CN210623866U

CN210623866U - PPH flange that leakproofness is good

Info

Publication number: CN210623866U
Application number: CN201921609045.3U
Authority: CN
Inventors: 郭祥华
Original assignee: Jiangsu Sanli Anticorrosive Pipe Valve Co Ltd
Current assignee: Jiangsu Sanli Anticorrosive Pipe Valve Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-05-26
Anticipated expiration: 2029-09-25

Abstract

The utility model belongs to the technical field of the PPH flange, especially, be a PPH flange that leakproofness is good, including first flange, the bottom of first flange is provided with the second flange, the spacing dish of side fixedly connected with of first flange, the side of spacing dish is rotated through the bearing and is connected with the inserted bar, the top fixedly connected with bolt of inserted bar, the fixed slot has been seted up to the side of second flange, inserted bar and fixed slot sliding connection. The utility model discloses a diameter variation of the first flange that sets up and the diameter variation of second flange, and the outside of second flange and the inner wall laminating of first flange, improved the leakproofness of flange diameter connection, sealed pad and sealing washer through the setting make sealed effect better, it is more light convenient to make the connection between first flange and the second flange through inserted bar and the fixture block that sets up, it is not hard up to have avoided using traditional bolted connection to lead to the flange joint because of rustting to become flexible, thereby lead to sealed not enough.

Description

PPH flange that leakproofness is good

Technical Field

The utility model relates to a PPH flange technical field specifically is a PPH flange that leakproofness is good.

Background

When using PPH pipeline, need fix it, what need use when carrying out fixed connection is called PPH flange

However, the existing PPH flange has the following problems:

1. generally, two PPH flanges are mutually fixed through screws to achieve the purpose of fixing a pipeline, and the sealing performance is insufficient due to unstable flange connection caused by rusting of the screws;

2. the existing flange is connected with a pipeline through welding, and the flange is inconvenient to maintain and replace.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a PPH flange that leakproofness is good has solved the screw and has rusted and lead to the leakproofness not enough, and the problem that flange and pipeline pass through the unable change of welding.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PPH flange that leakproofness is good, includes first flange, the bottom of first flange is provided with the second flange, the spacing dish of side fixedly connected with of first flange, the side of spacing dish is rotated through the bearing and is connected with the inserted bar, the top fixedly connected with bolt of inserted bar, the fixed slot has been seted up to the side of second flange, inserted bar and fixed slot sliding connection, the tip sliding connection of inserted bar has spacing post, the tip fixedly connected with shifting block of spacing post, spacing spring has been cup jointed on the surface of spacing post, spacing spring's tip respectively with inserted bar and shifting block fixed connection.

As a preferred technical scheme of the utility model, the surface sliding connection of second flange has the connecting tube, the bottom fixedly connected with connection pad of second flange, the side of connection pad is provided with the nut, the side fixedly connected with threaded rod of nut, the side fixedly connected with thread bush of connection pad, the threaded rod runs through connection pad and thread bush threaded connection, fixedly connected with coupling spring between the connection pad, coupling spring cup joints the surface at the threaded rod.

As a preferred technical scheme of the utility model, the spread groove has been seted up on the surface of connecting tube, spread groove and connecting tube sliding connection are passed through to the side of second flange.

As a preferred technical scheme of the utility model, the side fixedly connected with draw-in groove of spacing dish, the fixture block has been seted up to the side of first flange, draw-in groove and fixture block sliding connection.

As a preferred technical scheme of the utility model, sliding connection has sealed the pad between the bottom of first flange and the top of second flange, sliding connection has the sealing washer between the inner wall of first flange and the outside of second flange.

As a preferred technical scheme of the utility model, the side fixedly connected with bayonet lock of spacing dish, the spacing groove has been seted up to the side of shifting block, the bayonet lock passes through spacing groove and shifting block sliding connection, the sliding tray has been seted up to the inside of first flange.

(III) advantageous effects

Compared with the prior art, the utility model provides a PPH flange that leakproofness is good possesses following beneficial effect:

1. this PPH flange that leakproofness is good, the diameter variation of first flange and second flange through setting up, and the outside of second flange and the inner wall laminating of first flange, the leakproofness of flange diameter connection has been improved, sealed pad and sealing washer through setting up make sealed effect better, the inserted bar and the fixture block through setting up make the connection between first flange and the second flange light convenient more, it is not hard up to have avoided using traditional bolted connection to lead to the flange joint because of rustting, thereby lead to sealed not enough.

