CN220895925U - High-low frequency mixed sealing wire harness - Google Patents
High-low frequency mixed sealing wire harness Download PDFInfo
- Publication number
- CN220895925U CN220895925U CN202223527483.XU CN202223527483U CN220895925U CN 220895925 U CN220895925 U CN 220895925U CN 202223527483 U CN202223527483 U CN 202223527483U CN 220895925 U CN220895925 U CN 220895925U
- Authority
- CN
- China
- Prior art keywords
- sealing
- wire harness
- low frequency
- radio frequency
- contact body
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 67
- 239000003292 glue Substances 0.000 claims description 22
- 239000012212 insulator Substances 0.000 claims description 18
- 239000000565 sealant Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model provides a high-low frequency mixed sealing wire harness which comprises a radio frequency connector, a radio frequency contact body and a power contact body, wherein a plurality of sealing grooves are formed in a disc shell of the radio frequency connector, and rubber rings for sealing are arranged in the sealing grooves. The assembling method of the high-low frequency mixed wire harness increases the tightness of the high-low frequency mixed sealed wire harness, and the leakage rate is less than or equal to 1 multiplied by 10 ‑8Pa·m3/s when the high-low frequency mixed sealed wire harness is subjected to the atmospheric pressure of 0.1 MPa. The filling and sealing process has high production efficiency, good filling and sealing effect, multiple guarantees, stable performance and low cost.
Description
Technical Field
The utility model belongs to the technical field of cable harness assembly processes, and particularly relates to a high-low frequency mixed sealing harness.
Background
The high-low frequency mixed sealing wire harness is a comprehensive wire harness product for transmitting high-frequency signals, low-frequency signals and other signals, and mainly comprises a radio frequency contact body, a power contact body, a connector, a tail accessory, a wire and the like. The prior general high-low frequency mixed sealed wire harness product has no sealing property, and the sealing property of the wire harness is realized through a connector glass sintering socket, but only a power contact body can be selected by a contact body of the sintering socket, and the prior socket for assembling the radio frequency contact body has no sintering condition, so that the radio frequency connector and the high-low frequency mixed sealed wire harness have no sealing property.
Therefore, there is a need for a high-low frequency hybrid seal harness and an assembling method thereof to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the problems, the utility model provides a high-low frequency mixed sealing wire harness and an assembly process method thereof, and solves the technical difficulty that a radio frequency connector in the high-low frequency mixed sealing wire harness does not have tightness.
The utility model aims to provide a high-low frequency mixed sealing wire harness which comprises a radio frequency connector, a radio frequency contact body and a power contact body, wherein a plurality of sealing grooves are formed in a disc shell of the radio frequency connector, and rubber rings for sealing are arranged in the sealing grooves.
The high-low frequency mixed sealing wire harness provided by the utility model is further characterized in that the plurality of sealing grooves comprise two first sealing grooves arranged on the inner wall of the tail end of the disc shell and a second sealing groove arranged at the disc.
The high-low frequency mixed sealing wire harness provided by the utility model also has the characteristic that the first sealing groove is arranged inside the stop tooth end.
The high-low frequency mixed sealing wire harness provided by the utility model has the characteristics that the sealing glue used for being adhered with the insulator and the shell is arranged at the boss of the radio frequency contact body.
The high-low frequency mixed sealing wire harness provided by the utility model has the characteristics that the sealing wire harness comprises at least three glue-pouring seals, and the first glue-pouring seal is positioned among the inner core, the insulator and the shell of the radio frequency contact body; the second step of glue filling and sealing is to form an inner layer of prime glue on the surface of the insulator; and the third glue filling sealing is to fill and seal in the tail accessory of the connector.
The high-low frequency mixed sealing wire harness provided by the utility model also has the characteristic that the third sealing can be carried out one or more times.
