CN214037261U - Composite flange with good leakage-proof performance - Google Patents

Composite flange with good leakage-proof performance Download PDF

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Publication number
CN214037261U
CN214037261U CN202022907478.6U CN202022907478U CN214037261U CN 214037261 U CN214037261 U CN 214037261U CN 202022907478 U CN202022907478 U CN 202022907478U CN 214037261 U CN214037261 U CN 214037261U
Authority
CN
China
Prior art keywords
flange
fixedly connected
sealing washer
good
proof performance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202022907478.6U
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Chinese (zh)
Inventor
葛小红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Guangtong Tube Manufacturing Co ltd
Original Assignee
Jiangsu Guangtong Tube Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Guangtong Tube Manufacturing Co ltd filed Critical Jiangsu Guangtong Tube Manufacturing Co ltd
Priority to CN202022907478.6U priority Critical patent/CN214037261U/en
Application granted granted Critical
Publication of CN214037261U publication Critical patent/CN214037261U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a compound flange that leak protection performance is good, including first flange and second flange, the equal fixedly connected with connecting pipe in one side that first flange and second flange deviate from mutually to be provided with interior village between first flange and the second flange, the equal fixedly connected with fixture block in both sides of interior village, the inner wall fixedly connected with installation piece of first flange and second flange, the draw-in groove with fixture block looks adaptation is seted up to one side of installation piece, one side of installation piece is provided with the connecting piece, and the first seal ring of one side fixedly connected with of connecting piece, first flange and second flange pass through the bolt and fix mutually, and the first flange of table of bolt one end and the relative one side of second flange are provided with second seal ring, the utility model relates to a compound flange technical field. This compound flange that leak protection performance is good has solved current pipeline flange, generally only seals through the liner, and sealing means is single, the general problem of sealed effect.

