CN215596091U - Plug cover with overlapped design - Google Patents

Abstract

The utility model discloses a plug cover with an overlapped design, which comprises an opposite inner cover and an opposite outer cover which are adjacent and have two end surfaces arranged in parallel, wherein the opposite inner ends of the opposite inner cover and the opposite outer cover are overlapped and staggered up and down, the opposite inner end of the outer end surface of the opposite outer cover is provided with a fixing convex part, the fixing convex part is provided with a fixing hole, the middle of the fixing convex part is provided with an inner concave part, the opposite inner end of the outer end surface of the opposite inner cover is provided with an outer convex part, two sides of the outer convex part are provided with mounting concave parts, the opposite inner end of the inner end surface of the opposite inner cover is provided with a positioning connecting part sunken towards the circle center of the opposite inner cover, the opposite inner end of the inner end surface of the opposite outer cover is provided with a positioning mounting part, two ends of the positioning connecting part are provided with a lapping claw, an arc-shaped notch is arranged on the lapping claw, and the opposite outer ends of the opposite inner cover and the opposite outer cover are provided with positioning ends. The utility model solves the problem that the relative position precision of the integral injection molding part is not high and can not be implemented, and under the coordination of supporting reaction force, the blocking cover can realize centering and reduce the eccentric compression ratio.

Description

Plug cover with overlapped design

Technical Field

The utility model relates to a plug cover with an overlapped design.

Background

Oil cleaner, the oil cooler, one-way check valve, machine oil temperature control valve, the service valve, the water pump spiral case, vice oil duct pressure limiting valve, machine oil temperature pressure sensor interface, the warm braw is advanced return water interface and organism and is turned on water the interface isotructure and all need the blanking cover to carry out the shutoff and seal, blanking cover to adjacent mounting hole, prior art adopts integrative injection moulding mostly, integrative injection moulding's blanking cover installation is accurate, but accumulative tolerance can appear because whole injection moulding's blanking cover installation in this index of eccentric compression ratio, accumulative tolerance can lead to the blanking cover emergence sealed badly to appear.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the plug cover with the overlapped design, so that the problem that the relative position precision of an integral injection molding part is not high and the implementation cannot be realized is solved, under the coordination of support reaction force, the plug cover can realize centering, and the eccentric compression ratio is reduced.

In order to solve the technical problem, the utility model comprises an opposite inner cover and an opposite outer cover which are adjacent and have two end surfaces arranged in parallel, and positioning platforms extending along the axial direction are arranged on the inner end surfaces of the opposite inner cover and the opposite outer cover respectively, the utility model is structurally characterized in that the opposite inner ends of the opposite inner cover and the opposite outer cover are arranged in a vertically overlapped and staggered manner, the opposite inner ends of the opposite outer end surfaces of the opposite outer cover are provided with fixing convex parts which are symmetrically arranged and are convexly arranged towards the outer end surface of the opposite inner cover, the fixing convex parts are provided with fixing holes, the middle position of the fixing convex parts relative to the outer end surface of the outer cover is provided with an inner concave part, the opposite inner ends of the outer end surfaces of the opposite inner covers are provided with outer convex parts which are correspondingly arranged with the inner concave parts, the two sides of the outer convex parts are provided with mounting concave parts corresponding to the fixing convex parts, the opposite inner ends of the inner end surfaces of the opposite inner cover are provided with positioning connecting parts which are concave towards the circle center of the opposite to the inner cover, and the inner end surfaces of the opposite outer cover are provided with positioning mounting parts, the both ends of location connecting portion are equipped with the overlap joint claw, set up the arc breach that sets up with the fixed orifices coaxial line on the overlap joint claw, relative inner cup with all be equipped with the location end on the relative outer end of relative enclosing cover.