2. This PPH flange that leakproofness is good makes dismantling the change that can relax convenient between ring flange and the connecting tube through the nut that sets up, threaded rod, thread bush flange and coupling spring, has avoided taking place to damage because of the flange and has leaded to the unable continuation of pipeline to use, has also made things convenient for simultaneously to connect the not pipeline of equidimension, has saved use cost and cost of maintenance.

Drawings

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

FIG. 2 is an enlarged schematic view of the area A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connection between the second flange and the connecting pipe according to the present invention;

fig. 4 is a schematic view of the structure of the second flange and the connecting pipeline of the present invention.

In the figure: 1. a first flange; 2. a gasket; 3. a second flange; 4. a limiting disc; 5. inserting a rod; 6. a bolt; 7. fixing grooves; 8. a limiting column; 9. shifting blocks; 10. a limiting spring; 11. a bayonet lock; 12. a card slot; 13. a clamping block; 14. a seal ring; 15. connecting a pipeline; 16. a connecting disc; 17. a nut; 18. a threaded rod; 19. a threaded sleeve; 20. a connecting spring; 21. and connecting the grooves.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a PPH flange that leakproofness is good, including first flange 1, the bottom of first flange 1 is provided with second flange 3, the spacing dish of side fixedly connected with 4 of first flange 1, the side of spacing dish 4 is rotated through the bearing and is connected with inserted bar 5, the top fixedly connected with bolt 6 of inserted bar 5, fixed slot 7 has been seted up to the side of second flange 3, inserted bar 5 and 7 sliding connection of fixed slot, the tip sliding connection of inserted bar 5 has spacing post 8, the tip fixedly connected with shifting block 9 of spacing post 8, spacing spring 10 has been cup jointed on the surface of spacing post 8, the tip of spacing spring 10 respectively with inserted bar 5 and shifting block 9 fixed connection.

In this embodiment, make 3 cards of second flange go into sliding connection in the spread groove 21, make it separate with bayonet lock 11 through extrusion shifting block 9, then rotate shifting block 9 and drive spacing post 8 and drive inserted bar 5 and rotate, make the sliding tray that bolt 6 and first flange 1 were seted up be horizontal position, then pulling shifting block 9 makes it drive spacing post 8 thereby drive inserted bar 5 and spacing dish 4 and remove, thereby make first flange 1 separate with sealed pad 2, spacing spring 10 through setting plays the effect of connecting spacingly when fixed.

Specifically, the surface of the second flange 3 is connected with a connecting pipeline 15 in a sliding mode, the bottom of the second flange 3 is fixedly connected with a connecting disc 16, a nut 17 is arranged on the side of the connecting disc 16, a threaded rod 18 is fixedly connected to the side of the nut 17, a threaded sleeve 19 is fixedly connected to the side of the connecting disc 16, the threaded rod 18 penetrates through the connecting disc 16 and is in threaded connection with the threaded sleeve 19, a connecting spring 20 is fixedly connected between the connecting discs 16, and the connecting spring 20 is sleeved on the surface of the threaded rod 18.

In the embodiment, the distance between the connecting discs 16 is adjusted by the arranged nuts 17, threaded rods 18 and threaded sleeves 19, and the connection between the connecting discs 16 is more stable and firm by the arranged connecting springs 20.

Specifically, the connecting groove 21 is formed in the surface of the connecting pipe 15, and the side edge of the second flange 3 is slidably connected with the connecting pipe 15 through the connecting groove 21.

In this embodiment, the connection between the first flange 1 and the second flange 3 and the connection pipe 15 is limited and fixed by the opened connection groove 21.

Specifically, the side of the limiting disc 4 is fixedly connected with a clamping groove 12, the side of the first flange 1 is provided with a clamping block 13, and the clamping groove 12 is connected with the clamping block 13 in a sliding mode.

In this embodiment, the fixing between the limiting disc 4 and the first flange 1 is more reliable and stable through the clamping groove 12 and the clamping block 13.

Specifically, a sealing gasket 2 is connected between the bottom of the first flange 1 and the top of the second flange 3 in a sliding manner, and a sealing ring 14 is connected between the inner wall of the first flange 1 and the outside of the second flange 3 in a sliding manner.

In the embodiment, the sealing performance of the connection is better through the arranged sealing gasket 2 and the sealing ring 14, and the sealing performance of the joint of the first flange 1 and the second flange 3 is improved.

