CN216146073U - Wire harness sealing rubber sleeve - Google Patents
Wire harness sealing rubber sleeve Download PDFInfo
- Publication number
- CN216146073U CN216146073U CN202121932693.XU CN202121932693U CN216146073U CN 216146073 U CN216146073 U CN 216146073U CN 202121932693 U CN202121932693 U CN 202121932693U CN 216146073 U CN216146073 U CN 216146073U
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- rubber sleeve
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Abstract
The utility model discloses a wire harness sealing rubber sleeve which comprises a rubber sleeve body, wherein the rubber sleeve body comprises a connector interface section, a corrugated pipe section and a wire harness mounting sealing opening section, the connector interface section, the corrugated pipe section and the wire harness mounting sealing opening section are sleeved on a connector, the right side of the connector interface section is integrally connected with a smooth sleeve section, the right side of the smooth sleeve section is integrally connected with the corrugated pipe section, the right side of the corrugated pipe section is integrally connected with a straight sleeve section, and the right side of the straight sleeve section is integrally connected with a wire harness mounting sealing opening section sleeved on a wire harness; and a step groove part for limiting the outer side end of the plug-in unit is arranged on the inner wall of the joint between the connector interface section and the smooth sleeve section. The utility model has reasonable structural design and convenient assembly and manufacture; meanwhile, the corrugated pipe section is manufactured by using the silicon rubber with stronger aging performance, so that the elastic allowance of the assembly position of the wiring harness and the connector is ensured; the sealing capability after the rubber sleeve is sleeved can be further improved.
Description
Technical Field
The utility model relates to the technical field of wire harness sealing, in particular to a wire harness sealing rubber sleeve.
Background
A urea sensor, known under the english name urea transducer, is a sensor that converts a detected amount of urea into a usable output signal, and is commonly used in trucks and buses. The high-performance algorithm of the urea sensor on-line real-time multi-parameter urea analysis can directly feed back the urea concentration change to the control system so as to reduce the emission of nitrogen oxides and achieve the aim of optimal control.
Traditional pencil and car urea sensor's circuit connector adopt the pyrocondensation pipe to seal more, and pencil seal structure preparation technology is complicated, and the easy fracture damage of splitting after the long-time use in pyrocondensation junction to lead to sealed inefficacy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wire harness sealing rubber sleeve to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a wire harness sealing rubber sleeve comprises a rubber sleeve body, wherein the rubber sleeve body comprises a connector interface section, a corrugated pipe section and a wire harness mounting sealing opening section, the connector interface section, the corrugated pipe section and the wire harness mounting sealing opening section are sleeved on a connector, the right side of the connector interface section is integrally connected with a smooth sleeve section, the right side of the smooth sleeve section is integrally connected with the corrugated pipe section, the right side of the corrugated pipe section is integrally connected with a straight sleeve section, and the right side of the straight sleeve section is integrally connected with a wire harness mounting sealing opening section sleeved on a wire harness;
the inner wall of the joint between the connector interface section and the smooth sleeve section is provided with a step groove part for limiting the outer side end of the butt-joint plug-in unit, and the inner wall of the joint between the straight sleeve section and the corrugated pipe section is provided with an inner convex ring part for limiting the inner side end of the butt-joint plug-in unit.
Preferably, the end face of the connector interface section is of an oval structure, and the end face of the wire harness installation sealing port section is of a circular structure.
Preferably, the rubber sleeve body is integrally formed by adopting silicon rubber.
Preferably, the inside net cloth jacket layer of strengthening that inlays of bellows section is equipped with, and the left side limit of strengthening net cloth jacket layer extends to inside the smooth-going cover section, and the right side limit of strengthening the net cloth jacket layer extends to inside the straight cover section.
Preferably, the inner walls of the connector interface section and the wire harness installation sealing port section are provided with annular sealing grooves, the inner walls of the annular sealing grooves are provided with annular embedded grooves, annular sealing pieces are arranged in the annular sealing grooves in a matching mode, and the outer walls of the annular sealing pieces extend to form annular embedded convex parts used for being embedded in the annular embedded grooves.
