CN213782358U - Underwater waterproof connector - Google Patents
Underwater waterproof connector Download PDFInfo
- Publication number
- CN213782358U CN213782358U CN202120156184.6U CN202120156184U CN213782358U CN 213782358 U CN213782358 U CN 213782358U CN 202120156184 U CN202120156184 U CN 202120156184U CN 213782358 U CN213782358 U CN 213782358U
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- nut
- sealing
- inner connecting
- sealing portion
- connecting portion
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Abstract
The utility model relates to a waterproof connector under water, it includes connector body and sealing, and the connector body includes outer connecting portion and inner connecting portion, and inner connecting portion and sealing are connected, the utility model has the advantages of sealing connection is better when simply using sealing connection's water proofness under water.
Description
Technical Field
The utility model relates to a connector especially relates to a waterproof connector under water.
Background
In the field of electrical and electrician, especially submersible pumps, compressors and the like are often required to work in underwater environments for a long time. The water body has conductivity, so that the conventional power connector cannot be used in special environments such as underwater. Therefore, how to design a power connector capable of being underwater is a problem to be solved by those skilled in the art. Although there are some electric connectors in the market, it is often difficult to seal, especially for various reasons, if the rubber gasket is screwed with bolts and pressed too tightly, deformation wrinkles are easy to occur, water leaks from the gaps of the rubber wrinkles, and if the rubber gasket is not screwed up, water leaks from the contact part of the rubber gasket, therefore, the part sealed by the rubber gasket is often the main gap for water leakage, and the environment of the equipment working underwater has higher requirements for insulation and water resistance, therefore, how to achieve the requirements and improve the waterproof sealing performance is very important.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to provide a watertight connector that can be used in a submerged environment.
An underwater waterproof connector comprises a connector body and a sealing part, wherein the connector body comprises an outer connecting part and an inner connecting part, the inner connecting part is connected with the sealing part,
the sealing part is an elastic hollow block body sleeved on the root part of the external connecting part,
an inner connection part which is an electrical connection port extending into the device,
the external connecting part is an electrical connecting port exposed outside in the water body.
Preferably, the inner connecting portion has a plurality of nut holders and an electrical connection port, the plurality of nut holders are disposed around the electrical connection port, and the nut holders have nut holes penetrating the inner connecting portion therein.
Preferably, the inner connecting portion further has a plurality of reinforcing ribs, and the reinforcing ribs are fixedly arranged on the inner connecting portion, are provided with a plurality of nut fixing seats and a rod body electrically connected with the outer surface of the nut fixing seat and the outer surface of the port.
Preferably, the in-connection portion still has a plurality of fixation nuts that correspond with a plurality of nut fixing bases, and fixation nut has the first portion of fixation nut and the fixation nut second portion, and the first portion of fixation nut and the fixation nut second portion tandem connection, the first portion of fixation nut is cylindrical, and the fixation nut second portion is the polygon cylinder, and the polygon cylinder includes but not limited to: quadrangle cylinder, hexagon cylinder and octagon cylinder, the terminal closure of fixation nut second portion.
Preferably, the nut fixing seat of the inner connecting portion corresponds to the second portion of the fixing nut receiving the fixing nut, and the nut hole of the inner connecting portion corresponds to the first portion of the fixing nut receiving the fixing nut.
Preferably, the joint of the inner connecting part and the outer connecting part is provided with a flange extending towards the axial direction of the inner connecting part and the axial direction of the outer connecting part, the flange is enclosed to form a cavity, the flange is not completely enclosed and closed, and the part of the flange which is not enclosed and closed forms a clamping groove.
Preferably, the radial shape of the sealing part is the same as that of the inner connecting part, the middle part of the sealing part is a hole with the same shape as the axial orthographic projection of the root part of the outer connecting part, one side of the sealing part, which is close to the inner connecting part, is provided with a boss extending towards the direction of the inner connecting part, and a cavity formed by enclosing the flange of the inner connecting part can just correspond to the boss for accommodating the sealing part.
Preferably, the sealing part has a first sealing part surface and a second sealing part surface, the second sealing part surface is a surface where the boss top surface is located, and the first sealing part surface is a surface opposite to the second sealing part surface.
The sealing part is provided with a tenon at a position corresponding to the clamping groove of the inner connecting part, the clamping groove can just accommodate the tenon, and the sealing part is provided with a sealing part penetrating hole at a position corresponding to the nut hole of the inner connecting part.
