CN215266839U - Cable with anti-interference waterproof joint - Google Patents
Cable with anti-interference waterproof joint Download PDFInfo
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- CN215266839U CN215266839U CN202120156149.4U CN202120156149U CN215266839U CN 215266839 U CN215266839 U CN 215266839U CN 202120156149 U CN202120156149 U CN 202120156149U CN 215266839 U CN215266839 U CN 215266839U
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Abstract
The utility model relates to a cable with anti-interference water joint, including cable, cable connector, interior wrapping layer, electromagnetic shield layer, outer wrapping layer and sheath, cable and cable connector electric connection, interior wrapping layer wraps up cable and cable connector is whole, and interior wrapping layer sets up the electromagnetic shield layer outward, and electromagnetic shield layer and the connection of sheath inner wall, outer wrapping layer wrap up electromagnetic shield layer and are connected with the sheath, the utility model has the advantages of waterproof and anti-electromagnetic interference is strong.
Description
Technical Field
The utility model relates to a cable, especially cable with anti-interference water joint.
Background
Along with the continuous and rapid increase of the economy of China, a huge market space is provided for cable products. At present, in the prior art, the mutual clamping of two sections of cables is generally that the cables are directly hinged, but the mode of connection is very easy to fall off, is not waterproof, and the operation is extremely difficult, wastes time and energy, and moreover, after complicated operation, the waterproof treatment effect is also not good, leads to poor cable head leakproofness, and the cable head is intake easily for cable security performance descends. In addition, even if many cable joints have waterproof function, but do not have anti-electromagnetic interference ability, the transmission signal of cable inside is easily disturbed by external signal, influences signal transmission's stability. Particularly in the field of tramcar application, when a locomotive runs, a large amount of static electricity can be generated on a locomotive body, the electromagnetic condition of the locomotive head working environment is complex, and the water resistance and the electromagnetic interference resistance of a cable are particularly important. In view of the above, there is a need for a cable with an anti-interference waterproof joint that is waterproof and anti-electromagnetic interference to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for a cable with tamper resistant watertight fittings that is both watertight and anti-electromagnetic interference.
A cable with an anti-interference waterproof joint comprises a cable, a cable connector, an inner wrapping layer, an electromagnetic shielding layer, an outer wrapping layer and a sheath, wherein the cable is electrically connected with the cable connector, the inner wrapping layer wraps the cable and the cable connector integrally, the electromagnetic shielding layer is arranged outside the inner wrapping layer and is connected with the inner wall of the sheath, the outer wrapping layer wraps the electromagnetic shielding layer and is connected with the sheath,
a cable, which is an electrical cable capable of transmitting power and signals,
a cable connector which is a connecting device connected with a cable,
an inner wrapping layer which is an insulator for integrally wrapping the cable and the cable connector,
the electromagnetic shielding layer is a metal layer body with conductivity,
the outer wrapping layer is an insulator wrapping the electromagnetic shielding layer,
the sheath is a hard metal sleeve body.
Preferably, the cable has a plurality of sub-cables, the cable connector includes cable connecting seat and a plurality of connecting terminal, sub-cable is the same with connecting terminal's quantity and corresponds each other, connecting terminal includes connecting terminal first part and connecting terminal second part, connecting terminal first part and connecting terminal second part tandem connection constitute connecting terminal, connecting terminal second part is connected with the sub-cable of cable, cable connecting seat radial surface is provided with a plurality of accommodation holes that correspond with a plurality of connecting terminal quantity, a plurality of connecting terminal run through the accommodation hole of cable connecting seat respectively and stretch out the accommodation hole with connecting terminal second part, connecting terminal first part sets up can be connected with external equipment in the accommodation hole.
Preferably, the end of the second part of the connecting terminal is provided with a semicircular arc piece with an upward notch.
Preferably, the sub-cable is disposed on the semicircular arc piece of the second portion of the connection terminal and connected with the second portion of the connection terminal.
Preferably, the inner wrapping layer is formed by filling and injection molding after the plurality of sub-cables are connected with the second part of the connecting terminal.
Preferably, the inner wrapping layer has inner wrapping layer first portion and inner wrapping layer second portion, and inner wrapping layer first portion and inner wrapping layer second portion tandem connection, the position of being connected of the sub-cable of inner wrapping layer first portion parcel and connecting terminal second portion, the part that the sub-cable of inner wrapping layer second portion parcel and cable connecting terminal second portion extend to the cable direction.