After the structure is adopted, when the plug cover with overlapped design is installed in the adjacent installation hole, the adjacent parts of the relative inner cover and the relative outer cover are firstly overlapped and staggered up and down, the fixing bolt penetrates through the fixing convex part and the arc-shaped notch to be in threaded connection with the bolt hole at the periphery of the installation hole, the fixing bolt penetrates through the positioning end to be in threaded connection with the bolt hole at the periphery of the installation hole, which is equivalent to that the relative inner cover and the relative outer cover are fixed by three points, the installation stability of the relative inner cover and the relative outer cover can be ensured due to the matching of the installation convex part and the installation concave part and the matching of the inner concave part and the outer convex part, the relative inner cover and the relative outer cover can only generate the offset in the relative radial direction, namely the distance between the circle centers of the relative inner cover and the relative outer cover is adjusted, the overlapping claw can realize the adjustment of the distance between the arc-shaped notch and the fixing bolt, thereby adjusting the distance between the relative inner cover and the relative outer cover, therefore, under the coordination of supporting reaction, the blocking cover can realize centering, the eccentric compression ratio is reduced, and then the relative inner cover and the relative outer cover are fixed at the mounting hole through the fixing bolt.

As an improved technical solution, an adjustment gap is left between the inner end face of the inner opposing cover and the inner end face of the outer opposing cover, and an adjustment gap is left between the outer end face of the inner opposing cover and the inner end face of the outer opposing cover.

As an improved technical scheme, the radian of the arc-shaped notch is larger than 180 degrees, the opening of the arc-shaped notch faces the relative outer cover, and the inner diameter of the arc-shaped notch is larger than that of the fixing hole.

As an improved technical scheme, the edge of the outer end face of the inner cover is provided with a ring rib, the center of the outer end face of the inner cover is provided with a ring platform convex rib, a plurality of reinforcing ribs are arranged between the side wall of the ring platform convex rib and the inner wall of the ring rib, and the lower parts of the reinforcing ribs are fixedly connected with the outer end face of the inner cover.

As an improved technical scheme, the edge of the outer end face of the outer cover is provided with an annular rib, the center of the outer end face of the outer cover is provided with an annular bulge, a plurality of reinforcing ribs are arranged between the side wall of the annular bulge and the inner wall of the annular rib, and the lower parts of the reinforcing ribs are fixedly connected with the outer end face of the outer cover.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the structure of FIG. 1;

FIG. 3 is a schematic top view of the structure of FIG. 1;

FIG. 4 is a bottom view of the structure of FIG. 1;

FIG. 5 is a top view schematic of the opposing inner cap of FIG. 1;

FIG. 6 is a bottom view of the opposing inner lids of FIG. 1;

FIG. 7 is a schematic top view of the opposing cover of FIG. 1;

FIG. 8 is a bottom view of the opposing outer lid of FIG. 1;

in the figure: 1-relative outer cover, 2-annular bulge, 3-fixed bulge, 4-relative inner cover, 5-annular boss convex rib, 6-overlapping claw, 7-reinforcing rib, 8-positioning boss, 9-sealing ring, 10-positioning end, 11-fixing bolt and 12-gap adjustment.

