CN219242909U

CN219242909U - Jacket flange

Info

Publication number: CN219242909U
Application number: CN202223307895.2U
Authority: CN
Inventors: 黄茂林
Original assignee: Xuzhou Baoxin Seal Co ltd
Current assignee: Xuzhou Baoxin Seal Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-23
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a jacket flange, which comprises a first flange, a second flange and a jacket, wherein the second flange is arranged at the bottom of the first flange, a short joint is arranged between the first flange and the second flange, thread grooves corresponding to the short joint are formed in the bottom of the first flange and the top of the second flange, the jacket is sleeved on the periphery of the short joint, and positioning rings for quick positioning are connected with the top and the bottom of the jacket through welding. The jacket flange has the advantages of simple and compact structure, low cost, easy welding, more reasonable and reliable use and suitability for wide popularization and use.

Description

Jacket flange

Technical Field

The utility model relates to the technical field of flanges, in particular to a jacket flange.

Background

The flange is a part for connecting pipes and can also be used as an inlet and an outlet of equipment, and a common jacket flange is formed by welding a flange body and a flange jacket.

Publication No.: CN217272604U discloses a jacket flange, including two lower flanges and the last flange of mutual butt joint, fixed groove has been seted up to last circumference array of flange, fixed groove internal rotation is connected with the locking plate, lower flange one end is provided with the ring flange, the locking plate is driven to lower flange axis direction upset is in order to the locking.

At present, the existing jacket flange has the following defects in use: the auxiliary welding structure is absent, and the flange of the jacket is welded with the flange jacket generally, but in the welding operation process, the flange and the flange jacket are easy to generate position offset dislocation, so that the welding accuracy and stability are affected. To this end we propose a jacket flange.

Disclosure of Invention

The utility model mainly aims to provide a jacket flange which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a press from both sides cover flange, includes first flange, second flange and presss from both sides the cover, the bottom of first flange is provided with the second flange, be provided with the nipple joint between first flange and the second flange, the screw thread groove that the nipple joint corresponds has all been seted up at the bottom of first flange and the top of second flange, the peripheral cover of nipple joint is equipped with the cover, the top and the bottom of pressing from both sides the cover all have the holding ring that is used for quick location through welded connection.

Further, a hollow part is arranged in the jacket, an insulation layer is arranged on the inner surface of the hollow part, an inlet is arranged on one side of the jacket, and an outlet hollow part is arranged on the other side of the jacket and connected with the insulation layer through gluing.

Further, the top and the bottom of the nipple are both provided with threaded rings corresponding to the threaded grooves, and the outer surfaces of the threaded rings are provided with external threads.

Further, the bottom of the first flange and the top of the second flange are located at the periphery of the thread groove, the two sides of the positioning ring are provided with movable grooves, and positioning rods corresponding to the positioning grooves are connected in the movable grooves in a sleeved mode.

Further, a pressure spring is arranged on one side, located on the locating rod, of the movable groove, and the movable groove is provided with the pressure spring through a spring seat.

Compared with the prior art, the utility model has the following beneficial effects:

1. through nipple joint, thread groove, clamp sleeve and the holding ring that set up, can utilize threaded connection, draw-in groove location's mode when carrying out welding processing to first flange, second flange, with clamp sleeve flange quick supplementary spacing processing, simple structure easily operates, and is more reliable and stable moreover, can also improve clamp sleeve flange welded accuracy.

2. Through the jacket, the hollow part, the heat preservation, the inlet and the outlet which are arranged, the influence of the external environment temperature on the flowing of the fluid medium through the jacket flange can be greatly reduced, the structure is simple and compact, the use is more reasonable and reliable, and the practical value is higher.

Drawings

FIG. 1 is a schematic view of the overall structure of a jacket flange according to the present utility model.

Fig. 2 is a schematic structural view of a first flange and a second flange of a jacket flange according to the present utility model.

FIG. 3 is a schematic cross-sectional view of a jacket flange according to the present utility model.

Fig. 4 is a schematic view of a nipple structure of a jacket flange according to the present utility model.

In the figure: 1. a first flange; 2. a second flange; 3. a short section; 4. a thread groove; 5. a threaded ring; 6. a jacket; 7. a positioning ring; 8. a positioning groove; 9. a movable groove; 10. a positioning rod; 11. a pressure spring; 12. a hollow portion; 13. a heat preservation layer; 14. an inlet; 15. and an outlet.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 2, a jacket flange comprises a first flange 1, a second flange 2 and a jacket 6, wherein the second flange 2 is arranged at the bottom of the first flange 1, a nipple 3 is arranged between the first flange 1 and the second flange 2, thread grooves 4 corresponding to the nipple 3 are formed in the bottom of the first flange 1 and the top of the second flange 2, the jacket 6 is sleeved on the periphery of the nipple 3, and a positioning ring 7 for quick positioning is connected with the top and the bottom of the jacket 6 through welding.

