CN211010340U

CN211010340U - Lining pipe convenient to install tee bend malleable cast iron pipe fitting

Info

Publication number: CN211010340U
Application number: CN201921356062.0U
Authority: CN
Inventors: 曹鑫琦
Original assignee: Taigu Yuxin Ma Steel Casting Co ltd
Current assignee: Taigu Yuxin Ma Steel Casting Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-07-14
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a convenient-to-install three-way malleable iron pipe fitting lining pipe, which comprises a malleable iron pipe fitting and a lining part, the lining part comprises a straight-through lining pipe and a vertical lining pipe, the middle part of the straight-through lining pipe is provided with an upward connecting pipe, the vertical lining pipe is inserted on the connecting pipe, one side of the connecting pipe facing the vertical lining pipe is provided with a bonding ring groove, the lower end of the vertical lining pipe is provided with a bonding insert ring which is inserted in the bonding ring groove, a bonding cavity is arranged between the bonding ring groove and the bonding insert ring, a bonding body II is arranged in the bonding cavity, the inner wall of the bonding ring groove is vertical, the outer wall of the bonding ring groove is obliquely arranged and inclines from top to bottom towards the outer side, the section of the bonding ring groove is trapezoidal, the cross-section of bonding insert ring is rectangle, the inner wall of bonding insert ring is laminated with the inner wall of bonding annular, the width of bonding annular is greater than the width of bonding insert ring. The utility model discloses can avoid the inside diameter size of interior bushing spare malleable cast iron pipe fitting extravagant.

Description

Lining pipe convenient to install tee bend malleable cast iron pipe fitting

Technical Field

The utility model relates to a connecting piece, more specifically the bushing pipe in tee bend malleable cast iron pipe fitting easy to assemble that says so.

Background

In the malleable iron pipe fitting, because the material problem of itself usually, can take place to oxidize rust under high temperature or acid-base environment, adopt the stainless steel inside lining in order to prevent that malleable iron pipe fitting is inside to be corroded usually, at the intraductal stainless steel inside lining of installation of tee bend malleable iron, but because the internal diameter size problem of tee bend malleable iron pipe can restrict the size of stainless steel inside lining, can cause the waste of tee bend malleable iron pipe internal diameter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a bushing pipe in tee bend malleable cast iron pipe spare easy to assemble, includes malleable cast iron pipe spare and interior bushing member, and interior bushing member installs in the malleable cast iron pipe spare, is provided with bonding body one between malleable cast iron pipe spare and the interior bushing member, interior bushing member is including bushing pipe and the perpendicular bushing pipe in leading, the middle part of the bushing pipe in leading is provided with ascending connecting pipe, the bushing pipe is pegged graft in perpendicular on the connecting pipe, one side that the connecting pipe was provided with the bonding annular towards the perpendicular bushing pipe in the connecting pipe, the lower extreme of the bushing pipe in perpendicular is provided with the bonding and inserts the ring, the bonding is inserted the ring and is pegged graft in the bonding annular, it is provided with the bonding cavity to bond between the annular.

Through the technical scheme, the utility model discloses in set the interior bushing member to direct interior bushing pipe and perpendicular interior bushing pipe two parts, and insert the ring through bonding, the connection of bonding annular and bonding body two realizes interior bushing member's connection, the direct interior bushing pipe disect insertion of tee bend malleable iron pipe fitting straight tube part during the installation, need not consider the size of vertical part length, the size of interior bushing pipe can be enlargied as far as possible, avoid interior bushing pipe to the size waste of tee bend malleable iron pipe fitting, then on the connecting pipe is pegged graft through the perpendicular vertical part of the direct follow tee bend malleable iron pipe fitting of interior bushing pipe, simple to operate and can reduce the waste of malleable iron pipe fitting internal diameter.

Preferably, the inner wall that bonds the annular is perpendicular, and the outer wall slope sets up from the top down towards outside slope, the cross-section that bonds the annular is trapezoidal, the cross-section that bonds the insert ring is rectangle, the inner wall that bonds the insert ring is laminated with the inner wall that bonds the annular, the width that bonds the annular is greater than the width that bonds the insert ring.

Through the technical scheme, the bonding ring groove with the trapezoidal section can be full of the bonding cavity after the bonding insert ring is inserted, the bonding body II and the bonding insert ring are bonded in the ring groove to form a trapezoid shape, so that the clamping block is used, and the bonding and fixing clamping effects are realized.

Preferably, the upper edge of the connecting pipe is provided with a plurality of communicating holes on the side wall outside the bonding ring groove, the communicating holes communicate with the bonding ring groove and the cavity between the malleable cast iron pipe fitting and the lining fitting, and the bonding body I and the bonding body II are fixedly bonded.

Through the technical scheme, the second bonding body can enter the cavity between the bonding ring groove and the malleable cast iron pipe and the lining part after being extruded by the bonding insert ring and is mutually fused with the first bonding body by the arrangement of the communicating holes, and the first bonding body is condensed to finish the fixation of the lining part.

Preferably, the lower end face of the bonding insert ring is provided with a liquid guide inclined plane, and the liquid guide inclined plane inclines towards the inner wall of the bonding insert ring from top to bottom.

Through the technical scheme, the adhesive body II is prevented from entering the inner lining part due to the arrangement of the liquid guide inclined plane.

Preferably, the limiting check ring extends into the malleable cast iron pipe fitting and abuts against the lining part, the inner diameter of the limiting check ring is equal to that of the lining part, and the first bonding body is arranged among the limiting check ring, the outer wall of the lining part and the inner wall of the malleable cast iron pipe fitting.