Preferably, the external connection portion includes an external connection port, two positioning rails and a tenon, the external connection port is a connection port electrically connected with the external connection device cable in a sealing manner, the two positioning rails are arranged on the upper surface of the external connection port, and the tenon is arranged between the two positioning rails on the upper surface of the external connection port.
Preferably, the edge of the middle hole of the sealing part is provided with two notches corresponding to the radial shape and position of the positioning guide rail of the outer connecting part, and the notches just accommodate the positioning guide rail of the outer connecting part to pass through.
Preferably, the nut hole port of the fixing nut is recessed in the sealing part penetrating hole after the fixing nut is inserted into the nut fixing seat of the inner connecting part, and the recessed distance is the recessed distance, i.e. the distance from the plane where the nut hole port of the fixing nut is located to the plane where the first surface of the sealing part is located after the fixing nut is inserted into the nut fixing seat of the inner connecting part.
Preferably, the recess distance is a distance at which the edge of the sealing portion is not deformed when pressure is applied from the area around the sealing portion penetrating hole of the first surface of the sealing portion in the direction of the inner connecting portion to press the sealing portion until the plane of the port of the nut hole overlaps the plane of the first surface of the sealing portion.
Preferably, the recess distance is either 2 mm.
The utility model discloses waterproof connector under water, overall structure is simple, simple to operate, and waterproof effect is good under water, and through the actual test, the effect is especially obvious.
Drawings
Figure 1 is the utility model discloses waterproof connector schematic diagram under water.
Fig. 2 is an exploded view of the underwater waterproof connector of the present invention.
Fig. 3 is another schematic view of the underwater waterproof connector of the present invention.
Fig. 4 is another direction structural exploded view of the underwater waterproof connector of the present invention.
Fig. 5 is a schematic side view of the underwater waterproof connector of the present invention.
Wherein:
an external connection part 10, an external connection port 11, a positioning guide rail 12, a clamping tenon 13,
the inner connecting part 20, the nut fixing seat 21, the electric connecting port 22, the nut hole 23, the fixing nut 24, the first fixing nut portion 241, the second fixing nut portion 242, the reinforcing rib 25, the flange 26, the clamping groove 27,
Detailed Description
The utility model discloses specific embodiment as follows:
an underwater waterproof connector comprises a connector body and a sealing part, wherein the connector body comprises an outer connecting part and an inner connecting part, the inner connecting part is connected with the sealing part,
the sealing part is an elastic hollow block body sleeved on the root part of the external connecting part,
an inner connection part which is an electrical connection port extending into the device,
the external connecting part is an electrical connecting port exposed outside in the water body.
Preferably, the inner connecting portion has a plurality of nut holders and an electrical connection port, the plurality of nut holders are disposed around the electrical connection port, and the nut holders have nut holes penetrating the inner connecting portion therein.
Preferably, the inner connecting portion further has a plurality of reinforcing ribs, and the reinforcing ribs are fixedly arranged on the inner connecting portion, are provided with a plurality of nut fixing seats and a rod body electrically connected with the outer surface of the nut fixing seat and the outer surface of the port.
Preferably, the in-connection portion still has a plurality of fixation nuts that correspond with a plurality of nut fixing bases, and fixation nut has the first portion of fixation nut and the fixation nut second portion, and the first portion of fixation nut and the fixation nut second portion tandem connection, the first portion of fixation nut is cylindrical, and the fixation nut second portion is the polygon cylinder, and the polygon cylinder includes but not limited to: quadrangle cylinder, hexagon cylinder and octagon cylinder, the terminal closure of fixation nut second portion.
Preferably, the nut fixing seat of the inner connecting portion corresponds to the second portion of the fixing nut receiving the fixing nut, and the nut hole of the inner connecting portion corresponds to the first portion of the fixing nut receiving the fixing nut.
Preferably, the joint of the inner connecting part and the outer connecting part is provided with a flange extending towards the axial direction of the inner connecting part and the axial direction of the outer connecting part, the flange is enclosed to form a cavity, the flange is not completely enclosed and closed, and the part of the flange which is not enclosed and closed forms a clamping groove.
Preferably, the radial shape of the sealing part is the same as that of the inner connecting part, the middle part of the sealing part is a hole with the same shape as the axial orthographic projection of the root part of the outer connecting part, one side of the sealing part, which is close to the inner connecting part, is provided with a boss extending towards the direction of the inner connecting part, and a cavity formed by enclosing the flange of the inner connecting part can just correspond to the boss for accommodating the sealing part.