The jacket 6 is internally provided with a hollow part 12, the inner surface of the hollow part 12 is provided with a heat preservation layer 13, one side of the jacket 6 is provided with an inlet 14, and the other side of the jacket 6 is provided with an outlet 15.

In this embodiment, as shown in fig. 3, the heat-insulating layer 13 is made of foam plastic, and the low-temperature or high-temperature liquid outside is conveniently injected into the hollow portion 12 through the inlet 14 and the outlet 15, so as to improve the effect of flowing through the fluid medium of the jacket flange, and the heat-insulating layer has the advantages of simple structure, low cost and more reasonable and reliable use.

Wherein, the top and the bottom of nipple joint 3 all are provided with the screwed ring 5 that corresponds with thread groove 4.

In this embodiment, as shown in fig. 4, the nipple 3 and the thread groove 4 are conveniently and fixedly connected by a thread ring 5.

The bottom of the first flange 1 and the top of the second flange 2 are located at the periphery of the thread groove 4, positioning grooves 8 are formed in two sides of the positioning ring 7, movable grooves 9 are formed in two sides of the positioning ring 7, and positioning rods 10 corresponding to the positioning grooves 8 are connected in the movable grooves 9 in an inner connecting mode.

In this embodiment, as shown in fig. 2 and 3, both sides in the positioning groove 8 are provided with preformed holes for positioning the rod 10, and the jacket 6, the first flange 1 and the second flange 2 are conveniently and rapidly positioned in an auxiliary manner through the positioning ring 7 by virtue of the movable groove 9 and the positioning rod 10.

Wherein, a pressure spring 11 is arranged on one side of the locating rod 10 in the movable groove 9.

In this embodiment, as shown in fig. 3, the positioning rod 10 is conveniently and rapidly pushed out to perform auxiliary positioning action by being pushed by the elastic force of the pressure spring 11.

It should be noted that, the utility model is a jacket flange, during operation, firstly, when the welding operation is carried out, the operating personnel carries out threaded connection with the threaded ring 5 through the threaded groove 4, the second flange 2 is connected with the nipple 3 in an auxiliary manner, then the jacket 6 is sleeved on the periphery of the nipple 3, the locating ring 7 is inserted into the locating groove 8 corresponding to the second flange 2, the rotating jacket 6 drives the locating ring 7 to rotate, the movable groove 9 corresponds to the reserved hole of the locating groove 8, at the moment, under the pushing of the elastic force of the pressure spring 11, the locating rod 10 is pushed into the reserved hole, the second flange 2, the locating ring 7 and the jacket 6 are completed quick auxiliary limit treatment, then after the welding operation of the second flange 2 and the jacket 6 is completed, the first flange 1 is rotated to be connected with the threaded ring 5 at the top of the nipple 3 through the threaded groove 4, when the locating rod 10 at the top of the locating ring 7 is rotated to the appointed position, the quick auxiliary locating is inserted into the reserved hole of the first flange 1, then the welding operation is carried out, the processing operation of the jacket flange is completed, the structure is simple and compact, the operating personnel can conveniently carry out, the operating personnel can flow through the large operating fluid through the large-scale of the heat-insulating medium, the heat insulating medium can be injected into the cooling medium through the large-insulating medium 12, the large-friendly fluid can be cooled down through the large-temperature-friendly medium, and the cooling medium is more convenient to the external medium, and the cooling medium can be cooled down through the cooling medium, and the cooling medium is more stable and cooled.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a jacket flange, includes first flange (1), second flange (2) and presss from both sides cover (6), its characterized in that: the bottom of first flange (1) is provided with second flange (2), be provided with nipple joint (3) between first flange (1) and second flange (2), nipple joint (3) corresponding screw thread groove (4) have all been seted up at the bottom of first flange (1) and the top of second flange (2), the peripheral cover of nipple joint (3) is equipped with and presss from both sides cover (6), the top and the bottom of pressing from both sides cover (6) all have locating ring (7) that are used for quick location through welded connection.

2. A jacket flange according to claim 1, wherein: the novel heat insulation jacket is characterized in that a hollow part (12) is arranged in the jacket (6), an insulation layer (13) is arranged on the inner surface of the hollow part (12), an inlet (14) is formed in one side of the jacket (6), and an outlet (15) is formed in the other side of the jacket (6).

3. A jacket flange according to claim 1, wherein: the top and the bottom of the nipple (3) are respectively provided with a thread ring (5) corresponding to the thread groove (4).

4. A jacket flange according to claim 1, wherein: the positioning groove (8) is formed in the periphery of the thread groove (4) at the bottom of the first flange (1) and the top of the second flange (2), the movable grooves (9) are formed in the two sides of the positioning ring (7), and the positioning rods (10) corresponding to the positioning grooves (8) are connected in the movable grooves (9) in a sleeved mode.

5. A jacket flange according to claim 4, wherein: a pressure spring (11) is arranged on one side of the locating rod (10) in the movable groove (9).