CN212616892U

CN212616892U - Neck-equipped welding neck flange convenient to install

Info

Publication number: CN212616892U
Application number: CN202021347328.8U
Authority: CN
Inventors: 潘小军; 周志宏
Original assignee: Changzhou Wujin No2 Flange Forge Co ltd
Current assignee: Changzhou Wujin No2 Flange Forge Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-02-26
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a take neck welding neck flange convenient to installation belongs to flange technical field, including flange A, with flange A integrated into one piece's welding neck A, flange B and with flange B integrated into one piece's welding neck B, solid fixed ring A has been cup jointed on the flange A, gu fixed ring B has been cup jointed on the flange B, just gu fixed ring A links to each other with solid fixed ring B between fixed ring B, gu all run through on fixed ring A and the solid fixed ring B and seted up and cup joint the hole, cup joint the downthehole wall and go up annular concave four mounting grooves that are equipped with, every all there is positioning fixture block through installation spring sliding connection in the mounting groove, the equal annular concave four joint grooves that are used for joint positioning fixture block that are equipped with in the outside of flange A and flange B, joint inslot fixed mounting has the loop bar. The utility model provides a problem that the installation effectiveness that exists is low when current area neck welding neck flange joint installation, have the simple and convenient and stable characteristics of connection of installation.

Description

Neck-equipped welding neck flange convenient to install

Technical Field

The utility model relates to a flange technical field especially relates to a take neck flange welding convenient to installation.

Background

The flange is a part for connecting the shaft and is also used for connecting pipe ends, and the butt welding flange with the neck is a flange which extends a steel pipe, a pipe fitting and the like into the flange and is connected with equipment or a pipeline through a fillet weld.

When the existing neck-equipped welding neck flange is connected, a plurality of bolts are required to be installed to realize connection, so that the installation process is very inconvenient, the installation efficiency is low, and the neck-equipped welding neck flange convenient to install needs to be designed urgently.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: when the existing neck-equipped welding neck flange is connected, a plurality of bolts are mostly required to be installed to realize connection, so that the installation process is very inconvenient, and the installation efficiency is low.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a take neck welding neck flange convenient to installation, including flange A, with flange A integrated into one piece's welding neck A, flange B and with flange B integrated into one piece's welding neck B, solid fixed ring A has been cup jointed on the flange A, gu fixed ring B has been cup jointed on the flange B, just gu fixed ring A links to each other with solid fixed ring B between fixed ring B fixedly, gu all run through on fixed ring A and the solid fixed ring B and seted up and cup joint the hole, cup joint the downthehole wall and go up annular concave four mounting grooves that are equipped with, every all there is the location fixture block through installation spring sliding connection in the mounting groove, the equal annular concave four joint grooves that are used for joint location fixture block in the outside of flange A and flange B, joint inslot fixed mounting has the loop bar, run through on the location fixture block and set up.

Furthermore, every equal fixedly connected with guide pillar in the guiding hole, the mounting groove indent is equipped with the spout, the guide pillar slides and pegs graft in the spout, just installation spring cup joints on the guide pillar.

Furthermore, one side of the loop bar opposite to the guide pillar is provided with adhesive, and the two adhesives are matched with each other.

Furthermore, the top of the flange B is fixedly connected with four positioning pins in an annular mode, and the bottom of the flange A is concavely provided with four positioning grooves for inserting the positioning pins in an annular mode.

Further, the fixing ring A is fixedly connected with the fixing ring B through six fixing rods which are annularly arranged.

Furthermore, an elastic ring is fixedly mounted on the inner wall of the sleeve hole, the fixing ring A is tightly abutted to the flange A through the elastic ring, and the fixing ring B is also tightly abutted to the flange B through the elastic ring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model realizes the fastening connection between the flange A and the flange B by the cooperation of the fixing ring A, the fixing ring B, the fixing rod, the positioning fixture block and the mounting spring, and has the characteristics of simple and convenient mounting; the utility model discloses a preliminary location of flange A and flange B connection process has been realized to the locating pin, has promoted the stability of positioning fixture block joint at the joint inslot through the cooperation of loop bar and viscose, has promoted the compactness of solid fixed ring A, solid fixed ring B installation on flange A, flange B through the elastic ring.

Drawings

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

FIG. 2 is a sectional top view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

in the figure: 1; a flange A; 2; a flange B; 3; welding a neck A; 4. welding a neck B; 5. a fixing ring A; 6. a fixing ring B; 7. fixing the rod; 8. positioning pins; 9. a guide post; 10. installing a spring; 11. positioning a fixture block; 12. a loop bar; 13. a guide hole; 14. and (5) gluing.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1-3, a neck butt welding flange convenient to installation, including flange a1, with flange a1 integrated into one piece's welding neck A3, flange B2 and with flange B2 integrated into one piece's welding neck B4, solid fixed ring a5 has been cup jointed on flange a1, gu fixed ring B6 has been cup jointed on flange B2, and gu fixed ring a5 and gu fixed ring B6 between fixed link to each other fixedly, gu fixed ring a5 and gu fixed ring B6 all run through and have seted up the cup joint hole, the annular is concavely equipped with four mounting grooves on the cup joint hole inner wall, all there is location fixture block 11 through installation spring 10 sliding connection in each mounting groove, the equal annular concave joint groove that is used for joint fixture block location 11 that is equipped with in the outside of flange a1 and flange B2, the fixed mounting has loop bar 12 in the joint groove, run through on the location fixture block 11 and set up the guide hole.

