CN214446041U

CN214446041U - Portable internal supporting sleeve taking device

Info

Publication number: CN214446041U
Application number: CN202022854235.0U
Authority: CN
Inventors: 周新功; 王海仁; 余彬华; 韩松; 李如佩
Original assignee: Zhejiang Shimge Pump Co Ltd
Current assignee: Zhejiang Shimge Pump Co Ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-10-22
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to a portable internal stay cover ware solves the technical scheme that the not portable, the complicated scheduling problem of operation that prior art exists, adoption: including the ejector pin, down overlap in proper order and restrict from last rotating member, setting element, elastic component, support piece and the cover that expands on the ejector pin, the setting element is used for fixing a position the terminal surface of waiting to get the endotheca product, the elastic component with support the cooperation, rotatory piece with ejector pin screw-thread fit, the pivoted rotatory piece is used for making ejector pin compression elastic component is to making support piece inserts expand the inner chamber of cover and expand the cover. The method has the following effects: the operation is simple and reliable, the use by a user is convenient, the whole structure is simple and small, and the carrying is convenient.

Description

Portable internal supporting sleeve taking device

Technical Field

The utility model relates to an internal stay extractor especially relates to a portable internal stay extractor.

Background

The inner sleeves are embedded in the pipe openings or the inner walls of cavities of some products, the material of the inner sleeves is often different from that of the embedded parts, and the material of the inner sleeves is usually wear-resistant and rust-proof parts such as rubber. When the inner sleeve needs to be taken out, the inner support sleeve taking device is complex in structure, is usually fixed on a machine tool and cannot be conveniently carried. The user or user of the product does not have an inner support sleeve taking device, and when the inner sleeve needs to be replaced, a lot of inconvenience exists.

Disclosure of Invention

An object of the utility model is to solve the above-mentioned problem that prior art exists and provide a portable internal stay cover ware, make the ejector pin move back up end direction through pivoted rotating member, the compression elastic component, the elasticity promotion of elastic component supports the piece, to making support the piece insert the inner chamber of the cover that expands and expand the cover, the cover that expands tightly props on the inner wall of the endotheca of waiting to get, along with continuation pivoted rotation, the ejector pin continues to withdraw from up, parts such as the ejector pin area cover that expands move up together, finally take out the endotheca of waiting to get, and is easy to operate, and is reliable, and the person of facilitating the use uses, and overall structure is succinct and little, and is convenient to carry.

The above technical purpose of the present invention is mainly solved by the following technical solutions: portable internal stay cover ware of getting, its characterized in that includes the ejector pin, down overlaps in proper order and restricts from last rotating member, setting element, elastic component, support piece and the cover that expands on the ejector pin, the setting element is used for fixing a position the terminal surface of waiting to get the endotheca product, the elastic component with support the piece cooperation, the rotating member with ejector pin screw-thread fit, the pivoted the rotating member is used for making ejector pin compression elastic component to messenger support the piece and insert expand the inner chamber of cover and expand the cover that expands. Make the ejector pin move back toward the upper end through pivoted rotating member, the compression elastic component, the elasticity of elastic component promotes to prop and supports the piece, to making to prop the piece and insert the inner chamber of the cover that expands and expand the cover, the cover that expands tightly props on the inner wall of the endotheca of waiting to get, along with continuation pivoted rotation, the ejector pin continues up to withdraw from, the ejector pin takes parts such as the cover that expands to move up together, finally take out the endotheca of waiting to get, easy operation, reliability, the person of facilitating the use uses, overall structure is succinct and little, conveniently carry.

As further improvement and supplement to the above technical scheme, the utility model discloses a following technical measure:

the rotating piece is provided with a handle for conveniently rotating the rotating piece.

The ejector rod is provided with a handle for conveniently supporting the ejector rod.

The expansion sleeve at least comprises two expansion sleeve petals, the expansion sleeve petals are arranged in a centrosymmetric manner by taking the axis as a symmetry line, and the expansion sleeve is provided with an O-shaped ring which is used for hooping the expansion sleeve petals. Typically, the expanding sleeve petals are two or three petals.

The upper end of the expansion sleeve is provided with an inverted frustum-shaped inner cavity, and the lower end of the support piece is matched with the inverted frustum-shaped inner cavity and used for expanding the expansion sleeve. The inner diameter of the upper end of the inverted frustum-shaped inner cavity is larger than that of the lower end, and the inverted frustum-shaped inner cavity is convenient for the smooth insertion of the support piece into the inner cavity of the expansion sleeve.

The lower end of the ejector rod is provided with an anti-falling convex ring used for limiting the rotating piece, the elastic piece, the supporting piece and the expansion sleeve on the ejector rod.

The utility model discloses beneficial effect who has: make the ejector pin move back toward the upper end through pivoted rotating member, the compression elastic component, the elasticity of elastic component promotes to prop and supports the piece, to making to prop the piece and insert the inner chamber of the cover that expands and expand the cover, the cover that expands tightly props on the inner wall of the endotheca of waiting to get, along with continuation pivoted rotation, the ejector pin continues up to withdraw from, the ejector pin takes parts such as the cover that expands to move up together, finally take out the endotheca of waiting to get, easy operation, reliability, the person of facilitating the use uses, overall structure is succinct and little, conveniently carry.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the exploded structure of fig. 1.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a schematic cross-sectional view of fig. 3.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): reference herein to up and down is with respect to the orientation shown in fig. 1 or fig. 3.