Through above-mentioned technical scheme, spacing retaining ring can play the effect of location and blockking bonding body one.

Drawings

FIG. 1 is a schematic structural view of a tee malleable cast iron pipe fitting lining pipe convenient to install according to the present invention;

fig. 2 is a partially enlarged view of a in fig. 1.

Reference numerals: 1. malleable iron pipe fittings; 2. a lining member; 21. directly passing through the lining pipe; 22. a vertical liner tube; 3. bonding the first body; 4. a connecting pipe; 5. sticking an insert ring; 6. a second bonded body; 7. a communicating hole; 8. and a limiting retainer ring.

Detailed Description

The embodiment of the utility model relates to a bushing pipe in tee bend malleable cast iron pipe fitting easy to assemble is further explained with reference to fig. 1.

A tee T malleable iron pipe fitting lining pipe convenient to install comprises a malleable iron pipe fitting 1 and a lining member 2, wherein the lining member 2 is installed in the malleable iron pipe fitting 1, a bonding body I3 is arranged between the malleable iron pipe fitting 1 and the lining member 2, the lining member 2 comprises a straight-through lining pipe 21 and a vertical lining pipe 22, an upward connecting pipe 4 is arranged in the middle of the straight-through lining pipe 21, the vertical lining pipe 22 is spliced on the connecting pipe 4, a bonding ring groove is arranged on one side, facing the vertical lining pipe 22, of the connecting pipe 4, a bonding inserting ring 5 is arranged at the lower end of the vertical lining pipe 22, the bonding inserting ring 5 is spliced in the bonding ring groove, a bonding cavity is arranged between the bonding ring groove and the bonding inserting ring 5, a bonding body II 6 is arranged in the bonding cavity, the inner wall of the bonding ring groove is vertical, the outer wall is obliquely arranged from top to bottom to outside, the cross section, the cross-section that bonds and insert ring 5 is rectangle, the inner wall that bonds and insert ring 5 is laminated with the inner wall that bonds the annular, the width that bonds the annular is greater than the width that bonds and inserts ring 5, connecting pipe 4 goes up along being located the annular outside lateral wall that bonds and be provided with a plurality of intercommunicating pores 7, intercommunicating pore 7 intercommunication bonds the cavity between annular and malleable cast iron pipe fitting 1 and interior backing member 2, bonding body one 3 and bonding body two 6 are fixed to be bonded.

Further, the lower end face of the bonding insert ring 5 is provided with a liquid guide inclined plane, and the liquid guide inclined plane inclines towards the inner wall of the bonding insert ring 5 from top to bottom.

Further, the limiting check ring 8 extends into the malleable cast iron pipe fitting 1 and abuts against the lining fitting 2, the inner diameter of the limiting check ring 8 is equal to that of the lining fitting 2, and the first bonding body 3 is arranged among the limiting check ring 8, the outer wall of the lining fitting 2 and the inner wall of the malleable cast iron pipe fitting 1.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a bushing pipe in tee bend malleable cast iron pipe spare easy to assemble, includes malleable cast iron pipe spare and interior bushing member, and interior bushing member installs in malleable cast iron pipe spare, is provided with bonding body one, its characterized in that between malleable cast iron pipe spare and the interior bushing member: interior bushing member is including bushing pipe and the perpendicular bushing pipe in the through, the middle part of bushing pipe is provided with ascending connecting pipe in the through, the bushing pipe is pegged graft on the connecting pipe in the perpendicular, one side that the bushing pipe was provided with the bonding annular in the connecting pipe orientation is perpendicular, the lower extreme of bushing pipe is provided with the bonding ring in the perpendicular, the bonding ring is pegged graft in the bonding annular, bonding annular and bonding are inserted and are provided with the bonding cavity between the ring, bonding body two in the bonding cavity.

2. The conveniently-installed T-joint malleable cast iron pipe fitting lining pipe as claimed in claim 1, wherein: the inner wall of bonding annular is perpendicular, and the outer wall slope sets up from the top down towards outside slope, the cross-section of bonding annular is trapezoidal, the cross-section of bonding ring is rectangle, the inner wall of bonding ring is inserted with the inner wall laminating of bonding annular, the width of bonding annular is greater than the width of bonding ring.

3. The conveniently-installed tee malleable cast iron pipe fitting lining pipe of claim 2, wherein: the upper edge of the connecting pipe is provided with a plurality of communicating holes on the side wall outside the bonding ring groove, the communicating holes are communicated with the bonding ring groove and a cavity between the malleable cast iron pipe fitting and the lining fitting, and the bonding body I and the bonding body II are fixedly bonded.

4. The conveniently-installed T-joint malleable cast iron pipe fitting lining pipe as claimed in claim 3, wherein: the lower end face of the bonding insert ring is provided with a liquid guide inclined plane, and the liquid guide inclined plane inclines towards the inner wall of the bonding insert ring from top to bottom.

5. The conveniently-installed T-joint malleable cast iron pipe fitting lining pipe as claimed in claim 1, wherein: the female joint of malleable cast iron pipe spare all is equipped with spacing retaining ring, spacing retaining ring extends to inside malleable cast iron pipe spare, contradicts on the interior lining piece, the internal diameter of spacing retaining ring equals with the internal diameter of interior lining piece, bonding body one sets up between the inner wall of spacing retaining ring, interior lining piece and malleable cast iron pipe spare.