The welding neck A3 and the welding neck B4 can be inserted into a pipeline and welded, the two pipelines can be connected only by connecting the flange A1 and the flange B2, when the pipeline is installed, after the flange A1 and the flange B2 are correspondingly matched, the fixing ring A5 and the fixing ring B6 are sleeved on the flange A1 and the flange B2 until the fixing ring A5 is matched with the flange A1, the fixing ring B6 is matched with the flange B2, the fixing block 11 is rotated to be corresponding to the clamping groove by rotating the fixing ring A5 and the fixing ring B6, the elastic force of the installation spring 10 can enable the fixing block 11 to be inserted into the clamping groove, and the fixing ring A5 and the fixing ring B6 are fixedly connected on the flange A1 and the flange B2 by being sleeved on the sleeve rod 12 through the guide hole 13, because the fixing ring A5 and the fixing ring B6 are fixedly connected, the flange A1 and the flange B2 are also fixedly connected, at this time, the connection between the flange A1 and the flange B2 is, has the characteristics of simple and convenient installation.

A guide pillar 9 is fixedly connected in each guide hole 13, a sliding groove is concavely arranged in each mounting groove, the guide pillar 9 is inserted in the sliding groove in a sliding manner, a mounting spring 10 is sleeved on the guide pillar 9, one side of each loop bar 12, which is opposite to the guide pillar 9, is provided with a viscose glue 14, and the two viscose glues 14 are matched with each other; when the fixing ring A5 and the fixing ring B6 are respectively installed on the flange A1 and the flange B2, the positioning clamping block 11 and the guide post 9 are inserted into the clamping groove by the elastic force of the installation spring 10, the positioning clamping block 11 is sleeved on the loop bar 12, the viscose glue 14 on the loop bar 12 is attached to the viscose glue 14 on the guide post 9, the viscose glue 14 is mutually bonded, the insertion of the positioning clamping block 11 in the clamping groove is ensured by the elastic force of the installation spring 10, and therefore the stable sleeving of the fixing ring A5 and the fixing ring B6 on the flange A1 and the flange B2 is ensured

The top of the flange B2 is annularly and fixedly connected with four positioning pins 8, and the bottom of the flange A1 is annularly and concavely provided with four positioning grooves for inserting the positioning pins 8; when flange A1 and flange B2 are connected, flange A1 is sleeved on a plurality of locating pins 8 through locating grooves in flange A1, initial locating of flange A1 and flange B2 is achieved, relative matching of the positions of flange A1 and flange B2 is guaranteed, and installation of a fixing ring A5 and a fixing ring B6 is facilitated.

The fixing ring A5 is fixedly connected with the fixing ring B6 through six fixing rods 7 which are annularly arranged; the six fixing rods 7 ensure that the fixing rings A5 and the fixing rings B6 are fixed relatively, so that the flange A1 and the flange B2 are fastened and connected, and the fixing device has the characteristic of stable connection.

An elastic ring is fixedly arranged on the inner wall of the sleeving hole, the fixing ring A5 is tightly propped against the flange A1 through the elastic ring, and the fixing ring B6 is also tightly propped against the flange B2 through the elastic ring; the elastic ring is made of rubber, and can improve the tightness of the contact positions of the fixing ring A5 and the fixing ring B6 and the flange A1 and the flange B2.

The described embodiments are only some, but not all embodiments of the invention. 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.

Claims

1. The utility model provides a take neck welding neck flange convenient to installation, including flange A, with flange A integrated into one piece's welding neck A, flange B and with flange B integrated into one piece's welding neck B, a serial communication port, solid fixed ring A has been cup jointed on the flange A, gu fixed ring B has been cup jointed on the flange B, just gu fixed ring A links to each other with solid fixed ring B between fixed ring B fixed, gu all run through on fixed ring A and the solid fixed ring B and seted up cup joint the hole, cup joint the downthehole wall and go up annular concave four mounting grooves that are equipped with, every all there is positioning fixture block through installation spring sliding connection in the mounting groove, the equal annular concave four joint grooves that are used for joint positioning fixture block in the outside of flange A and flange B, joint inslot fixed mounting has the loop bar, run through on the positioning fixture block and set up the.

2. The butt-welding neck flange convenient for installation according to claim 1, wherein a guide post is fixedly connected in each guide hole, a sliding groove is concavely arranged in the installation groove, the guide post is slidably inserted in the sliding groove, and the installation spring is sleeved on the guide post.

3. An easily installed butt-welded neck flange according to claim 2, wherein the opposite sides of the loop bar and the guide post are provided with glue, and the two glues are matched with each other.

4. The butt welding flange with the neck convenient to install of claim 1, wherein four positioning pins are fixedly connected to the top of the flange B in an annular mode, and four positioning grooves for inserting the positioning pins are formed in the bottom of the flange A in an annular concave mode.

5. A conveniently installed butt-welding neck flange according to claim 1, wherein the fixing ring a and the fixing ring B are fixedly connected by six fixing rods arranged in a ring shape.

6. The butt welding neck flange convenient to mount of claim 1, wherein an elastic ring is fixedly mounted on the inner wall of the sleeving hole, the fixing ring A is tightly abutted to the flange A through the elastic ring, and the fixing ring B is also tightly abutted to the flange B through the elastic ring.