Preferably, the sealing part has a first sealing part surface and a second sealing part surface, the second sealing part surface is a surface where the boss top surface is located, and the first sealing part surface is a surface opposite to the second sealing part surface.
The sealing part is provided with a tenon at a position corresponding to the clamping groove of the flange of the inner connecting part, the clamping groove can just accommodate the tenon, and the sealing part is provided with a sealing part penetrating hole at a position corresponding to the nut hole of the inner connecting part.
Preferably, the external connection portion includes an external connection port, two positioning rails and a tenon, the external connection port is a connection port electrically connected with the external device cable in a sealing manner, the two positioning rails are arranged on the upper surface of the external connection port, the tenon is arranged between the two positioning rails on the upper surface of the external connection port, and the upper surface of the external connection port is provided with the two positioning rails and the tenon for preventing the interface of the external device cable from falling off.
Preferably, the edge of the middle hole of the sealing part is provided with two notches corresponding to the radial shape and position of the positioning guide rail of the outer connecting part, and the notches just accommodate the positioning guide rail of the outer connecting part to pass through.
Preferably, the nut hole port of the fixing nut is recessed in the sealing part penetrating hole after the fixing nut is inserted into the nut fixing seat of the inner connecting part, and the recessed distance is the recessed distance, i.e. the distance from the plane where the nut hole port of the fixing nut is located to the plane where the first surface of the sealing part is located after the fixing nut is inserted into the nut fixing seat of the inner connecting part.
Preferably, the recess distance is a distance at which the edge of the sealing portion is not deformed when pressure is applied from the area around the sealing portion penetrating hole of the first surface of the sealing portion in the direction of the inner connecting portion to press the sealing portion until the plane of the port of the nut hole overlaps the plane of the first surface of the sealing portion.
Preferably, the recess distance is either 2 mm.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
In the first embodiment, please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5.
The utility model provides a waterproof connector under water, its includes connector body and sealing 30, and the connector body includes outer connecting portion 10 and inner connecting portion 20, and inner connecting portion 20 and sealing 30 are connected, and sealing 30 is the elasticity hollow block body of cover setting on outer connecting portion 10 root, and inner connecting portion 20 is for stretching into the inside electric connection port of equipment, and outer connecting portion 10 is the outside electric connection port that exposes in the water.
The inner connecting portion 20 has a plurality of nut holders 21 and an electrical connection port 22, the plurality of nut holders 21 are disposed around the electrical connection port 22, and the nut holders 21 have nut holes 23 penetrating the inner connecting portion 20 therein.
The joint part of the inner connecting part 20 and the outer connecting part 10 is provided with a flange 26 which extends towards the axial direction of the inner connecting part 20 and the axial direction of the outer connecting part 10, the flanges 26 are enclosed to form a cavity, the flanges 26 are not completely enclosed and closed, and the parts of the flanges 26 which are not enclosed and closed form a clamping groove 27. The inner connection portion 20 further has a plurality of reinforcing ribs 25, the reinforcing ribs 25 are rod bodies fixedly arranged on the surface of one side of the inner connection portion 20 provided with the plurality of nut holders 21 and the electric connection port 22 and fixedly connected with the outer surface of the nut holders 21 and the outer surface of the electric connection port 22, or the reinforcing ribs are fixedly arranged on the surface of one side of the inner connection portion 20 provided with the plurality of nut holders 21 and the electric connection port 22 and fixedly connected with the outer surface of the nut holders 21 and the inner surface of the flange 26. In the present embodiment, the nut holders 21 are provided in 2, each having a nut hole therein. The inner connecting portion further has 2 fixing nuts 24 corresponding to the 2 nut fixing seats 21, that is, each nut fixing seat 21 accommodates one fixing nut 24, each fixing nut 24 has a first fixing nut portion 241 and a second fixing nut portion 242, the first fixing nut portion 241 and the second fixing nut portion 242 are connected in series to form a whole, the first fixing nut portion 241 is cylindrical, the second fixing nut portion 242 is a polygonal cylinder, and the polygonal cylinder includes but is not limited to: quadrilateral cylinder, hexagonal cylinder and octagonal cylinder, in this embodiment, the fixing nut second portion is a hexagonal cylinder, and the end of the fixing nut second portion 242 is closed. The nut fixing seat 21 of the inner connecting portion corresponds to the fixing nut second portion 242 for accommodating the fixing nut 24, and the nut hole 23 of the inner connecting portion corresponds to the fixing nut first portion 241 for accommodating the fixing nut 24.
