | 2023-02-28 | 中天海洋系统有限公司 | Underwater connector |
| CN115155207A (en) * | 2022-06-15 | 2022-10-11 | 华能八〇三热电有限公司 | Environment-friendly fog gun device for thermal power plant |
| CN115155207B (en) * | 2022-06-15 | 2023-12-01 | 华能八〇三热电有限公司 | Environment-friendly fog gun device for thermal power plant |
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