CN210066260U - Sealing device of airing rod - Google Patents
Sealing device of airing rod Download PDFInfo
- Publication number
- CN210066260U CN210066260U CN201920734480.2U CN201920734480U CN210066260U CN 210066260 U CN210066260 U CN 210066260U CN 201920734480 U CN201920734480 U CN 201920734480U CN 210066260 U CN210066260 U CN 210066260U
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- locking sleeve
- section
- sealing cover
- locking
- airing rod
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Abstract
The utility model discloses a sealing device of an air-curing pole, which is characterized in that the sealing cover with internal thread and the locking sleeve of external thread matched with the internal thread of the sealing cover are arranged on the outer wall, the locking sleeve is divided into a leading-in section and a locking section matched with the sealing cover from front to back, the leading-in section is a round platform body with a small front part and a big back part, the locking section is a cylinder, the maximum external diameter of the leading-in section is equal to the external diameter of the locking section, the locking sleeve is provided with a mounting hole which is communicated from front to back and is coaxially arranged, the internal diameter of the mounting hole is in interference fit with the external diameter of the air-curing pole, the locking sleeve is provided with a release notch from front to back along the central axis direction; the airing rod extends into the locking sleeve, and the end of the airing rod is sealed by screwing the sealing cover and the locking sleeve. The advantage is simple structure, and spare part is less, the assembly of being convenient for, and assembly efficiency is high to make the manufacturing cost of whole product can reduce effectively.
Description
Technical Field
The utility model relates to a pole dries in the air, especially relates to a sealing device of pole dries in the air.
Background
Electric clothes drying machines and clothes drying racks are widely used in daily life, and in recent years, the electric clothes drying machines and clothes drying racks are provided with drying rods for drying large clothes, bedding and the like. At present, an existing airing rod used for being installed on an electric airing machine and an existing clothes hanger is usually a hollow stainless steel pipe, and sealing devices are installed at two ends of the airing rod for attractiveness and dust prevention.
Chinese utility model patent No. 201420792699.5 discloses a modified clothes hanger that dries in air pole closing device, seal, the closing cap including screw rod retaining member, telescopic link, screw rod retaining member and telescopic link seal and the screw post that the closing cap passes through the closing cap and the screw thread of screw rod retaining member match and lock, screw rod retaining member have the screens centre that the stuck point was buckled with the mode of buckle and is hung at the telescopic link and seal.
The patent number is 201820469651.9's chinese utility model patent discloses a novel pole end cap subassembly dries in air, including end cap, inflation spare and knob screw, be equipped with a plurality of flexure strips on the end cap, a plurality of flexure strips set up and enclose along end cap circumference and close the cavity that forms and hold the inflation spare, the lateral surface of inflation spare and the medial surface of flexure strip all are equipped with the mutual push inclined plane that enables the outside expansion of flexure strip, the knob screw passes end cap and inflation spare threaded connection, the knob screw receives under the exogenic action, and the inflation spare struts the flexure strip through mutual push inclined plane when being close to the end cap gradually.
The airing rod sealing device or the plug assembly with the structure has the advantages of more parts, high material cost and more assembly processes, so that the assembly efficiency is low, and the integral production cost is higher.
Disclosure of Invention
The utility model aims to solve the technical problem that a closing device of pole dries in air that simple structure, spare part are few, assembly efficiency is high, low in production cost is provided.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
a sealing device of an airing rod comprises a sealing cover with internal threads and a locking sleeve, wherein the outer wall of the sealing cover is provided with external threads matched with the internal threads of the sealing cover, the locking sleeve is divided into a leading-in section and a locking section matched with the sealing cover from front to back, the leading-in section is a circular table body with a small front part and a large back part, the locking section is a cylinder, the maximum outer diameter of the leading-in section is equal to the outer diameter of the locking section, the locking sleeve is provided with a mounting hole which is through from front to back and is coaxially arranged, the inner diameter of the mounting hole is in interference fit with the outer diameter of the airing rod, a release notch is formed in the locking sleeve in a penetrating manner from front to back along the central axis direction of the locking sleeve, and the release notch is communicated with the mounting hole; the airing rod extends into the locking sleeve, and the end of the airing rod is sealed by screwing the sealing cover and the locking sleeve.
The difference between the inner diameter of the mounting hole and the outer diameter of the airing rod is 0-0.5 mm. The diameter difference is set to be 0-0.5mm, so that the stable installation of the airing rods can be ensured.
The difference between the minimum outer diameter of the leading-in section and the maximum outer diameter of the leading-in section is 0-1 mm. Setting the diameter difference at 0-1mm ensures a stable screw-in mounting of the closure.