Preferably, the diameter of the first portion of the inner wrapper is less than the diameter of the second portion of the inner wrapper, the first portion of the wrapper being disposed within the sheath.
Preferably, the sheath has a sheath inlayer and a sheath skin, the outer activity of sheath sets up outside the sheath inlayer, the sheath skin can be around the rotation of sheath inlayer axle center, sheath inlayer inner wall has the location trip, the cable connecting seat axial surface of cable connector has the constant head tank, the location trip that sheath inlayer inner wall has corresponds with the constant head tank of cable connecting seat, the sheath inlayer passes through constant head tank and location trip card solid connection with the cable connecting seat, the constant head tank is supporting with the location trip and mutual card solid position makes the cable connecting seat fix the setting in the sheath with fixed gesture.
Preferably, the inner wall of one end of the sheath outer layer is provided with internal threads, and the outer wall of the other end of the sheath outer layer is provided with a fixing groove.
Preferably, the electromagnetic shielding layer has first portion of electromagnetic shielding layer and electromagnetic shielding layer second portion, and first portion of electromagnetic shielding layer and electromagnetic shielding layer second portion tandem connection, the first portion of wrapping layer in the first portion parcel of electromagnetic shielding layer, the wrapping layer second portion in the wrapping layer second portion parcel of electromagnetic shielding layer.
Preferably, the outer wrapping layer wraps the second electromagnetic shielding layer and the fixing grooves of the outer layer of the sheath, and the outer wrapping layer wraps the second electromagnetic shielding layer and the fixing grooves of the outer layer of the sheath in an injection molding mode.
Preferably, the first portion of the electromagnetic shielding layer wraps the first portion of the inner wrapping layer and is connected with the inner layer of the sheath.
The beneficial effects are as follows:
the sub-cables are welded and connected with the connecting terminals, the inner wrapping layer is formed by filling and injection molding after the sub-cables are welded and connected with the connecting terminals, and the connection mode not only ensures the tightness of cable connection, but also ensures the sealing and insulation of the cable connection part to the outside, thereby ensuring the waterproof and safe requirements of the cable and the cable connection part.
The first portion of the wrapping layer of the first portion parcel of electromagnetic shield layer is connected with the sheath inlayer, makes the cable wrap up with the all-round shielded layer of cable connector to, form strong effectual electromagnetic shield structure, have and show the beneficial effect that reduces high frequency signal interference between the sub-signal cable.
Outer parcel layer wraps up electromagnetic shield second portion and the outer fixed slot of sheath with injection moulding mode, makes the surrounding space of shielding layer fastening cable and cable connector, has both further improved electromagnetic shield's reliability, makes cable and cable connector again through the secondary parcel protection back of moulding plastics, and what connect is more firm.
Drawings
Fig. 1 is a general form diagram of the anti-interference waterproof joint of the present invention.
Fig. 2 is an exploded view of the anti-interference waterproof joint of the present invention.
Fig. 3 is a schematic view of the horizontal plane with the anti-interference waterproof joint of the present invention.
Wherein:
the length of the cable 10, the sub-cable 11,
a cable connector 20, a cable connector holder 21, a positioning groove 22, a connecting terminal second portion 23, a connecting terminal first portion 24,
an inner wrapping layer 30, an inner wrapping layer first portion 31, an inner wrapping layer second portion 32,
the outer layer (50) of the outer casing,
sheath 60, sheath inlayer 61, sheath skin 62, fixed slot 63, location trip 64.
Detailed Description
The utility model discloses specific embodiment as follows:
the utility model provides a cable with anti-interference waterproof joint, which comprises a cable, the cable connector, the interior wrapping layer, electromagnetic shield, outer wrapping layer and sheath, cable and cable connector electric connection, the interior wrapping layer wraps up cable and cable connector is whole, set up electromagnetic shield outside the interior wrapping layer, electromagnetic shield and sheath inner wall connection, outer wrapping layer wraps up electromagnetic shield and is connected with the sheath, the cable is the electric property cable that can transmit electricity and transmit signal, the cable connector, be the jointing equipment who is connected with the cable, the insulator of interior wrapping layer for wrapping up cable and cable connector are whole, electromagnetic shield has the metal layer body of electric conductivity, outer wrapping layer is the insulator of parcel electromagnetic shield, the sheath is the stereoplasm metal sleeve body.