The beneficial effects are that:
the high-low frequency mixed wire harness provided by the utility model increases the tightness of the high-low frequency mixed sealed wire harness, and the leakage rate is less than or equal to 1 multiplied by 10 -8Pa·m3/s when the high-low frequency mixed wire harness is subjected to the atmospheric pressure of 0.1 MPa. The filling and sealing process has high production efficiency, good filling and sealing effect, multiple guarantees, stable performance and low cost.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of an inner seal groove of a disc housing according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a radio frequency contact potting structure in an embodiment of the present utility model;
FIG. 3 is a schematic view of a socket structure with the wire sealing body removed in an embodiment of the present utility model;
FIG. 4 is a schematic view of a socket structure with the wire sealing body removed in an embodiment of the present utility model;
FIG. 5 is a schematic view of a contact and insulator seal structure in accordance with an embodiment of the present utility model;
Figure 6 is a schematic diagram of the molding state of the wire harness encapsulation,
Wherein, 1-seal groove; 2-radio frequency contact insert pins; 3-sealing glue; 4-a second seal groove; 5-power contacts; 6-inner layer primer; 7-a radio frequency contact; 8: a first adhesive; 9: a second adhesive; 10: and a third adhesive.
Detailed Description
In order to make the technical means, creation characteristics, achievement purposes and effects achieved by the present utility model easy to understand, the following embodiments specifically describe the flow separation control method based on the bionic concave-convex leading edge structure provided by the present utility model with reference to the accompanying drawings.
In the description of the embodiments of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1-6, a high-low frequency mixed sealing wire harness is provided, the sealing wire harness comprises a radio frequency connector, a radio frequency contact body 7 and a power contact body 5, a plurality of sealing grooves 1 are formed in a disc shell of the radio frequency connector, and rubber rings for sealing are arranged in the sealing grooves 1.
In some embodiments, the plurality of seal grooves 1 includes two first seal grooves provided on an inner wall of a trailing end of the disc housing and a second seal groove 4 provided at the disc. A certain gap is arranged between the two second sealing grooves 4, so that a double-layer safety effect is achieved.
In some embodiments, the first seal groove is disposed inside the stop tooth end.
In some embodiments, the boss of the radio frequency contact body 7 is provided with a sealant 3 for bonding with the insulator and the shell.
In some embodiments, the sealing harness includes at least three glue-filled seals, the first glue-filled seal being located at the first glue-sealed location 8, that is, between the rf contact core, the insulator and the outer shell; the second part is filled with glue and sealed to form an inner layer of prime glue 6 on the surface of the insulator; and the third glue filling sealing is to fill and seal in the tail accessory of the connector.
In some embodiments, the third seal may be performed one or more times.
In some embodiments, there is provided an assembly method of the sealed wire harness of any one of the preceding claims, the assembly method comprising the steps of:
s1: taking out the wire sealing body in the connector, cleaning the residual glue in the connector, and adding sealant to the contact body to send the sealant into the insulator;
S2: the first position is encapsulated and bonded among the inner core, the insulator and the outer shell of the radio frequency contact body;
S3: welding and crimping the power contact body;
s4: checking whether the sealant is full and free of defects, if the sealant is defective, performing sealant supplementing treatment, and if the sealant is not defective, performing standing and curing;
s5: sealing and pouring glue at the second position on the surface of the insulator;
s6: sealing and pouring glue at a third position on the end face of the stop tooth of the connector, and pouring the glue to the tail end of the stop tooth;
s7: and (5) solidifying to finish the assembly.