Description

Composite flange with good leakage-proof performance
Technical Field
The utility model relates to a composite flange technical field specifically is a composite flange that leak protection performance is good.
Background
The pipeline flange is used for equipment, namely an inlet flange and an outlet flange of the equipment, the flange is provided with holes, the two flanges are tightly connected through bolts, the flanges are sealed through gaskets, the flanges are connected with the flanges through threads, welding flanges and clamping flanges, the flanges are used in pairs, a low-pressure pipeline can use a threaded flange, the welding flanges with pressure of more than four kilograms are used, a sealing gasket is added between the two flange plates, and then the flange plates are fastened through the bolts.
The existing pipeline connecting flange is generally sealed only through a gasket, the sealing means is single, the sealing effect is general, a sealing device needs to be additionally arranged outside the pipeline connecting flange during use, the installation and use process is complicated, and the application range is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a compound flange that leak protection performance is good has solved current pipe connection flange, generally all seals through the liner, and sealed means is single, the general problem of sealed effect.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a compound flange that leak protection performance is good, includes first flange and second flange, the equal fixedly connected with connecting pipe in one side that first flange and second flange deviate from mutually to be provided with interior village between first flange and the second flange, the equal fixedly connected with fixture block in both sides of interior village, the inner wall fixedly connected with installation piece of first flange and second flange, the draw-in groove with fixture block looks adaptation is seted up to one side of installation piece, one side of installation piece is provided with the connecting piece to one side fixedly connected with first seal ring of connecting piece.
The first flange and the second flange are fixed through bolts, a second sealing washer is arranged on one surface, opposite to the first flange and the second flange, of one end of each bolt, and a third sealing washer is fixedly connected to the outer surface of the connecting pipe.
The first flange and the second flange are fixed through bolts, and the first sealing washer, the second sealing washer and the third sealing washer are arranged at one end of each bolt and are made of rubber materials.
The first flange and the second flange are fixed through bolts, the first flange and the second flange on the surface of one end of each bolt are made of metal materials, and the inner village pipes of the connecting pipe are made of stainless steel materials.
The first flange and the second flange are fixed through bolts, threaded holes are formed in the two sides of the first flange and the two sides of the second flange of the meter at one end of each bolt, and the bolts are connected to the inner threads of the threaded holes in a threaded mode.
Preferably: the first flange and the second flange are fixed through bolts, and nuts are connected to the surfaces of one ends of the bolts in a threaded mode.
Advantageous effects
The utility model provides a compound flange that leak protection performance is good. The method has the following beneficial effects:
(1) this compound flange that leak protection performance is good, after the installation is accomplished, interior bushing pipe extrudees first seal ring, make its deformation with the gap shutoff between interior bushing pipe and the flange inner wall, strengthen the leakproofness, and the setting of fixture block and draw-in groove, guarantee the stability of interior bushing pipe, prevent it not hard up, lead to flange leakproofness to descend, the leakproofness of flange has further been strengthened in the setting of rethread second seal ring and third seal ring, current pipe connection flange has been solved, generally all seal through the liner, sealing means is single, the general problem of sealed effect.
(2) This compound flange that leak protection performance is good, this equipment structure is reasonable practical, installation convenient to use to the interior bushing pipe of this flange can be dismantled, the problem that wearing and tearing lead to the leakproofness to descend between two flanges when can avoiding the installation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: the sealing device comprises a first flange 1, a second flange 2, a connecting pipe 3, an inner pipe 4, a clamping block 5, an installation block 6, a clamping groove 7, a connecting piece 8, a first sealing washer 9, a threaded hole 10, a bolt 11, a nut 12, a second sealing washer 13 and a third sealing washer 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a compound flange that leak protection performance is good, includes first flange 1 and second flange 2, its characterized in that: the equal fixedly connected with connecting pipe 3 in one side that first flange 1 and second flange 2 deviate from mutually to be provided with interior village 4 between first flange 1 and the second flange 2, the equal fixedly connected with fixture block 5 in both sides of interior village 4, the inner wall fixedly connected with installation piece 6 of first flange 1 and second flange 2, draw-in groove 7 with fixture block 5 looks adaptation is seted up to one side of installation piece 6, one side of installation piece 6 is provided with connecting piece 8, and the first seal ring 9 of one side fixedly connected with of connecting piece 8.
Further: a second sealing washer 13 is arranged on one surface of the first flange 1 opposite to the second flange 2, and a third sealing washer 14 is fixedly connected to the outer surface of the connecting pipe 3.
Further: the first sealing washer 9, the second sealing washer 13 and the third sealing washer 14 are all made of rubber materials.
Further: the first flange 1 and the second flange 2 are made of metal materials, and the 3 inner village pipes 4 of the connecting pipe are made of stainless steel materials.
Further: threaded holes 10 are formed in two sides of the first flange 1 and the second flange 2, and bolts 11 are connected to the inner threads of the threaded holes 10.
Further: the first flange 1 and the second flange 2 are fixed by bolts 11, and a nut 12 is screwed to a surface of one end of the bolt 11.
During the use, at first with two connecting pipes respectively with two pipeline fixed connection, then install interior bushing pipe 4 between two flanges through fixture block 5, and establish second seal ring 13 at the surface cover of interior bushing pipe 4, pass through at last, bolt 11 with two flange fixed can, after the installation is accomplished, interior bushing pipe 4 extrudees first seal ring 9, make its deformation with the gap shutoff between interior bushing pipe 4 and the flange inner wall, the reinforcing leakproofness, and the setting of fixture block 5 and draw-in groove 7, guarantee interior bushing pipe 4's stability, prevent that it is not hard up, lead to the flange leakproofness to descend.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a compound flange that leak protection performance is good, includes first flange (1) and second flange (2), its characterized in that: the connecting pipe is characterized in that a connecting pipe (3) is fixedly connected to one side, deviating from the first flange (1) and the second flange (2), of the first flange (1) and the second flange (2), an inner pipe (4) is arranged between the first flange (1) and the second flange (2), clamping blocks (5) are fixedly connected to two sides of the inner pipe (4), mounting blocks (6) are fixedly connected to the inner walls of the first flange (1) and the second flange (2), clamping grooves (7) matched with the clamping blocks (5) are formed in one side of the mounting blocks (6), connecting pieces (8) are arranged on one side of the mounting blocks (6), and first sealing gaskets (9) are fixedly connected to one side of the connecting pieces (8).
2. The composite flange with good leakage-proof performance as claimed in claim 1, is characterized in that: the opposite side of the first flange (1) and the second flange (2) is provided with a second sealing washer (13), and the outer surface of the connecting pipe (3) is fixedly connected with a third sealing washer (14).
3. The composite flange with good leakage-proof performance as claimed in claim 2, is characterized in that: the first sealing washer (9), the second sealing washer (13) and the third sealing washer (14) are all made of rubber materials.
4. The composite flange with good leakage-proof performance as claimed in claim 1, is characterized in that: the first flange (1) and the second flange (2) are made of metal materials, and the inner village pipes (4) of the connecting pipe (3) are made of stainless steel materials.
5. The composite flange with good leakage-proof performance as claimed in claim 1, is characterized in that: threaded holes (10) are formed in the two sides of the first flange (1) and the second flange (2), and bolts (11) are connected to the inner threads of the threaded holes (10).
6. The composite flange with good leakage-proof performance as claimed in claim 5, is characterized in that: the first flange (1) and the second flange (2) are fixed through bolts (11), and nuts (12) are connected to the surfaces of one ends of the bolts (11) in a threaded mode.
CN202022907478.6U 2020-12-07 2020-12-07 Composite flange with good leakage-proof performance Expired - Fee Related CN214037261U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022907478.6U CN214037261U (en) 2020-12-07 2020-12-07 Composite flange with good leakage-proof performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022907478.6U CN214037261U (en) 2020-12-07 2020-12-07 Composite flange with good leakage-proof performance

Publications (1)

Publication Number Publication Date
CN214037261U true CN214037261U (en) 2021-08-24

Family

ID=77384273

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022907478.6U Expired - Fee Related CN214037261U (en) 2020-12-07 2020-12-07 Composite flange with good leakage-proof performance

Country Status (1)

Country Link
CN (1) CN214037261U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210824

Termination date: 20211207