Preferably, the cable has a plurality of sub-cables, the cable connector includes cable connecting seat and a plurality of connecting terminal, sub-cable is the same with connecting terminal's quantity and corresponds each other, connecting terminal includes connecting terminal first part and connecting terminal second part, connecting terminal first part and connecting terminal second part tandem connection constitute connecting terminal, connecting terminal second part is connected with the sub-cable of cable, cable connecting seat radial surface is provided with a plurality of accommodation holes that correspond with a plurality of connecting terminal quantity, a plurality of connecting terminal run through the accommodation hole of cable connecting seat respectively and stretch out the accommodation hole with connecting terminal second part, connecting terminal first part sets up can be connected with external equipment in the accommodation hole.
Preferably, the end of the second part of the connecting terminal is provided with a semicircular arc piece with an upward notch.
Preferably, the sub-cable is disposed on the semicircular arc piece of the second portion of the connection terminal and connected with the second portion of the connection terminal.
Preferably, the inner wrapping layer is formed by filling and injection molding after the plurality of sub-cables are connected with the second part of the connecting terminal.
Preferably, the inner wrapping layer has inner wrapping layer first portion and inner wrapping layer second portion, and inner wrapping layer first portion and inner wrapping layer second portion tandem connection, the position of being connected of the sub-cable of inner wrapping layer first portion parcel and connecting terminal second portion, the part that the sub-cable of inner wrapping layer second portion parcel and cable connecting terminal second portion extend to the cable direction.
Preferably, the diameter of the first portion of the inner wrapper is less than the diameter of the second portion of the inner wrapper, the first portion of the wrapper being disposed within the sheath.
Preferably, the sheath has a sheath inlayer and a sheath skin, the outer activity of sheath sets up outside the sheath inlayer, the sheath skin can be around the rotation of sheath inlayer axle center, sheath inlayer inner wall has the location trip, the cable connecting seat axial surface of cable connector has the constant head tank, the location trip that sheath inlayer inner wall has corresponds with the constant head tank of cable connecting seat, the sheath inlayer passes through constant head tank and location trip card solid connection with the cable connecting seat, the constant head tank is supporting with the location trip and mutual card solid position makes the cable connecting seat fix the setting in the sheath with fixed gesture.
Preferably, the inner wall of one end of the sheath outer layer is provided with internal threads, and the outer wall of the other end of the sheath outer layer is provided with a fixing groove.
Preferably, the electromagnetic shielding layer has first portion of electromagnetic shielding layer and electromagnetic shielding layer second portion, and first portion of electromagnetic shielding layer and electromagnetic shielding layer second portion tandem connection, the first portion of wrapping layer in the first portion parcel of electromagnetic shielding layer, the wrapping layer second portion in the wrapping layer second portion parcel of electromagnetic shielding layer.
Preferably, the outer wrapping layer wraps the second electromagnetic shielding layer and the fixing grooves of the outer layer of the sheath, and the outer wrapping layer wraps the second electromagnetic shielding layer and the fixing grooves of the outer layer of the sheath in an injection molding mode.
Preferably, the first portion of the electromagnetic shielding layer wraps the first portion of the inner wrapping layer and is connected with the inner layer of the sheath.
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 and fig. 3.
In the technical proposal of the utility model, the air inlet pipe is provided with a plurality of air inlets,
the utility model provides a cable with anti-interference waterproof connection, including cable 10, cable connector 20, interior wrapping layer 30, electromagnetic shield 40, outer wrapping layer 50 and sheath 60, cable 10 and 20 electric connection of cable connector, interior wrapping layer 30 wraps up cable 10 and cable connector 20 wholly, interior wrapping layer 30 sets up electromagnetic shield 40 outward, electromagnetic shield 40 and sheath 60 wall connection, outer wrapping layer 50 wraps up electromagnetic shield 40 and is connected with sheath 60, cable 10 is the electric property cable that can transmit electricity and transmit signal, cable connector 20 is the connecting device who is connected with the cable, interior wrapping layer 30 is the insulator with the whole parcel of cable 10 and cable connector 20, electromagnetic shield 40 is the metal layer body that has electric conductivity, outer wrapping layer 50 is the insulator of parcel electromagnetic shield 40, sheath 60 is the stereoplasm metal covering body.
The cable 10 is provided with a plurality of sub-cables 11, the cable connector 20 comprises a cable connector seat 21 and a plurality of connecting terminals, the sub-cables 11 are the same in number as the connecting terminals and correspond to the connecting terminals, each connecting terminal comprises a first connecting terminal portion 24 and a second connecting terminal portion 23, the first connecting terminal portions 24 and the second connecting terminal portions 23 are connected in series to form the connecting terminals, the second connecting terminal portions 23 are connected with the sub-cables 11 of the cable 10, a plurality of accommodating holes corresponding to the connecting terminals in number are formed in the radial surface of the cable connector seat 21, the connecting terminals penetrate through the accommodating holes of the cable connector seat 21 respectively and stretch out the second connecting terminal portions 23 from the accommodating holes, and the first connecting terminal portions 24 are arranged in the accommodating holes and can be connected with external equipment.