The radial outer shape of the sealing portion 30 is the same as the radial shape of the inner connecting portion, i.e. the orthographic projection of the outer contour of the sealing portion 30 coincides with the orthographic projection of the outer contour of the inner connecting portion. The middle part of the sealing part 30 is a hole 32 with the same shape as the axial orthographic projection of the root part of the outer connecting part, namely when the sealing part 30 is attached to one side of the inner connecting part close to the outer connecting part, the outer edge of the root part of the outer connecting part 10 is closely contacted with the edge of the hole of the sealing part. The sealing part 30 has a boss 31 extending toward the inner connecting part at a side thereof adjacent to the inner connecting part, and a cavity defined by the flange 26 of the inner connecting part is adapted to receive the boss 31 of the sealing part 30. The seal portion 30 has a seal portion first surface 33 and a seal portion second surface 34, the seal portion second surface 34 is a surface on which the top surface of the boss 31 is located, and the seal portion first surface 33 is a surface opposite to the seal portion second surface 34. The sealing part 30 is provided with a tenon 35 at a position corresponding to the clamping groove 27 of the inner connecting part, the clamping groove 27 can just accommodate the tenon 35, and the sealing part 30 is provided with a sealing part penetrating hole 36 at a position corresponding to the nut hole 23 of the inner connecting part. The edge of the hole 32 in the middle of the seal 30 has two notches 37.
After the fixing nut 24 is inserted into the nut fixing seat 21 of the inner connecting portion, the nut hole port of the fixing nut 24 is recessed in the sealing portion penetrating hole 36, and the recessed distance is the recessed distance, i.e. the distance from the plane where the nut hole port of the fixing nut 24 is located to the plane where the first surface 33 of the sealing portion is located after the fixing nut 24 is inserted into the nut fixing seat 21 of the inner connecting portion. The recess distance is a distance at which the edge of the seal portion 30 is not deformed when pressure is applied from the area around the seal portion penetrating hole 36 of the seal portion first face 33 in the direction of the inner connecting portion so that the seal portion 30 is pressed until the plane of the nut hole port overlaps the plane of the seal portion first face 33. In this embodiment, through scientific and technological personnel long-term test, set up the sunk distance into 2mm, it is relatively suitable, according to experimental observation evidence, when the sunk distance is 2mm, when the bolt was screwed up to the internal connection portion direction to the sealing portion penetrating hole from the first face of sealing portion makes the fixed laminating of sealing portion on the internal connection portion, the sealing portion both had been fixed very inseparable of laminating, the sealing portion edge also takes place deformation, through using this kind of waterproof connector under water to put into practical application test under water on the frock product, when the sunk distance is 2mm, do not have any infiltration phenomenon of leaking. Of course, various rubber materials are different, and the geometric dimension data such as thickness, size are also different, and specific physicochemical parameters such as its elastic modulus are also different, and the distance of sinking sets up to 2mm and is not necessarily absolute best data, but through the long-term a large amount of experiments of technical staff, its key technical feature is promptly: sunken distance is when the sealing is not taken place the distance when deformation for the sealing edge when the sealing is exerted pressure to the direction at internal connection portion place around the sealing penetration hole of the first face of sealing from the sealing and is extruded until nut hole port place plane overlaps with the first face place plane of sealing, make the sealing both fixed very closely of laminating, the sealing edge also takes place deformation, sealing or the sealing rubber ring similar with sealing function promptly, the sealing cushion can be by extrusion degree just suitable, promptly tight also not pine, at this moment, the sealed water-proof effects of sealing is best.
The external connection part 10 comprises an external port 11, two positioning guide rails 12 and a clamping tenon 13, the external port 11 is a connection port electrically connected with an external device cable in a sealing mode, the two positioning guide rails 12 are arranged on the upper surface of the external port 11, the clamping tenon 13 is arranged in the middle of the two positioning guide rails 12 on the upper surface of the external port 11, and the clamping tenon 13 enables the interface of the external device cable of the external port 11 not to fall off. Two notches 37 in the edge of the hole 32 in the middle of the sealing portion 30 correspond to the radial shape and position of the positioning rail 12 of the outer connecting portion 10, and the notches 37 just receive the positioning rail 12 of the outer connecting portion 10.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.
Claims (10)
1. An underwater waterproof connector is characterized by comprising a connector body and a sealing part, wherein the connector body comprises an outer connecting part and an inner connecting part, the inner connecting part is connected with the sealing part, the sealing part is an elastic hollow block body sleeved on the root part of the outer connecting part,
the inner connecting part is an electrical connecting port extending into the equipment,
the external connection part is an electric connection port exposed outside in the water body.