Specifically, the side fixedly connected with bayonet lock 11 of spacing dish 4, the spacing groove has been seted up to the side of shifting block 9, bayonet lock 11 passes through spacing groove and shifting block 9 sliding connection, and the sliding tray has been seted up to the inside of first flange 1.

In this embodiment, make through bayonet lock 11 and the spacing groove that sets up play spacing effect to shifting block 9 after fixed, make things convenient for inserted bar 5 to drive bolt 6 through the sliding tray that sets up and remove.

The utility model discloses a theory of operation and use flow: firstly, the screw cap 17 is rotated to drive the threaded rod 18 and the threaded sleeve 19 to rotate, so that the distance between the second flanges 3 is increased, then the second flanges 3 are clamped into a connecting groove 21 formed in the surface of the connecting pipeline 15, then the screw cap 17 is rotated in the opposite direction to shorten the distance between the threaded sleeve 19 and the screw cap 17, so that the second flanges 3 are clamped into the connecting groove 21 to be in sliding connection, the second flanges are separated from the bayonet 11 by extruding the shifting block 9, then the shifting block 9 is rotated to drive the limiting column 8 to drive the inserted rod 5 to rotate, so that the inserted rod 6 and the sliding groove formed in the first flange 1 are in a horizontal position, then the shifting block 9 is pulled to drive the limiting column 8 to drive the inserted rod 5 and the limiting disc 4 to move, so that the first flange 1 and the sealing gasket 2 are separated, and the limiting spring 10 is arranged to play a role in connection limiting when being fixed, make fixed more firm stable between spacing dish 4 and the first flange 1 through draw-in groove 12 and the fixture block 13 that sets up, make the leakproofness of connecting better through sealed pad 2 that sets up and sealing washer 14, slide through the inner wall of the second flange 3 that sets up and first flange 1, improved the leakproofness that first flange 1 and second flange 3 are connected.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a PPH flange that leakproofness is good, includes first flange (1), its characterized in that: the bottom of first flange (1) is provided with second flange (3), the spacing dish of side fixedly connected with (4) of first flange (1), the side of spacing dish (4) is rotated through the bearing and is connected with inserted bar (5), top fixedly connected with bolt (6) of inserted bar (5), fixed slot (7) have been seted up to the side of second flange (3), inserted bar (5) and fixed slot (7) sliding connection, the tip sliding connection of inserted bar (5) has spacing post (8), the tip fixedly connected with shifting block (9) of spacing post (8), spacing spring (10) have been cup jointed on the surface of spacing post (8), the tip of spacing spring (10) respectively with inserted bar (5) and shifting block (9) fixed connection.

2. The PPH flange with good sealing performance as claimed in claim 1, wherein: the surface sliding connection of second flange (3) has connecting tube (15), the bottom fixedly connected with connection pad (16) of second flange (3), the side of connection pad (16) is provided with nut (17), the side fixedly connected with threaded rod (18) of nut (17), the side fixedly connected with thread bush (19) of connection pad (16), threaded rod (18) run through connection pad (16) and thread bush (19) threaded connection, fixedly connected with coupling spring (20) between connection pad (16), coupling spring (20) cup joint the surface at threaded rod (18).

3. The PPH flange with good sealing performance as claimed in claim 2, wherein: connecting groove (21) have been seted up on the surface of connecting tube (15), the side of second flange (3) passes through connecting groove (21) and connecting tube (15) sliding connection.

4. The PPH flange with good sealing performance as claimed in claim 1, wherein: the side edge of the limiting disc (4) is fixedly connected with a clamping groove (12), the side edge of the first flange (1) is provided with a clamping block (13), and the clamping groove (12) is connected with the clamping block (13) in a sliding mode.

5. The PPH flange with good sealing performance as claimed in claim 1, wherein: sliding connection has sealed pad (2) between the bottom of first flange (1) and the top of second flange (3), sliding connection has sealing washer (14) between the inner wall of first flange (1) and the outside of second flange (3).

6. The PPH flange with good sealing performance as claimed in claim 1, wherein: the side fixedly connected with bayonet lock (11) of spacing dish (4), the spacing groove has been seted up to the side of shifting block (9), bayonet lock (11) are through spacing groove and shifting block (9) sliding connection the sliding tray has been seted up to the inside of first flange (1).