Preferably, the annular sealing member has a circular arc-shaped half cross section, and annular sealing protrusions for covering the annular protrusion of the wire harness extend from the inner sides of both ends of the annular sealing member.
Compared with the prior art, the utility model has the beneficial effects that: the connector interface section can be sleeved on the connector through interference fit, and the harness installation sealing interface section can be sleeved on the harness through interference fit, so that the assembly and the manufacture are convenient; meanwhile, the corrugated pipe section is manufactured by using the silicon rubber with stronger aging property, so that the service life and the sealing effect of the whole body are favorably prolonged, and the elastic allowance of the assembly position of the wiring harness and the connector assembly is ensured; the arrangement of the reinforcing mesh cloth sleeve layer can further improve the tensile capacity of the rubber sleeve and prolong the service life of the corrugated pipe section; the structural design of the annular sealing element is reasonable, and the sealing capacity of the rubber sleeve after being sleeved can be further improved.
Drawings
Fig. 1 is a schematic structural view of a left end face of a wire harness sealing rubber sleeve;
FIG. 2 is a schematic sectional view taken along line A-A of a wire harness sealing rubber sleeve;
FIG. 3 is a schematic cross-sectional view of a wire harness encapsulant boot taken along line B-B;
FIG. 4 is a schematic cross-sectional view of a wire harness grommet in accordance with embodiment 2;
fig. 5 is an enlarged schematic structural view of a wire harness sealing rubber sleeve at a position H in embodiment 2.
In the figure: 1-connector interface section, 2-step groove section, 3-smooth sleeve section, 4-internal convex ring section, 5-corrugated pipe section, 6-straight sleeve section, 7-harness installation sealing opening section, 71-annular sealing groove, 72-annular embedding groove, 8-reinforcing mesh cloth sleeve layer, 91-annular sealing element, 92-annular sealing convex part and 93-annular embedding convex part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1: referring to fig. 1 to 3, a wire harness sealing rubber sleeve comprises a rubber sleeve body, wherein the rubber sleeve body comprises a connector interface section 1, a corrugated pipe section 5 and a wire harness installation sealing interface section 7, the connector interface section 1 is sleeved on a connector, the right side of the connector interface section 1 is integrally connected with a smooth sleeve section 3, the right side of the smooth sleeve section 3 is integrally connected with the corrugated pipe section 5, the right side of the corrugated pipe section 5 is integrally connected with a straight sleeve section 6, and the right side of the straight sleeve section 6 is integrally connected with a wire harness installation sealing interface section 7, which is sleeved on a wire harness;
the inner wall of the joint between the connector interface section 1 and the smooth sleeve section 3 is provided with a step groove part 2 for limiting the outer side end of the butt-joint plug-in unit, and the inner wall of the joint between the straight sleeve section 3 and the corrugated pipe section 5 is provided with an inner convex ring part 4 for limiting the inner side end of the butt-joint plug-in unit.
By the structural design, the circuit connector of the automobile urea sensor can be stably limited in the smooth sleeve section 3, and a good sealing effect can be achieved. During the use, 1 accessible interference fit suit of connector interface section is on the connector, and 7 accessible interference fit suits of sealed mouthful section of pencil installation are on the pencil, and the equipment preparation is convenient.
The end face of the connector interface section 1 is of an oval structure, and the end face of the wire harness installation sealing port section 7 is of a circular structure. The rubber sleeve body is integrally formed by silicon rubber. Utilize the stronger silicon rubber of ageing properties to make bellows section 5, be favorable to promoting whole life and sealed effect, guaranteed the elasticity surplus of pencil and connector assembly position.
Example 2: referring to fig. 4 to 5, a wire harness sealing rubber sleeve is different from that of embodiment 1 in that a reinforcing mesh fabric jacket layer 8 is embedded inside a corrugated pipe section 5, a left side edge of the reinforcing mesh fabric jacket layer 8 extends into a smooth jacket section 3, and a right side edge of the reinforcing mesh fabric jacket layer 8 extends into a straight jacket section 6.
The arrangement of the internal reinforcing mesh cloth jacket layer of the corrugated pipe section 5 can further improve the tensile capacity and the bending capacity of the rubber sleeve, and prolong the service life of the corrugated pipe section.
