CN216643487U

CN216643487U - Sealing device for steam inlet and outlet connecting pipe

Info

Publication number: CN216643487U
Application number: CN202220007944.1U
Authority: CN
Inventors: 李镜滋; 郑燕文; 黄崇国
Original assignee: Guangzhou Zhaochang Electromechanical Equipment Co ltd
Current assignee: Guangzhou Zhaochang Electromechanical Equipment Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-05-31
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a steam inlet and outlet connecting pipe sealing device which comprises a steam inlet pipe, a sealing cover and two hoops, wherein the outer side of the steam inlet pipe is movably connected with a circular ring, the outer side of the steam inlet pipe is fixedly connected with a rubber pad, the rubber pad is in contact with the hoops, one side of the sealing cover is fixedly connected with a steam outlet connecting pipe, one side of the sealing cover is provided with a groove, the groove is clamped with the steam inlet pipe, a plurality of inserting holes are formed in the circular ring and the sealing cover, and a bidirectional threaded rod is movably connected in each inserting hole. The utility model not only can lead the steam inlet pipe and the sealing cover to be sealed and fixed by matching the circular ring and the bidirectional threaded rod, thereby improving the installation effect of the device, but also can lead the sealing cover and the steam inlet pipe to be more tightly connected by the vacuum rubber ring and the vacuum rubber ring, and can also lead the circular ring to be easily pushed to the anchor ear to generate displacement by matching the hollow block and the special-shaped block, thereby improving the stability of the anchor ear.

Description

Sealing device for steam inlet and outlet connecting pipe

Technical Field

The utility model relates to the technical field of inlet and outlet connecting pipe sealing, in particular to a steam inlet and outlet connecting pipe sealing device.

Background

The steam generator is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy, the steam generator is mainly used for life and has a small amount of application in industrial production, the boiler generating the steam is called a steam boiler, is often called a boiler for short, and is mainly used for thermal power stations, ships, locomotives and industrial and mining enterprises.

In a steam outlet pipe of a steam generator device, a connecting joint pipe is generally required to be sealed to meet sealing requirements, and when a common sealing device is used for sealing a steam pipe without a flange or a boss on the outer wall, a fixing part needs to be welded on the steam pipe, so that the steam pipe is easily damaged to cause steam leakage, and therefore, the steam inlet and outlet joint pipe sealing device is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a steam inlet and outlet connecting pipe sealing device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a sealing device is taken over in steam business turn over, includes steam inlet pipe, sealed lid and two staple bolts, steam inlet pipe's outside swing joint has the ring, steam inlet pipe's outside fixedly connected with rubber pad, and the rubber pad contacts with the staple bolt, one side fixedly connected with play vapour of sealed lid is taken over, recess has been seted up to one side of sealed lid, and recess and steam inlet pipe looks joint, a plurality of jacks have all been seted up to ring and sealed inside of covering, and swing joint has two-way threaded rod in the jack, and the equal swing joint in both ends of two-way threaded rod has the nut.

As a further scheme of the utility model, a plurality of anti-skid grains are arranged on the outer side of the steam inlet pipe, and the anti-skid grains are uniformly distributed.

As a further aspect of the present invention, a hanging ring is fixedly connected to one side of the circular ring.

As a further scheme of the utility model, the outer side of the steam outlet connecting pipe is fixedly connected with heat insulation cotton.

As a further scheme of the utility model, one side of the sealing cover is fixedly connected with two handles which are symmetrically distributed.

As a further scheme of the utility model, a vacuum rubber ring is fixedly connected in the groove and is in contact with the steam inlet pipe.

As a further scheme of the utility model, the bidirectional threaded rod sealing device further comprises a hollow block, the hollow block is fixed on one side of the circular ring through a bolt and is in sliding connection with the bidirectional threaded rod, one side of the sealing cover is fixedly connected with a rubber rod, one end of the rubber rod is fixedly connected with a special-shaped block, and the top of the special-shaped block is provided with a position avoiding groove.