2. The underwater waterproof connector of claim 1, wherein the inner connecting portion has a plurality of nut holders disposed around the electrical connection port, a plurality of reinforcing ribs having nut holes penetrating the inner connecting portion, and a plurality of fixing nuts and electrical connection ports, the reinforcing ribs being rod bodies fixedly disposed on a surface of one side of the inner connecting portion where the plurality of nut holders and the electrical connection ports are disposed and fixedly connecting outer surfaces of the nut holders and the electrical connection ports, the plurality of nut holders corresponding to the plurality of fixing nuts, the fixing nuts having first fixing nut portions and second fixing nut portions, the first fixing nut portions and the second fixing nut portions being serially connected, the first fixing nut portions being cylindrical, the fixing nut second part is a polygonal cylinder, the tail end of the fixing nut second part is closed, the nut fixing seat of the inner connecting part just correspondingly accommodates the fixing nut second part of the fixing nut, and the nut hole of the inner connecting part just correspondingly accommodates the fixing nut first part of the fixing nut.
3. The underwater waterproof connector as claimed in claim 2, wherein a joint portion of the inner connecting portion and the outer connecting portion has a flange extending in both directions of an axial direction of the inner connecting portion and an axial direction of the outer connecting portion, the flange is enclosed to form a cavity, the flange is not completely enclosed and closed, and a portion of the flange which is not enclosed and closed forms a clamping groove.
4. The underwater waterproof connector as claimed in claim 3, wherein the radial shape of the sealing portion is the same as the radial shape of the inner connecting portion, the middle portion of the sealing portion is a hole having the same shape as the axial orthographic projection of the root portion of the outer connecting portion, a boss extending in the direction of the inner connecting portion is provided on one side of the sealing portion close to the inner connecting portion, the cavity formed by the flange being enclosed can just correspondingly accommodate the boss of the sealing portion, a tenon is provided at a position of the sealing portion corresponding to the locking groove, the locking groove can just accommodate the tenon, and a sealing portion through hole is provided at a position of the sealing portion corresponding to the nut hole of the inner connecting portion.
5. The underwater waterproof connector of claim 4, wherein the sealing portion has a sealing portion first face and a sealing portion second face, the sealing portion second face being a face on which the boss top face is located, the sealing portion first face being a face opposite to the sealing portion second face.
6. The underwater waterproof connector of claim 5, wherein the external connection portion includes an external port, two positioning rails and a latch, the external port is a connection port for electrically connecting with an external device cable in a sealing manner, the two positioning rails are disposed on an upper surface of the external port, and the latch is disposed between the two positioning rails on the upper surface of the external port.
7. An underwater waterproof connector as claimed in claim 6 wherein the edge of the hole in the middle of the sealing portion has two indentations corresponding in shape and position to the radial direction of the location rail of the outer connecting portion, the indentations just receiving the location rail of the outer connecting portion therethrough.
8. The underwater waterproof connector as claimed in claim 7, wherein the nut hole port of the fixing nut is recessed in the sealing portion penetrating hole after the fixing nut is inserted into the nut fixing seat of the inner connecting portion, and a recessed distance is a distance from a plane in which the nut hole port of the fixing nut is located to a plane in which the first surface of the sealing portion is located after the fixing nut is inserted into the nut fixing seat of the inner connecting portion.
9. The underwater waterproof connector as claimed in claim 8, wherein the recess distance is a distance at which the sealing portion edge is not deformed when the sealing portion is pressed until a plane of the port of the nut hole overlaps a plane of the first face of the sealing portion by applying a pressure from a region around the sealing portion penetrating hole of the first face of the sealing portion to a direction of the inner connecting portion.
10. An underwater waterproof connector as claimed in claim 9 wherein the recess distance is either 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156184.6U CN213782358U (en) | 2021-01-20 | 2021-01-20 | Underwater waterproof connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156184.6U CN213782358U (en) | 2021-01-20 | 2021-01-20 | Underwater waterproof connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213782358U true CN213782358U (en) | 2021-07-23 |
Family
ID=76901863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120156184.6U Active CN213782358U (en) | 2021-01-20 | 2021-01-20 | Underwater waterproof connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213782358U (en) |
-
2021
- 2021-01-20 CN CN202120156184.6U patent/CN213782358U/en active Active
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