The end of the second portion 23 of the connection terminal has a semicircular arc piece with an upward gap. The sub-cable 11 is placed on the semicircular arc piece of the connection terminal second portion 23 and is connected with the connection terminal second portion 23 by welding.
The inner coating layer 30 is formed by filling and injection molding after the plurality of sub-cables 11 are welded and connected with the second connecting terminal portion 23. Inner wrapping layer 30 has inner wrapping layer first portion 31 and inner wrapping layer second portion 32, and inner wrapping layer first portion 31 and inner wrapping layer second portion 32 tandem connection, the position of being connected of the first portion 31 parcel son cable 11 of inner wrapping layer and connecting terminal second portion 23, the local that inner wrapping layer second portion 32 parcel cable 11 and cable connecting terminal second portion extended to the cable direction. The diameter of the inner wrapper first portion 31 is less than the diameter of the inner wrapper second portion 32, the wrapper first portion 31 being disposed within the sheath 60.
The sheath 60 has sheath inlayer 61 and sheath skin 62, the activity of sheath skin 62 sets up outside sheath inlayer 61, sheath skin 62 can wind the rotation of sheath inlayer 61 axle center, sheath inlayer 61 inner wall has location trip 64, cable connecting seat 21 axial surface of cable connector 20 has constant head tank 22, in this embodiment, constant head tank 22 sets up to 3, wherein figure 2 shows two, the location trip 64 that the sheath inlayer 61 inner wall has corresponds with the constant head tank 22 of cable connecting seat 21, sheath inlayer 61 and cable connecting seat 21 pass through constant head tank 22 and location trip 64 card solid connection, constant head tank 22 and location trip 64 are supporting and mutual card solid fixed position make cable connecting seat 21 fix the setting in sheath 60 with fixed gesture. The inner wall of one end of the sheath outer layer 62 is provided with internal threads, and the outer wall of the other end of the sheath outer layer 62 is provided with a fixing groove 63.
The outer wrapping layer 50 wraps the electromagnetic shielding layer second part 42 and the fixing groove 63 of the sheath outer layer 62, and the outer wrapping layer 50 wraps the electromagnetic shielding layer second part 42 and the fixing groove 63 of the sheath outer layer 62 in an injection molding mode. The first part 41 of the electromagnetic shielding layer wraps the first part 31 of the inner wrapping layer and is connected with the inner wall of the sheath inner layer 61.
In order to make the utility model of the cable with anti-interference waterproof connector, first the connecting terminal second part 23 and the sub-cable 11 are welded according to the model corresponding in advance, the first injection molding is carried out on the connecting part of the connecting terminal and the sub-cable, this is the inner wrapping layer 30, the inner wrapping layer 30 forms an inner cavity, the fixing and insulating effects are played, thereby the connecting terminal and the sub-cable connecting part are ensured to be sealed and waterproof and insulated between the connecting terminal and the sub-cable assembly which are connected in a matched mode, the safety is ensured, as the preferred scheme, the outer surface of the inner wrapping layer is provided with the limit teeth, the limit teeth are formed by the combination part of the inner wrapping layer first part 31 and the inner wrapping layer second part 32, then, the copper foil is wrapped with the conductive metal foil, concretely, can be the copper foil, the aluminum foil and the like, this is the electromagnetic shielding layer 40, to the cable, the semi-finished product formed by the cable connecting head and the cable connecting layer is subjected to the second injection molding, because the outer surface of the sheath is provided with the positioning mark which is the fixing groove 63, the inner wall of the sheath 60 is provided with the stopper, the copper foil used as the electromagnetic shielding layer is contacted with the inner wall of the sheath, namely, the cable and the cable connector form an annular and fully-surrounded electromagnetic shielding body, thereby ensuring good electromagnetic interference resistance.