As shown in fig. 1 and 2, portable internal-supporting sleeve extractor comprises a top rod 1, wherein a rotating part 2, a positioning part 3, an elastic part 4, a supporting part 5 and an expansion sleeve 6 are sequentially sleeved and limited on the top rod from top to bottom, the positioning part is used for positioning the end face of an inner sleeve product to be extracted, the elastic part is matched with the supporting part, the rotating part is in threaded fit with the top rod, and the rotating part is used for enabling the top rod to compress the elastic part to enable the supporting part to be inserted into an inner cavity of the expansion sleeve and expand the expansion sleeve.

Make the ejector pin move back toward the upper end through pivoted rotating member, the compression elastic component, the elasticity of elastic component promotes to prop and supports the piece, to making to prop the piece and insert the inner chamber of the cover that expands and expand the cover, the cover that expands tightly props on the inner wall of the endotheca of waiting to get, along with continuation pivoted rotation, the ejector pin continues up to withdraw from, the ejector pin takes parts such as the cover that expands to move up together, finally take out the endotheca of waiting to get, easy operation, reliability, the person of facilitating the use uses, overall structure is succinct and little, conveniently carry.

The rotating member is provided with a handle 8 for facilitating rotation of the rotating member.

The ejector rod is provided with a handle 9 for conveniently supporting the ejector rod.

The expansion sleeve at least comprises two expansion sleeve flaps, the expansion sleeve flaps are arranged in a centrosymmetric manner by taking the axis as a symmetry line, the expansion sleeve is provided with an O-shaped ring 10, and the O-shaped ring is used for hooping the expansion sleeve flaps. Typically, the expanding sleeve petals are two or three petals.

The lower end of the ejector rod is provided with an anti-falling convex ring 11 which is used for limiting the rotating piece, the elastic piece, the supporting piece and the expansion sleeve on the ejector rod.

As shown in fig. 3 and 4, an inner sleeve 13 is embedded on the inner wall of the water outlet of the pump body 12, the positioning member 3 abuts against the outer end of the water outlet, the ejector rod 1 is inserted into the water inlet, the rotating member 2 is rotated, the ejector rod 1 is gradually screwed out, under the limitation of the anti-falling convex ring 11, the expanding sleeve 6 and the supporting member 5 are driven to move upwards, so as to compress the elastic member 4, downward elastic force generated on the elastic member 4 acts on the supporting member 5, so that the supporting member 5 is inserted into the inner cavity of the expanding sleeve 6, so as to expand the expanding sleeve 6, the expanding sleeve 6 tightly expands the inner sleeve 13, at this time, the rotating member 2 is continuously rotated, the ejector rod 1 drives the expanding sleeve 6, the inner sleeve 13 and other parts on the ejector rod to move outwards together until the inner sleeve 13 is taken out, the operation is simple and convenient, and the inner supporting sleeve taking device is portable.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. In the above embodiments, the present invention may be variously modified and changed. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Portable internal stay cover ware of getting, its characterized in that includes the ejector pin, down overlaps in proper order and restricts from last rotating member, setting element, elastic component, support piece and the cover that expands on the ejector pin, the setting element is used for fixing a position the terminal surface of waiting to get the endotheca product, the elastic component with support the piece cooperation, the rotating member with ejector pin screw-thread fit, the pivoted the rotating member is used for making ejector pin compression elastic component to messenger support the piece and insert expand the inner chamber of cover and expand the cover that expands.

2. The portable internal bracing sheath device according to claim 1, wherein a handle is provided on the rotating member for facilitating rotation of the rotating member.

3. The portable internal supporting and extracting sleeve device as claimed in claim 1 or 2, wherein the top bar is provided with a handle for facilitating the holding of the top bar.

4. The portable internal-bracing sleeve extractor according to claim 1 or 2, wherein the expansion sleeve comprises at least two expansion sleeve petals, the expansion sleeve petals are arranged in a central symmetry manner by taking an axis as a symmetry line, and an O-shaped ring is arranged on the expansion sleeve and used for hooping the expansion sleeve petals.

5. The portable internal-bracing sleeve extractor according to claim 3, wherein the expansion sleeve comprises at least two expansion sleeve petals, the expansion sleeve petals are arranged in a central symmetry manner by taking an axis as a symmetry line, and an O-shaped ring is arranged on the expansion sleeve and used for hooping the expansion sleeve petals.

6. The portable internal-bracing sleeve extractor according to claim 5, wherein the upper end of the expansion sleeve is provided with an inverted frustum-shaped inner cavity, and the lower end of the bracing member is matched with the inverted frustum-shaped inner cavity for expanding the expansion sleeve.

7. The portable internal supporting and extracting sleeve device as claimed in claim 1 or 2, wherein the lower end of the top bar is provided with an anti-falling convex ring for limiting the rotating member, the elastic member, the supporting member and the expansion sleeve on the top bar.

8. The portable internal supporting and extracting sleeve device as claimed in claim 6, wherein the lower end of the top rod is provided with an anti-falling convex ring for limiting the rotating member, the elastic member, the supporting member and the expansion sleeve on the top rod.