Detailed Description

Referring to fig. 1-8, the plug cap with overlapped design comprises an adjacent opposite inner cap 4 and an opposite outer cap 1, wherein the inner end face and the outer end face of the opposite inner cap 4 and the opposite outer cap 1 are arranged in parallel, the outer end face edge of the opposite inner cap 4 is provided with a ring rib, the central position of the outer end face of the opposite inner cap 4 is provided with a ring boss rib 5, a plurality of reinforcing ribs are arranged between the side wall of the ring boss rib 5 and the inner wall of the ring rib, the lower parts of the reinforcing ribs are fixedly connected with the outer end face of the opposite inner cap 4, the outer end face edge of the opposite outer cap 1 is provided with a ring rib, the central position of the outer end face of the opposite outer cap 1 is provided with a ring bulge 2, a plurality of reinforcing ribs are arranged between the side wall of the ring bulge 2 and the inner wall of the ring rib, the lower parts of the reinforcing ribs are fixedly connected with the outer end face of the opposite outer cap 1, six reinforcing ribs 7 are arranged, the included angle formed by the adjacent reinforcing ribs 7 is 60 degrees, wherein the ring boss rib 5 and the ring bulge 2 can be conveniently and effectively distinguished by an operator when the plug cap is installed, the working efficiency is improved, and the reinforcing ribs 7 can increase the stability of the relative inner cover and the relative outer cover; the inner end faces of the inner cover 4 and the outer cover 1 are provided with positioning tables 8 extending along the axial direction, the outer diameter of each positioning table 8 is smaller than the outer diameter of each inner cover 4 and the outer cover 1, each positioning table 8 is arranged corresponding to the corresponding mounting hole, the outer diameter of each positioning table 8 is slightly smaller than the inner diameter of the corresponding mounting hole, a ring groove is formed in the side wall of each positioning table 8, a sealing ring 9 is correspondingly arranged in each ring groove, each positioning table can position the corresponding inner cover 4 and the corresponding outer cover 1, and the sealing rings 9 can ensure the sealing performance of the corresponding inner cover 4 and the corresponding outer cover 1; the opposite outer ends of the opposite inner cover 4 and the opposite outer cover 1 are respectively provided with a positioning end 10, the positioning end 10 is provided with a positioning hole, the positioning hole can pass through a fixing bolt, the opposite inner ends of the opposite inner cover 4 and the opposite outer cover 1 are arranged in an up-down overlapping staggered manner, the opposite inner end of the outer end surface of the opposite outer cover 1 is provided with a fixing convex part which is convex towards the opposite inner end, the fixing convex part is provided with a fixing hole, the fixing bolt can be inserted into the fixing hole, the fixing convex parts are symmetrically arranged along the connection line of the circle centers of the opposite inner cover 4 and the opposite outer cover 1, the outer end surface of the opposite outer cover 1 between the fixing convex parts is provided with an inner concave part which is concave towards the middle, the opposite inner end surface of the outer end surface of the opposite inner cover is provided with an outer convex part which is corresponding to the inner concave part, the outer convex part is arranged from the opposite inner cover 4 to the opposite outer cover 1 in a protruding manner, the two sides of the outer convex part are provided with mounting concave parts corresponding to the fixing convex parts, and an adjusting gap 12 is left between the outer end surface of the opposite outer cover 4 and the opposite outer end surface of the opposite outer cover 1, the corresponding installation of the fixing convex parts and the installation concave parts and the corresponding installation of the inner concave parts and the outer convex parts realize staggered arrangement, the staggered arrangement can ensure the connection stability between the relative inner cover and the relative outer cover, and the radial distance adjustment in the relative direction between the relative inner cover and the relative outer cover can be realized by adjusting the gap 12; the inner end of the inner end surface of the inner cover 4 is provided with a positioning connection part, the sum of the thicknesses of the fixing convex part and the positioning connection part is the same as the thicknesses of the inner cover 4 and the outer cover 1, the thickness of the fixing convex part is the same as the thickness of the positioning connection part, the positioning connection part is in an arc shape which is sunken towards the circle center of the inner cover 4, the inner end surface of the outer cover 1 is provided with a positioning installation part, the positioning installation part is in an arc shape which surrounds a positioning platform, the two ends of the positioning connection part are provided with a lapping claw, the lapping claw is provided with an arc-shaped notch, the radian of the arc-shaped notch is larger than 180 degrees, the inner diameter of the arc-shaped notch is larger than the inner diameter of the fixing hole, the arc-shaped notch and the fixing hole are arranged coaxially, an adjusting gap 12 is reserved between the positioning connection part and the positioning installation part, and a fixing bolt penetrates through the arc-shaped notch and the fixing hole to press the inner cover 4 and the outer cover 1 at the installation hole, the distance between the circle center of the arc-shaped notch and the fixing bolt 11 can be adjusted by the arc-shaped notch, so that the distance between the inner cover 4 and the outer cover 1 can be adjusted.