The inner walls of the connector interface section 1 and the wire harness installation sealing port section 7 are provided with annular sealing grooves 71, the inner walls of the annular sealing grooves 71 are provided with annular embedded grooves 72, annular sealing pieces 91 are arranged in the annular sealing grooves 71 in a fitting manner, and annular embedded convex parts 93 embedded in the annular embedded grooves 72 extend from the outer walls of the annular sealing pieces 91.
The half section of the annular sealing member 91 is arc-shaped, and annular sealing protrusions 92 for covering the annular protrusions on the wire harness extend from the inner sides of both ends of the annular sealing member 91.
After the interference fit suit, the annular sealing convex part 92 can be tightly attached to the annular convex part of the wiring harness or the connector, the structural design of the annular sealing element 91 is reasonable, and the sealing capability after the rubber sleeve suit can be further improved.
In the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only terms of relationships determined for convenience of describing structural relationships of the parts or elements of the present invention, and are not intended to refer to any parts or elements of the present invention, and are not to be construed as limiting the present invention.
Claims (6)
1. The utility model provides a pencil seal gum cover, includes the gum cover body, its characterized in that: the rubber sleeve body comprises a connector interface section (1), a corrugated pipe section (5) and a wire harness installation sealing opening section (7), wherein the connector interface section (1) is sleeved on a connector, the right side of the connector interface section (1) is integrally connected with a smooth sleeve section (3), the right side of the smooth sleeve section (3) is integrally connected with the corrugated pipe section (5), the right side of the corrugated pipe section (5) is integrally connected with a straight sleeve section (6), and the right side of the straight sleeve section (6) is integrally connected with the wire harness installation sealing opening section (7) which is sleeved on a wire harness;
the connector is characterized in that a step groove part (2) used for limiting the outer end of the plug-in unit in a butt joint mode is arranged on the inner wall of the joint between the connector interface section (1) and the smooth sleeve section (3), and an inner convex ring part (4) used for limiting the inner end of the plug-in unit in a butt joint mode is arranged on the inner wall of the joint between the smooth sleeve section (3) and the corrugated pipe section (5).
2. The wire harness sealing rubber sleeve as claimed in claim 1, wherein: the end face of the connector interface section (1) is of an oval structure, and the end face of the wire harness installation sealing opening section (7) is of a circular structure.
3. The wire harness sealing rubber sleeve as claimed in claim 1, wherein: the rubber sleeve body is integrally formed by silicon rubber.
4. The wire harness sealing rubber sleeve as claimed in claim 3, wherein: corrugated pipe section (5) inside inlays and is equipped with and strengthens screen cloth jacket layer (8), and the left side limit of strengthening screen cloth jacket layer (8) extends to smooth-going cover section (3) inside, and the right side limit of strengthening screen cloth jacket layer (8) extends to straight cover section (6) inside.
5. The wire harness sealing rubber sleeve as claimed in claim 1, wherein: the inner wall of connector interface section (1) and pencil installation sealing port section (7) is opened and is all been equipped with annular seal groove (71), and annular embedded groove (72) are seted up to the inner wall of annular seal groove (71), and the laminating is provided with annular sealing member (91) in annular seal groove (71), extends on the outer wall of annular sealing member (91) to be equipped with and is used for inlaying the annular of inlaying in annular embedded groove (72) and inlays dress convex part (93).
6. The wire harness sealing rubber sleeve as claimed in claim 5, wherein: the half section of the annular sealing piece (91) is arc-shaped, and annular sealing convex parts (92) used for coating the annular convex parts on the wire harness extend from the inner sides of the two ends of the annular sealing piece (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121932693.XU CN216146073U (en) | 2021-08-17 | 2021-08-17 | Wire harness sealing rubber sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121932693.XU CN216146073U (en) | 2021-08-17 | 2021-08-17 | Wire harness sealing rubber sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216146073U true CN216146073U (en) | 2022-03-29 |
Family
ID=80806086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121932693.XU Active CN216146073U (en) | 2021-08-17 | 2021-08-17 | Wire harness sealing rubber sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216146073U (en) |
-
2021
- 2021-08-17 CN CN202121932693.XU patent/CN216146073U/en active Active
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