The width of the release notch is 0.3-0.8 mm. The width of the release notch is controlled to be 0.3-0.8mm, so that the stable clamping and locking of the airing rod can be ensured.
The coaxial closing cap of preceding terminal surface of locking sleeve be provided with a spacing fender ring, the internal diameter of spacing fender ring be less than the internal diameter of mounting hole, spacing fender ring go up along locking sleeve's the central axis direction around run through be provided with release breach matched with preceding spacing breach. The limiting baffle ring is used for limiting the extending position of the end of the airing rod and preventing the end of the airing rod from extending out of the mounting hole, so that high-efficiency assembly is ensured; the arrangement of the front limiting notch is used for matching with the arrangement of the releasing notch, so that when the airing rod extends into the airing rod for installation, the whole locking sleeve can be slightly expanded.
The locking sleeve's rear portion outer wall on outwards the arch be provided with spacing bulge loop, spacing bulge loop go up along locking sleeve's the central axis direction around run through be provided with release breach matched with back spacing breach. The limiting convex ring is used for providing a limiting position for the installation of the sealing cover and avoiding the excessive screwing of the sealing cover; the arrangement of the rear limiting notch is used for matching with the arrangement of the releasing notch, so that when the airing rod extends into the airing rod for installation, the whole locking sleeve can be slightly expanded.
The seal cover comprises an annular seal cover body with a front and back through installation inner cavity, a seal plate is arranged on the front end face of the annular seal cover body, the seal plate seals the front end of the installation inner cavity, and the inner wall of the installation inner cavity is provided with the internal thread. The sealing cover is simple in structure and convenient to manufacture.
The annular sealing cover body is provided with a plurality of anti-skidding grooves at intervals along the circumferential direction. The arrangement of the anti-slip groove is convenient for screwing and installing the sealing cover.
A plurality of the anti-skid grooves are uniformly distributed. The anti-skidding grooves are uniformly distributed, so that the novel anti-skidding window is attractive and convenient to operate.
Compared with the prior art, the utility model has the advantages of: the structure is simple, the parts are fewer, the assembly is convenient, and the assembly efficiency is high, so that the production cost of the whole product is effectively reduced; the locking sleeve with the release notch forms an expandable C-shaped locking part, when the airing rod stretches into and is installed in the installation hole, because the inner diameter of the installation hole formed in the locking sleeve is smaller than the outer diameter of the airing rod, an expansion force can be provided for the locking sleeve, the locking sleeve expands slightly, the sealing cover is slowly screwed in from the leading-in section of the locking sleeve, because the leading-in section of the locking sleeve is of a structure with a small front part and a large rear part, the sealing cover can not be obstructed when being screwed in and installed from the leading-in section, the sealing cover can be ensured to smoothly extend and be screwed in the locking section of the locking sleeve, when the sealing cover is screwed in the locking section, the screwing of the sealing cover can provide an extrusion force for the locking section, and therefore locking fixation between the locking sleeve and the airing rod is achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
FIG. 3 is a schematic structural view of the middle cap of the present invention;
FIG. 4 is a schematic cross-sectional view of a locking sleeve according to the present invention;
FIG. 5 is a schematic structural view of the utility model mounted in cooperation with an airing rod;
fig. 6 is a schematic view of the sectional structure of the utility model installed in cooperation with the airing rod.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 6, a sealing device for an air-curing pole comprises a sealing cover 1 with an internal thread 11 and a locking sleeve 2, wherein the outer wall of the sealing cover 1 is provided with an external thread 21 matched with the internal thread 11 of the sealing cover 1, the locking sleeve 2 is divided into an introduction section 201 and a locking section 202 matched with the sealing cover 1 from front to back, the introduction section 201 is a circular truncated cone with a small front part and a large back part, the locking section 202 is a cylinder, the maximum outer diameter of the introduction section 201 is equal to the outer diameter of the locking section 202, the locking sleeve 2 is provided with a mounting hole 203 which is through from front to back and is coaxially arranged, the inner diameter of the mounting hole 203 is in interference fit with the outer diameter of the air-curing pole 3, the locking sleeve 2 is provided with a release notch 204 through from front to back along the direction of; the airing rod 3 extends into the locking sleeve 2 and is sealed at the end of the airing rod 3 through the screw connection of the sealing cover 1 and the locking sleeve 2.
In this embodiment, the difference between the inner diameter of the mounting hole 203 and the outer diameter of the airing rod 3 is 0-0.5 mm.
