CN215568267U

CN215568267U - Sealed circular flange for valve connection

Info

Publication number: CN215568267U
Application number: CN202121577299.9U
Authority: CN
Inventors: 黄则斌; 郑良俊
Original assignee: Ruian Jiuding Cold Extrusion Co ltd
Current assignee: Ruian Jiuding Cold Extrusion Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-01-18
Anticipated expiration: 2031-07-12

Abstract

The utility model provides a sealed circular flange for valve connection, which comprises a first flange and a second flange, wherein a first limiting block is welded on one side of the surface of the first flange, an outer ring first fixing block is welded on one side of the surface of the first flange, a first sealing strip is bonded on the surface of the first fixing block, an inner ring second fixing block is welded on the other side of the surface of the first flange, a second sealing strip is bonded on the surface of the second fixing block, a clamping mechanism is arranged on one side of the surface of the second flange, an outer ring first fixing groove is arranged on one side of the surface of the second flange, an inner ring second fixing groove is arranged on the other side of the surface of the second flange, and an anti-loosening mechanism is arranged inside the clamping mechanism. This sealed type circular flange is used in valve connection can be at flange joint's surface through interconnect between first fixed block and second fixed block and first fixed slot and the second fixed slot, forms the protection, and the setting of first sealing strip and second sealing strip can be further sealed the junction simultaneously.

Description

Sealed circular flange for valve connection

Technical Field

The utility model relates to the technical field of flange correlation, in particular to a sealed circular flange for valve connection.

Background

The flange, also called flange disk or flange, is a part for connecting the shaft and the shaft, is used for connecting pipe ends, is also used for connecting the inlet and the outlet of equipment, is used for connecting two pieces of equipment, such as a reducer flange, a flange connection or a flange joint, and refers to a detachable connection which is formed by connecting a flange, a gasket and a bolt, wherein the flange is a flange used for piping in a pipeline device, is used for connecting the inlet and the outlet of the equipment on the equipment, and is used for connecting a valve.

However, in the use process of the existing sealed circular flange for valve connection, most of the sealed circular flanges are not enough in sealing performance, so that the leakage phenomenon is easily caused at the joint of the valve, and meanwhile, most of the sealed circular flanges adopt a threaded connection mode, so that the threaded surfaces are easy to rust, the sealed circular flange is very troublesome when being detached and checked, and the sealed circular flange is easy to damage the flanges.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sealed circular flange for valve connection, which aims to solve the problems that the prior sealed circular flange for valve connection proposed in the background art is poor in sealing property in use, most of the prior sealed circular flanges for valve connection are easy to cause leakage at the joint of a valve, and meanwhile, most of the flanges are in a threaded connection mode, the threaded surface is easy to rust, the flange is very troublesome to detach and inspect, and the flange is easy to damage.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a canned type circular flange is used in valve connection, includes first flange and second flange, the welding of first flange surface one side has first stopper, the welding of first flange surface one side has the first fixed block of outer lane, first fixed block surface bonding has first sealing strip, the welding of first flange surface opposite side has inner circle second fixed block, second fixed block surface bonding has the second sealing strip, block mechanism has been seted up to second flange surface one side, the first fixed slot in outer lane has been seted up to second flange surface one side, inner circle second fixed slot has been seted up to second flange surface opposite side, the inside not hard up mechanism of putting that is provided with of block mechanism.

Preferably, the first fixing block is arranged on the outer side of the first limiting block, and the second fixing block is arranged on the inner side of the first limiting block.

Preferably, the first fixing block is matched with the first fixing groove in size, and the second fixing block is matched with the second fixing groove in size.

Preferably, the first sealing strip and the second sealing strip are tightly attached to the first fixing block and the second fixing block, and the first sealing strip and the second sealing strip are made of rubber materials.

Preferably, block mechanism includes first spacing groove, second spacing groove, first spring, second stopper, connecting hole, third stopper, silica gel cushion and second spring, first spacing groove has been seted up to second flange surface one side, the second spacing groove has been seted up to first spacing inslot portion one side, the spacing inslot portion of second is provided with first spring, first spring one end welding has the second stopper, and the connecting hole has been seted up to first spacing inslot portion both sides, connecting hole inner wall is provided with the third stopper, third stopper surface bonding has the silica gel cushion, silica gel cushion one end is provided with the second spring.

Preferably, the first limiting block is matched with the first limiting groove in size, and six groups of the first limiting block are arranged.

Preferably, the locking mechanism that moves includes spread groove, dead lever and constant head tank, the spread groove has been seted up to second flange surface department, the dead lever has been run through to spread groove inside, the welding of dead lever one end has the second stopper, the constant head tank has been seted up to third stopper outer wall one side.

Compared with the prior art, the utility model has the beneficial effects that: this sealed type circular flange is used in valve connection, through the setting of first fixed block, first sealing strip, second fixed block, second sealing strip, first fixed slot and second fixed slot, interconnect between first fixed block and second fixed block and first fixed slot and the second fixed slot that can effectual pass through two rings on flange joint's surface, effectual formation protection, the setting of first sealing strip and second sealing strip simultaneously can be further sealed the junction.

Drawings

FIG. 1 is a schematic view of a first flange structure according to the present invention;

FIG. 2 is a schematic view of the front view of the present invention;

FIG. 3 is a schematic view of a structure of a locking mechanism according to the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 3 according to the present invention;

fig. 5 is a schematic structural view of a second flange according to the present invention.

In the figure: 1. a first flange; 2. a second flange; 3. a first stopper; 4. a first fixed block; 5. a first seal strip; 6. a second fixed block; 7. a second seal strip; 8. a clamping mechanism; 801. a first limit groove; 802. a second limit groove; 803. a first spring; 804. a second limiting block; 805. connecting holes; 806. A third limiting block; 807. a silica gel cushion; 808. a second spring; 9. a first fixing groove; 10. a second fixing groove; 11. an anti-loosening mechanism; 1101. connecting grooves; 1102. fixing the rod; 1103. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a canned type circular flange is used in valve connection, including first flange 1 and

second flange

2, 1 welding of first flange surface one side has

first stopper

3, 1 welding of first flange surface one side has the first fixed block 4 of outer lane, 4 surface bonding of first fixed block has

first sealing strip

5, 1 welding of first flange surface opposite side has inner circle second fixed

block

6, 6 surface bonding of second fixed block has

second sealing strip

7, 2 surface one sides of second flange have seted up

block mechanism

8, 2 surface one sides of second flange have seted up the first fixed slot 9 of outer lane, 2 surface opposite sides of second flange have seted up inner circle second fixed

slot

10, 8 inside locking mechanism 11 that are provided with of block mechanism.

Further, first fixed block 4 is in the 3 outsides of first stopper, and second fixed block 6 is in 3 inboards of first stopper, through the setting of first fixed block 4 and second fixed block 6, can divide into the inner and outer lane on the surface of first flange 1 and carry out two-layer sealing, and it is sealed better to be.

Further, first fixed block 4 is identical with first fixed slot 9 size, and second fixed block 6 is identical with second fixed slot 10 size, through the setting of first fixed slot 9 and second fixed slot 10, can mutually support with first fixed block 4 and second fixed block 6, makes first flange 1 and second flange 2 junction inseparabler.

Further, first sealing strip 5 and second sealing strip 7 closely laminate with first fixed block 4 and second fixed block 6, and first sealing strip 5 and second sealing strip 7 are the rubber material, and through the setting of first sealing strip 5 and second sealing strip 7, the junction leakproofness is stronger between first fixed block 4 and second fixed block 6 and first fixed slot 9 and the second fixed slot 10 in the time of can.

Further, the engaging mechanism 8 includes a first limiting groove 801, a second limiting groove 802, a first spring 803, a second limiting block 804, a connecting hole 805, a third limiting block 806, a silica gel cushion 807 and a second spring 808, wherein one side of the surface of the second flange 2 is provided with the first limiting groove 801, one side of the inside of the first limiting groove 801 is provided with the second limiting groove 802, the inside of the second limiting groove 802 is provided with the first spring 803, one end of the first spring 803 is welded with the second limiting block 804, two sides of the inside of the first limiting groove 801 are provided with the connecting hole 805, the inner wall of the connecting hole 805 is provided with the third limiting block 806, the surface of the third limiting block 806 is bonded with the silica gel cushion 807, one end of the silica gel cushion is provided with the second spring 807, and by the arrangement of the first limiting groove 801, the second limiting groove 802, the first spring 803, the second limiting block 804, the connecting hole 805, the third limiting block 806, the silica gel cushion 807 and the second spring 808, when the first flange 1 is required to be connected with the second flange 2, the first limiting block 3 on the first flange 1 is placed into the first limiting groove 801, the first limiting block 3 extrudes the second limiting block 804 downwards, then the first flange 1 is rotated, at this time, the first limiting block 3 pushes the third limiting block 806 to move forwards, when the second spring 808 at the joint of the third limiting block 806 is in a tightening state, the third limiting block 806 can be pushed to move forwards and coincide with the first limiting block 3, the first limiting block 3 can be effectively clamped, the first spring 803 drives the second limiting block 804 and the first limiting block 3 to extrude upwards, and at this time, the silica gel cushion 807 arranged on the surface of the third limiting block 806 can enable the connection to be tighter under the condition of extrusion, and the sealing performance is stronger.

Further, first stopper 3 is identical with first spacing groove 801 size, and first stopper 3 is provided with six groups, through the setting of first stopper 3 and first spacing groove 801, can not need through threaded connection, makes the connected mode of flange more various and the leakproofness stronger.