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. A cable with an anti-interference waterproof joint is characterized by comprising a cable, a cable connector, an inner wrapping layer, an electromagnetic shielding layer, an outer wrapping layer and a sheath, wherein the cable is electrically connected with the cable connector, the inner wrapping layer wraps the cable and the cable connector integrally, the electromagnetic shielding layer is arranged outside the inner wrapping layer and is connected with the inner wall of the sheath, the outer wrapping layer wraps the electromagnetic shielding layer and is connected with the sheath,
the cable is an electric cable capable of transmitting electricity and signals,
the cable connector is a connecting device connected with the cable,
the inner wrapping layer is an insulator which integrally wraps the cable and the cable connector,
the electromagnetic shielding layer is a metal layer body with conductivity,
the outer wrapping layer is an insulator wrapping the electromagnetic shielding layer,
the sheath is a hard metal sleeve body.
2. The cable with tamper-resistant, water-resistant joint of claim 1, wherein the cable has a plurality of sub-cables, the cable connector comprises cable connecting seats and a plurality of connecting terminals, the number of the sub-cables is the same as that of the connecting terminals and the sub-cables correspond to that of the connecting terminals, the connecting terminal comprises a first connecting terminal part and a second connecting terminal part which are connected in series to form the connecting terminal, the connecting terminal second part with the cable the sub-cable is connected, cable connecting seat radial surface is provided with a plurality of accommodation holes that correspond with a plurality of connecting terminal quantity, and a plurality of connecting terminal run through respectively the accommodation hole of cable connecting seat and will connecting terminal second part stretches out the accommodation hole, the first part of connecting terminal set up in the accommodation hole can be connected with external equipment.
3. A cable having a tamper resistant and water resistant joint as recited in claim 2, wherein the terminal end of the second portion of the connection terminal has a semicircular arc piece with an upward opening, and the sub-cable is disposed on and connected to the semicircular arc piece of the second portion of the connection terminal.
4. An anti-tamper and waterproof joint cable according to claim 2, wherein the inner wrapping has an inner wrapping first portion and an inner wrapping second portion, the inner wrapping first portion and the inner wrapping second portion being connected in series, the inner wrapping first portion wrapping a connection portion of the sub-cable and the connection terminal second portion, and the inner wrapping second portion wrapping a portion of the sub-cable and the cable connection terminal second portion extending in the cable direction.
5. A cable having an interference resistant watertight joint in accordance with claim 4 wherein said inner wrap first portion has a diameter less than a diameter of said inner wrap second portion, said wrap first portion being disposed within said sheath.
6. The cable with the anti-interference waterproof connector as claimed in claim 4, wherein the sheath has a sheath inner layer and a sheath outer layer, the sheath outer layer is movably disposed outside the sheath inner layer, the sheath outer layer can rotate around the axis of the sheath inner layer, the inner wall of the sheath inner layer has a positioning tenon, the axial outer surface of the cable connector seat of the cable connector has a positioning groove, the positioning tenon of the inner wall of the sheath inner layer corresponds to the positioning groove of the cable connector seat, the sheath inner layer and the cable connector seat are fixedly connected with the positioning tenon through the positioning groove, and the positioning groove is matched with the positioning tenon and mutually clamped and fixed in position to enable the cable connector seat to be fixedly disposed in the sheath in a fixed posture.
7. The cable with tamper resistant watertight connector according to claim 6, wherein an inner wall of one end of the sheath outer layer has an internal thread, and an outer wall of the other end of the sheath outer layer has a fixing groove.
8. The cable having an interference resistant, water resistant joint of claim 7 wherein the electromagnetic shield has an electromagnetic shield first portion and an electromagnetic shield second portion, the electromagnetic shield first portion and the electromagnetic shield second portion being connected in series, the electromagnetic shield first portion encasing the inner jacket first portion, the electromagnetic shield second portion encasing the inner jacket second portion.
9. The cable having an interference resistant watertight joint in accordance with claim 8, wherein the outer covering layer wraps the second portion of the electromagnetic shielding layer and the fixing grooves of the outer layer of the sheath, and the outer covering layer wraps the second portion of the electromagnetic shielding layer and the fixing grooves of the outer layer of the sheath in an injection molding manner.
10. A cable having an interference resistant watertight joint in accordance with claim 8 wherein said electromagnetic shield first portion wraps around said inner wrap first portion and is connected to said jacket inner layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156149.4U CN215266839U (en) | 2021-01-20 | 2021-01-20 | Cable with anti-interference waterproof joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120156149.4U CN215266839U (en) | 2021-01-20 | 2021-01-20 | Cable with anti-interference waterproof joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215266839U true CN215266839U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120156149.4U Active CN215266839U (en) | 2021-01-20 | 2021-01-20 | Cable with anti-interference waterproof joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215266839U (en) |
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2021
- 2021-01-20 CN CN202120156149.4U patent/CN215266839U/en active Active
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