In this embodiment, the difference between the minimum outer diameter of the lead-in section 201 and the maximum outer diameter of the lead-in section 201 is 0-1 mm.
In this embodiment, the width of the relief notch 203 is 0.3-0.8 mm.
In this embodiment, the front end face of the locking sleeve 2 is coaxially covered with a limit stop ring 22, the inner diameter of the limit stop ring 22 is smaller than the inner diameter of the mounting hole 203, and a front limit notch 221 matched with the release notch 204 is arranged on the limit stop ring 22 in a front-back penetrating manner along the central axis direction of the locking sleeve 2.
In this embodiment, the outer wall of the rear portion of the locking sleeve 2 is provided with a limiting convex ring 23 protruding outwards, and a rear limiting notch 231 matched with the releasing notch 204 is arranged on the limiting convex ring 23 in a front-rear penetrating manner along the central axis direction of the locking sleeve 2.
In this embodiment, the sealing cap 1 includes an annular sealing cap body 101 having a front-rear penetrating mounting cavity 103, a sealing plate 102 is provided on a front end surface of the annular sealing cap body 101, the sealing plate 102 seals the front end of the mounting cavity 103, and an inner wall of the mounting cavity 103 is provided with an internal thread 11.
In this embodiment, a plurality of anti-slip grooves 1011 are circumferentially spaced around the annular closure body 101.
In this embodiment, a plurality of anti-slip grooves 1011 are uniformly disposed.
Claims (9)
1. A sealing device of an airing rod is characterized by comprising a sealing cover with internal threads and a locking sleeve, wherein the outer wall of the sealing cover is provided with external threads matched with the internal threads of the sealing cover, the locking sleeve is divided into a leading-in section and a locking section matched with the sealing cover from front to back, the leading-in section is a circular truncated cone with a small front part and a large back part, the locking section is a cylinder, the maximum outer diameter of the leading-in section is equal to the outer diameter of the locking section, the locking sleeve is provided with a mounting hole which is through from front to back and coaxially arranged, the inner diameter of the mounting hole is in interference fit with the outer diameter of the airing rod, a release notch is formed in the locking sleeve in a penetrating manner from front to back along the direction of the central axis of the locking sleeve, and the release notch is communicated with the mounting hole; the airing rod extends into the locking sleeve, and the end of the airing rod is sealed by screwing the sealing cover and the locking sleeve.
2. The sealing device for an air-drying pole of claim 1, wherein the difference between the inner diameter of the mounting hole and the outer diameter of the air-drying pole is 0-0.5 mm.
3. A closure for an air rod as claimed in claim 1, wherein the difference between the minimum outer diameter of said lead-in section and the maximum outer diameter of said lead-in section is 0-1 mm.
4. A closure for an air-drying pole as claimed in claim 1, wherein said relief notch has a width of 0.3-0.8 mm.
5. The sealing device for the airing rod as claimed in claim 1, wherein the locking sleeve is provided with a limiting stop ring coaxially covering the front end face of the locking sleeve, the inner diameter of the limiting stop ring is smaller than that of the mounting hole, and a front limiting notch matched with the release notch is formed in the limiting stop ring in a front-back penetrating manner along the central axis direction of the locking sleeve.
6. The sealing device for the airing rod as claimed in claim 1, wherein a limiting convex ring is convexly arranged on the outer wall of the rear portion of the locking sleeve, and rear limiting notches matched with the releasing notches are arranged on the limiting convex ring in a front-rear penetrating mode along the direction of the central axis of the locking sleeve.
7. The sealing device for an airing rod according to claim 1, wherein the sealing cover comprises an annular sealing cover body with a front-rear through installation cavity, a sealing plate is arranged on the front end surface of the annular sealing cover body and used for sealing the front end of the installation cavity, and the inner wall of the installation cavity is provided with the internal thread.
8. The sealing device for an air rod as claimed in claim 7, wherein the annular sealing body is circumferentially provided with a plurality of anti-slip grooves at intervals.
9. The sealing device for an air-curing rod as claimed in claim 8, wherein a plurality of said anti-slip grooves are uniformly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920734480.2U CN210066260U (en) | 2019-05-21 | 2019-05-21 | Sealing device of airing rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920734480.2U CN210066260U (en) | 2019-05-21 | 2019-05-21 | Sealing device of airing rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210066260U true CN210066260U (en) | 2020-02-14 |
Family
ID=69453301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920734480.2U Active CN210066260U (en) | 2019-05-21 | 2019-05-21 | Sealing device of airing rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210066260U (en) |
-
2019
- 2019-05-21 CN CN201920734480.2U patent/CN210066260U/en active Active
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