In the above embodiment, S1 includes removing the wire sealing body at the tail of the connector, observing whether the surface of the insulator is damaged, and cleaning the residual glue to ensure that the interior of the connector housing is smooth. As shown in fig. 3, the contact body is sent into the insulator inside the socket, before the contact body is sent into, a circle of sealant needs to be coated on the fixed position by a syringe, namely, the second adhesive position 9 and the third adhesive position 10 are required to be coated uniformly, then the contact body is sent into the corresponding cavity, whether the sealant is full and has no defects is checked, if the defect exists, the sealant needs to be repaired, and after the steps are finished, the contact body is stood and solidified. In the process, the cable needs to be fixed, the socket is kept vertical, the glue surface is upward, the glue solution is prevented from flowing, and the sealing performance among the lead, the insulator and the contact body is ensured by the encapsulation. And (3) a heat-shrinkable sleeve is sleeved outside part of the welding part for protection, and when the heat-shrinkable sleeve is blown and shrunk, the heat-shrinkable sleeve is blown and shrunk at a low temperature.
In some embodiments, when the power contact body is soldered or crimped in S3, the wires at each point should be ensured to be aligned. Individual wires are prevented from being individually stressed.
In some embodiments, the curing in S7 includes a curing mode selected from a normal temperature curing and a high temperature curing.
In some embodiments, the normal temperature curing step is standing for 24 hours at normal temperature; the high-temperature solidification step is that the material is dried for 4 hours at 80 ℃, and the material is cooled along with a furnace after being dried.
In summary, the radio frequency contact body interpolation needle 2 and the lead are processed by a compression joint and welding process, the inside of the radio frequency contact body is encapsulated and sealed, the air sealing requirement of the radio frequency contact body is ensured, and the leakage rate is less than or equal to 1 multiplied by 10 -8Pa·m3/s when bearing the atmospheric pressure of 0.1 MPa; the radio frequency contact body 7, the power contact body 5 and the insulator are integrated through a contact body glue adding process, so that the air sealing requirement among the radio frequency contact body 7, the power contact body 5 and the insulator is ensured, and the leakage rate is less than or equal to 1 multiplied by 10 -8Pa·m3/s when the air sealing requirement is borne under the atmospheric pressure of 0.1 MPa; and the tail part of the connector is subjected to twice filling and sealing treatment, and the sealing performance of the high-low frequency mixed sealing wire harness is ensured by taking out the wire sealing body, the filling and sealing glue, the shell, the two layers of filling and sealing grooves and other designs, wherein the leakage rate is less than or equal to 1 multiplied by 10 -8Pa·m3/s under the atmospheric pressure of 0.1 MPa.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model. The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (4)
1. The high-low frequency mixed sealing wire harness comprises a radio frequency connector, a radio frequency contact body and a power contact body, and is characterized in that a plurality of sealing grooves are arranged on a disc shell of the radio frequency connector, rubber rings for sealing are arranged in the sealing grooves,
The sealing wire harness comprises at least three glue-pouring seals, and the first glue-pouring seal is positioned among the inner core, the insulator and the shell of the radio frequency contact body; the second step of glue filling and sealing is to form an inner layer of prime glue on the surface of the insulator; and the third glue filling sealing is to fill and seal in the tail accessory of the connector.
2. The high-low frequency hybrid seal harness according to claim 1, wherein the plurality of seal grooves includes two first seal grooves provided at an inner wall of a rear end of the disc housing and a second seal groove provided at the disc.
3. The high-low frequency hybrid seal harness according to claim 2, wherein the first seal groove is provided inside a stopper tooth end.
4. The high-low frequency hybrid sealed wire harness according to claim 1, wherein a sealant for bonding with an insulator and a housing is provided at the boss of the radio frequency contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223527483.XU CN220895925U (en) | 2022-12-28 | 2022-12-28 | High-low frequency mixed sealing wire harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223527483.XU CN220895925U (en) | 2022-12-28 | 2022-12-28 | High-low frequency mixed sealing wire harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220895925U true CN220895925U (en) | 2024-05-03 |
Family
ID=90838832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223527483.XU Active CN220895925U (en) | 2022-12-28 | 2022-12-28 | High-low frequency mixed sealing wire harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220895925U (en) |
-
2022
- 2022-12-28 CN CN202223527483.XU patent/CN220895925U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |