CN212251581U

CN212251581U - Flange convenient to connect

Info

Publication number: CN212251581U
Application number: CN202020135533.1U
Authority: CN
Inventors: 张松
Original assignee: Songhai Flange Manufacturing Co Ltd
Current assignee: Songhai Flange Manufacturing Co Ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-12-29
Anticipated expiration: 2030-01-20

Abstract

The utility model relates to a flange convenient for connection, which relates to the technical field of flanges and comprises a body, the body comprises a connecting part and a rotating part, the rotating part is rotatably connected with the connecting part, the middle of the connecting part is provided with an opening for inserting a pipeline, the outer contour of the connecting part is fixedly provided with a convex block which is positioned at one side of the adjacent connecting part, the surface of the rotating part facing the convex block is provided with a convex groove for the convex block to insert, one end of the connecting part far away from the convex block is integrally provided with a protective block for placing the rotating part to be separated from the connecting part, when the convex block is inserted into the convex groove, the inner groove wall of the convex groove is abutted against the convex block, and the rotating part is provided with a thread groove for connecting the connected flanges in the direction away from the axial lead of the body.

Description

Flange convenient to connect

Technical Field

The utility model belongs to the technical field of the technique of flange and specifically relates to a flange of convenient connection is related to.

Background

The flange is a connecting tool at present, and flange connection refers to a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The flange is divided into a threaded connection (screw thread connection) flange, a welding flange and a clamping flange. The flange connection has the advantages of good connection sealing performance, stable structure, high strength, convenient use, low cost and the like, and is widely applied to the industries such as the building industry, urban water supply, boiler pressure vessels, the petroleum industry, gas supply, the chemical industry, the food industry, fire fighting, the pharmaceutical industry, power stations, water conservancy, heating ventilation and the like.

In the prior art, chinese patent application No. CN201610751927.8 discloses a flange, which includes: the flange plate comprises a flange plate body, wherein the flange plate body is sequentially divided into a bolt fastening area, a sealing area and a middle through hole from outside to inside, the middle through hole is a step hole, so that a step part is formed, a plurality of threaded blind holes are formed in the step part, a filter screen is arranged on the step part, and the filter screen is fixed on the step part through a plurality of bolts matched with the threaded blind holes; the sealing area is provided with a combined sealing gasket, the combined sealing gasket comprises a first copper gasket layer, a second copper gasket layer and a fabric layer arranged between the first copper gasket layer and the second copper gasket layer, the first copper gasket layer and the fabric layer are bonded through an adhesive, and the fabric layer and the second copper gasket layer are bonded through the adhesive.

The above prior art solutions have the following drawbacks: when two flange inlet wires are connected, whether the thread groove of the rotating part is aligned or not can not be considered particularly when the pipeline is installed by a worker, so that the thread grooves on the two flanges are difficult to align after the flanges are installed, the pipeline needs to be rotated, when the pipeline is large, the pipeline is difficult to rotate, the thread grooves on the flanges are difficult to align, and the pipeline is still to be improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a convenient flange of connecting, it can be convenient for the thread groove between two adjacent flanges aligns, the fixed connection between two adjacent flanges of being convenient for.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a flange of convenient connection, includes the body, the body is including connecting portion and rotation portion, rotation portion rotates with connecting portion to be connected, open in the middle of the connecting portion and supply pipeline male opening, the fixed protruding piece that is provided with on the outline of connecting portion, protruding piece is located one side of adjacent connecting portion, rotation portion opens towards the one side of protruding piece has the protruding groove that supplies protruding piece male, the one end an organic whole that protruding piece was kept away from to connecting portion generates and places the protection piece that rotation portion breaks away from connecting portion, and when protruding piece inserted to protruding inslot, the inner tank wall and the protruding piece butt in protruding groove, it has the thread groove that is used for the flange that links to each other to open on the axial lead direction that the body was kept away from to rotation portion.

Through adopting above-mentioned technical scheme, when carrying out fixed connection with connecting portion the pipeline that will connect, this moment because the workman can not take into account especially in the installation whether the thread groove of rotation portion has aligned, if when the thread groove on two rotation portions does not align, if great pipeline rotates comparatively trouble, and connect the rotation portion on connecting portion through rotating the screw groove on two rotation portions of foot that can be comparatively light align so that the later stage inserts the bolt to the thread groove in with the flange that fixed connection links to each other play the effect of being convenient for connect the pipeline that needs to connect.

The utility model discloses further set up to: connecting portion deviate from the one end of protruding piece and open there is the fixed slot, the fixed slot is located between protruding piece and the protection piece, the one end that the rotation portion deviates from the protruding groove has a plurality of fixed blocks, and is a plurality of the fixed block all with rotation portion fixed connection and be located the fixed slot, it has the fixed orifices to open on the fixed block, threaded connection has and is used for restricting rotation portion pivoted fixing bolt in the fixed orifices.

Through adopting above-mentioned technical scheme, when rotating the portion of rotating to suitable position, can insert the fixed bolt in the fixed slot through inserting fixing bolt to the fixed slot, insert to the fixed slot in and carry out the butt with connecting portion, have the restriction and rotate the pivoted effect of portion, have the convenience and insert the screw thread to the effect in the thread groove of two rotation portions.

The utility model discloses further set up to: the connecting portion are close to protruding piece one and serve the fixed joint structure that is used for aligneing adjacent connecting portion that is provided with, the joint structure is including joint piece and joint groove, and is a plurality of joint piece and a plurality of joint groove use body axial lead as the circumference array on connecting portion.

Through adopting above-mentioned technical scheme, the joint piece inserts to the joint inslot of adjacent connecting portion, and the joint inslot inserts adjacent joint piece, through the cooperation of joint groove with the joint piece, has and makes things convenient for to fix between two adjacent connecting portions.

The utility model discloses further set up to: the one side setting that the body was kept away from to the joint piece and the notch in joint groove all sets up to the fillet structure.

Through adopting above-mentioned technical scheme, the design of fillet has the joint piece that the joint piece of being convenient for inserts to the joint inslot of adjacent connecting portion and the joint inslot of being convenient for inserts adjacent connecting portion.

The utility model discloses further set up to: the protruding block with it has the rubber groove to open between the joint structure, the rubber inslot is fixed and is provided with the rubber ring, rubber ring thickness surpasss the rubber groove height.

Through adopting above-mentioned technical scheme, after two connecting portion interconnect, the mutual butt of rubber ring on two connecting portions this moment, two rubber rings are extruded and move towards respective rubber groove's inside, and the design through rubber ring has the effect that improves the leakproofness of flange for the inside liquid of pipeline is difficult for leaking.

The utility model discloses further set up to: the protection block is provided with a first handle groove, and a handle for conveniently lifting the body is connected and arranged in the first handle groove.

Through adopting above-mentioned technical scheme, when great size pipeline, staff or construction equipment accessible pulling handle are convenient for lift the one end that is provided with the flange on the pipeline so that follow-up operation.

The utility model discloses further set up to: the handle is connected in the first handle groove in a sliding mode and comprises a first lifting handle and a second lifting handle. The fixed first stopper that is provided with of one end that is close to body axial lead of first handle, first handle inslot is opened there is the first spacing groove that supplies first stopper male, first handle sliding connection is in first spacing groove, first handle inside is opened has the second handle groove that supplies second handle male, the one end that the second handle is close to body axial lead is provided with the second stopper that inserts to second handle inslot, second handle inslot is opened has the second spacing groove that supplies second stopper male, second handle sliding connection in second handle groove.

Through adopting above-mentioned technical scheme for the handle can be free flexible, can carry the whole length of handle extension handle through the pulling second when needs use the handle, the workman of being convenient for through handle pulling flange and with the fixed pipeline of flange, when need not use the handle, the second is carried the handle and is retracted to the second in the handle groove, first is carried the handle and is retracted to first in the handle groove, avoid influencing the workman or influencing other construction equipment in the external world because the handle overlength.

The utility model discloses further set up to: the handle is provided with an extension block for placing external rainwater into the first handle groove and the second handle groove.

Through adopting above-mentioned technical scheme, when being located in rainy day or when having comparatively moist environment, extend the piece and have and prevent that external water stain or dew from entering into first handle groove and second handle inslot, avoid the mechanical component in first handle groove and the second handle inslot to be corroded.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the pipeline that will connect carries out fixed connection with connecting portion, through rotating the thread groove that connects on two rotation portions of foot that the rotation portion on connecting portion can be comparatively light and align, fixing bolt inserts fixing bolt to the fixed slot in the rethread, inserts fixing bolt and connecting portion in the fixed slot and carries out the butt to play the pipeline that needs the connection of being convenient for with the flange that fixed connection links to each other in the later stage with the bolt insertion to the thread groove.

2. Make to connect between two flanges through the joint structure and drive inseparabler, and the rubber ring that just makes the inside liquid of pipeline be difficult for leaking the flange outside through the rubber ring that sets up, and the rubber ring has the effect that promotes flange leakproofness.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the second handle of the present invention.

Fig. 3 is a schematic sectional view of the partial structure of the fixing groove of the present invention.

Fig. 4 is a schematic sectional view of the first handle groove of the present invention.

Reference numerals: 1. a body; 2. a connecting portion; 3. a rotating part; 4. an opening; 5. a raised block; 6. a raised groove; 7. a protection block; 8. a thread groove; 9. fixing grooves; 10. a fixed block; 11. a fixing hole; 12. fixing the bolt; 13. a clamping structure; 14. a clamping block; 15. a clamping groove; 16. a fillet structure; 17. a rubber groove; 18. a rubber ring; 19. a first handle slot; 20. a handle; 21. a first lifting handle; 22. a second handle; 23. a first stopper; 24. a first limit groove; 25. a second handle slot; 26. a second limiting block; 27. a second limit groove; 28. an extension block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a flange convenient for connection, including body 1, body 1 is including connecting portion 2 and rotation portion 3, and rotation portion 3 rotates with connecting portion 2 to be connected, and the division supplies pipeline male opening 4 in the middle of connecting portion 2.

Referring to fig. 2, a protruding block 5 is fixedly arranged on the outer contour of the connecting portion 2 in fig. 3, a protruding groove 6 for inserting the protruding block 5 is formed in one surface of the rotating portion 3 facing the protruding block 5, and a thread groove 8 for connecting the connecting flange is formed in the direction of the axis of the rotating portion 3 away from the body 1. Due to the presence of workers; when the flange is connected, whether the thread grooves 8 between the adjacent rotating parts 3 are aligned or not is not considered particularly, and the thread grooves 8 on the two rotating parts 3 can be easily aligned by rotating the rotating parts 3 connected to the connecting part 2, so that the bolts can be inserted into the thread grooves 8 to fixedly connect the connected flanges to each other in the later period, and the flange can be conveniently connected with a pipeline to be connected. When protruding piece 5 inserts to protruding inslot 6, the interior cell wall of protruding groove 6 and protruding piece 5 butt for adjacent rotating part 3 can the mutual contact, and reduce the space that exists between making two flanges, and with insert the bolt in order to play the effect between two fixed flanges to thread groove 8.

Referring to fig. 2, fig. 3, connecting portion 2 keeps away from protruding piece 5 one end an organic whole to generate and places rotation portion 3 and break away from connecting portion 2's protection piece 7, connecting portion 2 deviates from protruding piece 5's one end and opens there is fixed slot 9, fixed slot 9 is located between protruding piece 5 and the protection piece 7, rotation portion 3 deviates from protruding groove 6's one end along 1 circumference array of body have a plurality of fixed blocks 10, a plurality of fixed blocks 10 all with rotation portion 3 fixed connection and be located fixed slot 9, and it has fixed orifices 11 to open on the fixed block 10. When rotating portion 3 to suitable position, can insert the fixing bolt 12 to the fixed orifices 11 in through screwing up for fixing bolt 12 inserts to fixed slot 9 in, makes fixing bolt 12 and connecting portion 2 carry out the butt, and restriction portion 3 pivoted effect rotates has the effect that conveniently inserts the screw thread to the thread groove 8 of two portions 3 that rotate through fixing bolt 12 and fixed slot 9's cooperation.

Referring to fig. 1 and 3, one end of the connecting portion 2 close to the protruding block 5 is fixedly provided with a clamping structure 13 for aligning the adjacent connecting portion 2, the clamping structure 13 comprises a clamping block 14 and a clamping groove 15, one surface of the clamping block 14 far away from the body 1 is arranged, and notches of the clamping groove 15 are arranged into a fillet structure 16, and the plurality of clamping blocks 14 and the plurality of clamping grooves 15 are arrayed on the connecting portion 2 in a circumferential manner by taking the axial lead of the body 1 as a reference. The joint piece 14 inserts to adjacent connecting portion 2 in the joint groove 15, and the interpolation has adjacent joint piece 14 in the joint groove 15, through joint groove 15 and joint piece 14's cooperation, has and makes things convenient for to fix between two adjacent connecting portion 2. A rubber groove 17 is formed between the protruding block 5 and the clamping structure 13, a rubber ring 18 is fixedly arranged in the rubber groove 17, and the thickness of the rubber ring 18 exceeds the groove height of the rubber groove 17. When two connecting portion 2 interconnect back, the rubber ring 18 on two connecting portion 2 butt each other this moment, and two rubber rings 18 are extruded and move towards the inside of respective rubber groove 17, have the effect of the leakproofness that improves the flange through the design of rubber ring 18 for the inside liquid of pipeline is difficult for leaking.

Referring to fig. 2 and 4, a first handle groove 19 is formed in the protection block 7, a handle 20 for facilitating lifting of the body 1 is connected and arranged in the first handle groove 19, the handle 20 includes a first lifting handle 21 and a second lifting handle 22, a first limit block 23 is fixedly arranged at one end of the first lifting handle 21 close to the axial lead of the body 1, a first limit groove 24 for inserting the first limit block 23 is formed in the first handle groove 19, the first lifting handle 21 is slidably connected to the first limit groove 24, a second handle groove 25 for inserting the second lifting handle 22 is formed in the first lifting handle 21, a second limit block 26 for inserting the second limit block 26 is arranged at one end of the second lifting handle 22 close to the axial lead of the body 1, a second limit groove 27 for inserting the second limit block 26 is formed in the second handle groove 25, and the second lifting handle 22 is slidably connected to the second handle groove 25. The second handle 22 is slidably coupled to the second handle slot 25. The entire length of the handle 20 can be extended by pulling the second lifting handle 22 when it is necessary to use the handle 20, facilitating a worker to pull the flange and the pipe fixed thereto through the handle 20. When the handle 20 is not needed, because the second handle 20 is provided with the extension block 28 for placing external rainwater into the first handle groove 19 and the second handle groove 25, when the second handle 22 is retracted into the second handle groove 25 and the first handle 21 is retracted into the first handle groove 19, the extension block 28 has the function of preventing external water stains or dew from entering the first handle groove 19 and the second handle groove 25, and preventing mechanical components in the first handle groove 19 and the second handle groove 25 from being corroded.

The implementation principle of the embodiment is as follows: when needs use the flange, earlier two adjacent flanges align, the joint piece 14 that will correspond the setting inserts joint piece 14 in joint groove 15 and with inserting joint piece 14 in joint groove 15, be close to two flanges each other again, make two rubber ring 18 butts and make rubber ring 18 remove until rubber ring 18's direction highly is less than rubber groove 17 to rubber groove 17, remove rotation portion 3 again and insert protruding piece 5 to protruding inslot 6 in, rotate the removal portion, make the thread groove 8 of two flanges align, and insert the bolt to the thread groove 8 that two flanges align the setting.

The embodiments of the present invention are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A flange convenient for connection comprises a body (1), and is characterized in that: the body (1) comprises a connecting part (2) and a rotating part (3), the rotating part (3) is rotationally connected with the connecting part (2), an opening (4) for inserting a pipeline is arranged in the middle of the connecting part (2), the outer contour of the connecting part (2) is fixedly provided with a convex block (5), the convex block (5) is positioned at one side of the adjacent connecting part (2), one surface of the rotating part (3) facing the convex block (5) is provided with a convex groove (6) for the convex block (5) to insert, a protective block (7) for placing the rotating part (3) to be separated from the connecting part (2) is integrally formed at one end of the connecting part (2) far away from the convex block (5), when the convex block (5) is inserted into the convex groove (6), the inner groove wall of the convex groove (6) is abutted against the convex block (5), the rotating part (3) is provided with a thread groove (8) used for connecting the connected flanges in the direction of the axial lead away from the body (1).

2. A flange for facilitating connection according to claim 1, wherein: connecting portion (2) deviate from the one end of protruding piece (5) and open fixed slot (9), fixed slot (9) are located between protruding piece (5) and protection piece (7), the one end that rotation portion (3) deviate from protruding groove (6) has a plurality of fixed blocks (10), a plurality of along body (1) circumference array fixed block (10) all with rotation portion (3) fixed connection and be located fixed slot (9), it has fixed orifices (11) to open on fixed block (10), fixed orifices (11) female connection has and is used for restricting rotation portion (3) pivoted fixing bolt (12).

3. A flange for facilitating connection according to claim 1, wherein: connecting portion (2) are close to protruding piece (5) one and serve the fixed joint structure (13) that are used for aliging adjacent connecting portion (2) that are provided with, joint structure (13) are including joint piece (14) and joint groove (15), and are a plurality of joint piece (14) and a plurality of joint groove (15) use body (1) axial lead to be accurate circumference array on connecting portion (2).

4. A flange for facilitating connection according to claim 3, wherein: the one side setting of body (1) is kept away from in joint piece (14) and the notch in joint groove (15) all sets up to fillet structure (16).

5. A flange for facilitating connection according to claim 4, wherein: protruding piece (5) with it has rubber groove (17) to open between joint structure (13), rubber groove (17) internal fixation is provided with rubber ring (18), rubber ring (18) thickness surpasss rubber groove (17) groove height.

6. A flange for facilitating connection according to claim 1, wherein: a first handle groove (19) is formed in the protection block (7), and a handle (20) used for conveniently lifting the body (1) is connected and arranged in the first handle groove (19).

7. A flange for facilitating connection according to claim 6, wherein: the handle (20) is connected in the first handle groove (19) in a sliding manner, the handle (20) comprises a first handle (21) and a second handle (22), one end, close to the axial lead of the body (1), of the first handle (21) is fixedly provided with a first limiting block (23), a first limiting groove (24) for the first limiting block (23) to insert is formed in the first handle groove (19), the first handle (21) is connected in the first limiting groove (24) in a sliding manner, a second handle groove (25) for the second handle (22) to insert is formed in the first handle (21), one end, close to the axial lead of the body (1), of the second handle (22) is provided with a second limiting block (26) to insert into the second handle groove (25), and a second limiting groove (27) for the second limiting block (26) to insert is formed in the second handle groove (25), the second handle (22) is slidably connected to the second handle groove (25).

8. A flange for facilitating connection according to claim 7, wherein: the handle (20) is provided with an extension block (28) for placing outside rainwater into the first handle groove (19) and the second handle groove (25).