Further, the anti-loosening mechanism 11 includes a connection groove 1101, a fixing rod 1102 and a positioning groove 1103, the connection groove 1101 is formed at one position on the surface of the second flange 2, the fixing rod 1102 penetrates through the connection groove 1101, one end of the fixing rod 1102 is welded with the second limiting block 804, the positioning groove 1103 is formed at one side of the outer wall of the third limiting block 806, the connection groove 1101 and the positioning groove 1103 are arranged, the connection groove 1101 can be formed at a position on the surface of the second flange 2 corresponding to the second limiting groove 802, then the fixing rod 1102 shaped like the letter "T" is arranged inside the connection groove 1101, one end of the fixing rod 1102 penetrates through the first spring 803 and is welded with the second limiting block 804, the positioning groove 1103 needs to be formed at a position on the third limiting block 806 at a side close to the second limiting block 804 where the fixing rod 1102 is arranged, and the connection groove 1101, the fixing rod 1102 and the positioning groove 1103 are arranged at one position, when first flange 1 is connected with second flange 2, the mutual block of second stopper 804 and constant head tank 1103 can effectively prevent that first flange 1 and second flange 2's connection is not hard up, and when the same reason needs to be dismantled, pulling dead lever 1102 makes the junction not hard up, then rotatory first flange 1 can.

The working principle is as follows: firstly, a first fixing block 4 is required to be welded at a proper position on the surface of a first flange 1, then a second fixing block 6 and a first limiting block 3 are respectively welded from outside to inside, a first sealing strip 5 and a second sealing strip 7 are adhered to the surfaces of the first fixing block 4 and the second fixing block 6, secondly, a first limiting groove 801 is required to be arranged at a position corresponding to the first limiting block 3 on the surface of a second flange 2, then, a second limiting groove 802 is arranged in the first limiting groove 801, then, a first spring 803 is arranged in the second limiting groove 802, meanwhile, a second limiting block 804 is welded at one end of the first spring 803, meanwhile, connecting holes 805 are arranged at two sides of the first limiting groove 801, then, a third limiting block 806 is arranged in the connecting holes 805, meanwhile, a silica gel cushion 807 is adhered to the surface of the third limiting block 806, secondly, a second spring 808 is welded at one end of the third limiting block 806, secondly, selecting one second limiting groove 802, forming a connecting groove 1101 from the other side of the surface of the second flange 2, penetrating a fixing rod 1102 in the connecting groove 1101, penetrating the fixing rod 1102 through a first spring 803 and welding the fixing rod 1102 with one second limiting block 804, forming a positioning groove 1103 at a position corresponding to the surface of a third limiting block 806 close to the fixing rod 1102, and finally, matching the size of the positioning groove 1103 with the second limiting block 804, and measuring the position of the positioning groove 1103, thereby completing the sealed circular flange for valve connection.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a valve is connected with canned type circular flange, includes first flange (1) and second flange (2), its characterized in that: first flange (1) surface one side welding has first stopper (3), first flange (1) surface one side welding has the first fixed block of outer lane (4), first fixed block (4) surface bonding has first sealing strip (5), first flange (1) surface opposite side welding has inner circle second fixed block (6), second fixed block (6) surface bonding has second sealing strip (7), block mechanism (8) have been seted up to second flange (2) surface one side, the first fixed slot of outer lane (9) have been seted up to second flange (2) surface one side, inner circle second fixed slot (10) have been seted up to second flange (2) surface opposite side, block mechanism (8) inside is provided with locking mechanism (11) that moves.

2. The sealing type circular flange for valve connection according to claim 1, wherein said first fixing block (4) is outside said first stopper (3), and said second fixing block (6) is inside said first stopper (3).

3. The sealed circular flange for valve connection according to claim 1, wherein said first fixing block (4) is sized to fit the first fixing groove (9), and said second fixing block (6) is sized to fit the second fixing groove (10).

4. The sealed circular flange for valve connection according to claim 1, wherein the first sealing strip (5) and the second sealing strip (7) are tightly attached to the first fixing block (4) and the second fixing block (6), and the first sealing strip (5) and the second sealing strip (7) are made of rubber.

5. The sealed circular flange for valve connection according to claim 1, wherein the engaging mechanism (8) comprises a first limiting groove (801), a second limiting groove (802), a first spring (803), a second limiting block (804), a connecting hole (805), a third limiting block (806), a silicone cushion (807) and a second spring (808), wherein the first limiting groove (801) is formed on one side of the surface of the second flange (2), the second limiting groove (802) is formed on one side of the inside of the first limiting groove (801), the first spring (803) is arranged inside the second limiting groove (802), the second limiting block (804) is welded to one end of the first spring (803), the connecting hole (805) is formed on two sides of the inside of the first limiting groove (801), the third limiting block (806) is arranged on the inner wall of the connecting hole (805), and the silicone cushion (807) is adhered to the surface of the third limiting block (806), and one end of the silica gel cushion (807) is provided with a second spring (808).

6. The sealed circular flange for valve connection according to claim 5, wherein the first stopper (3) and the first stopper groove (801) are matched in size, and six sets of the first stopper (3) are provided.

7. The sealed circular flange for valve connection according to claim 5, wherein the anti-loosening mechanism (11) comprises a connecting groove (1101), a fixing rod (1102) and a positioning groove (1103), the connecting groove (1101) is formed at one position on the surface of the second flange (2), the fixing rod (1102) penetrates through the connecting groove (1101), the second limiting block (804) is welded at one end of the fixing rod (1102), and the positioning groove (1103) is formed at one side of the outer wall of the third limiting block (806).