When the plug cover is used, when the plug cover with an overlapped design is installed in adjacent installation holes, firstly, the adjacent parts of the opposite inner cover and the opposite outer cover are overlapped and staggered up and down, the installation convex parts and the installation concave parts are installed correspondingly, meanwhile, the positioning connecting parts are installed correspondingly to the positioning connecting parts, then the fixing bolts 11 penetrate through the fixing convex parts 3 and the arc-shaped gaps to be in threaded connection with bolt holes at the periphery of the installation holes, namely, the opposite inner cover and the opposite outer cover are pressed at the installation holes, meanwhile, the fixing bolts 11 penetrate through the positioning ends 10 to be in threaded connection with the bolt holes at the periphery of the installation holes, which is equivalent to that the opposite inner cover 4 and the opposite outer cover 1 are fixed at three points, so that the installation position is fixed, because the adjacent parts of the opposite inner cover 4 and the opposite outer cover 1 are overlapped and staggered up and down, the matching of the installation convex parts and the installation concave parts, and the matching of the inner concave parts and the outer convex parts can ensure the stability of the opposite inner cover 4 and the opposite outer cover 1, the relative inner cover 4 and the relative outer cover 1 can only have the offset in the relative radial direction, namely, the distance between the circle centers of the relative inner cover 4 and the relative outer cover 1 is adjusted, the arc-shaped gap is arranged to realize the adjustment of the distance between the circle center of the overlapping claw 6 and the fixing bolt 11, so that the distance between the relative inner cover and the relative outer cover is adjusted, the adjusting gap 12 provides an adjusting space for the adjustment of the left-right distance between the relative inner cover and the relative outer cover, so that the blocking cover can realize centering property and reduce the eccentric compression ratio under the coordination of the supporting reaction force of the sealing ring 9, and then the relative inner cover and the relative outer cover are fixed at the mounting hole through the fixing bolt 11.

Claims (5)

1. A plug cover with an overlapped design comprises an opposite inner cover (4) and an opposite outer cover (1) which are adjacent and are arranged with two end faces parallel and level, and positioning platforms (8) extending along the axial direction are arranged on the inner end faces of the opposite inner cover (4) and the opposite outer cover (1) respectively, and the plug cover is characterized in that the opposite inner covers (4) and the opposite inner ends of the opposite outer cover (1) are arranged in an up-and-down overlapping and staggered manner, fixing convex parts (3) which are symmetrically arranged and are convexly arranged towards the outer end face of the opposite inner cover (4) are arranged on the opposite inner ends of the outer end face of the opposite outer cover (1), fixing holes are arranged on the fixing convex parts (3), an inner concave part is arranged at the middle position of the fixing convex parts (3) relative to the outer end face of the outer cover (4), outer convex parts which are arranged corresponding to the inner concave part are arranged on the opposite inner ends of the outer end face of the opposite inner cover (4), and mounting concave parts corresponding to the fixing convex parts (3) are arranged on two sides of the outer convex parts, be equipped with on the relative inner of relative inner cup (4) inner end face to the sunken location connecting portion in relative inner cup (4) centre of a circle, the relative inner of inner end face of relative enclosing cover (1) is equipped with the location installation department, and the both ends of location connecting portion are equipped with overlap joint claw (6), set up the arc breach with the fixed orifices coaxial line setting on overlap joint claw (6), relative inner cup (4) with all be equipped with location end (10) on the relative outer end of relative enclosing cover (1).

2. Closure according to claim 1, in which an adjustment gap (12) is left between the inner end face of the opposing inner cap (4) and the opposing inner end of the inner end face of the opposing outer cap (1), and an adjustment gap (12) is left between the outer end face of the opposing inner cap (4) and the opposing inner end of the outer end face of the opposing outer cap (1).

3. Closure according to claim 1, wherein the arc of the arc-shaped gap is greater than 180 ° and the opening of the arc-shaped gap is arranged towards the opposing outer cap (1), the inner diameter of the arc-shaped gap being greater than the inner diameter of the fastening hole.

4. The overlapping closure according to claim 1, wherein the outer end face of the inner cap (4) is provided with a ring rib at the edge, the outer end face of the inner cap (4) is provided with a ring-shaped rib (5) at the center, a plurality of reinforcing ribs (7) are arranged between the side wall of the ring-shaped rib (5) and the inner wall of the ring rib, and the lower parts of the reinforcing ribs (7) are fixedly connected with the outer end face of the inner cap (4).

5. The overlapping closure according to claim 1, wherein the outer end face of the outer cap (1) is provided with a ring rib at the edge, the outer end face of the outer cap (1) is provided with a ring protrusion (2) at the center, a plurality of reinforcing ribs (7) are arranged between the side wall of the ring protrusion (2) and the inner wall of the ring rib, and the lower parts of the reinforcing ribs (7) are fixedly connected with the outer end face of the outer cap (1).

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