The utility model has the beneficial effects that:

1. through the setting of installation ring on the steam inlet pipe, embolia the steam inlet pipe to the ring on, and make the ring move suitable position and staple bolt contact, then pass through groove joint income ring to sealed lid, insert the jack on the sealed lid again in the jack on the ring to the two-way threaded rod, then install the nut on the two-way threaded rod and rotate, thereby make the nut remove and contact with ring and sealed lid respectively along the two-way threaded rod, and then make and obtain sealed fixed between steam inlet pipe and the sealed lid, the installation effectiveness of device has been improved.

2. Through the setting of installation vacuum rubber circle in the recess, the vacuum rubber circle makes sealed lid and steam inlet pipe between be connected inseparabler, avoids having great gap influence device's use between sealed lid and the steam inlet pipe, has improved the leakproofness of device.

3. Through the cooperation of hollow block and special-shaped piece use, sealed lid removes to make the rubber pole drive special-shaped piece and removes, makes hollow block extrude special-shaped piece to make special-shaped piece move down suitable position and staple bolt and steam inlet pipe contact, and the rubber pole produces deformation, thereby further restrict the position of staple bolt, avoid the ring to promote the staple bolt easily and produce the displacement, improved the stability of staple bolt.

Drawings

Fig. 1 is a schematic perspective view of a sealing device 1 for a steam inlet/outlet connection pipe according to an embodiment of the present invention;

FIG. 2 is a schematic view of a steam inlet/outlet pipe sealing device according to embodiment 1 of the present invention;

fig. 3 is a schematic perspective view of an embodiment 2 of a sealing device for a steam inlet/outlet connection pipe according to the present invention;

fig. 4 is an enlarged schematic structural view of part a of embodiment 2 of a steam inlet/outlet connection pipe sealing device according to the present invention.

In the figure: 1. a hoisting ring; 2. anti-skid lines; 3. a sealing cover; 4. a handle; 5. heat insulation cotton; 6. a steam outlet connecting pipe; 7. a bidirectional threaded rod; 8. hooping; 9. a circular ring; 10. a steam inlet pipe; 11. a rubber pad; 12. a groove; 13. a vacuum rubber ring; 14. a hollow block; 15. a special-shaped block; 16. a position avoiding groove; 17. a rubber rod.

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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Example 1

Referring to fig. 1-2, a steam inlet and outlet connecting pipe sealing device comprises a steam inlet pipe 10, a sealing cover 3 and two hoops 8, wherein the outer side of the steam inlet pipe 10 is connected with a circular ring 9 in a sliding manner, the outer side of the steam inlet pipe 10 is bonded with a rubber pad 11, the rubber pad 11 is contacted with the hoops 8, the two hoops 8 are fixed together through a bolt, one side of the sealing cover 3 is welded with a steam outlet connecting pipe 6, one side of the sealing cover 3 is provided with a groove 12, the groove 12 is clamped with the steam inlet pipe 10, the circular ring 9 and the sealing cover 3 are internally provided with a plurality of jacks, a bidirectional threaded rod 7 is inserted in each jack, two ends of the bidirectional threaded rod 7 are respectively connected with a nut in a threaded manner, the circular ring 9 is sleeved on the steam inlet pipe 10, the circular ring 9 is moved to a proper position to be contacted with the hoops 8, then the sealing cover 3 is clamped into the circular ring 9 through the groove 12, the bidirectional threaded rod 7 is inserted into the jacks on the sealing cover 3 from the jacks on the circular ring 9, then the nut is mounted on the two-way threaded rod 7 and rotated so that the nut moves along the two-way threaded rod 7 and contacts the ring 9 and the sealing cap 3, respectively, thereby achieving the sealing fixation between the steam inlet pipe 10 and the sealing cap 3.

In the utility model, it should be noted that a plurality of anti-slip threads 2 are formed on the outer side of the steam inlet pipe 10, the anti-slip threads 2 are uniformly distributed, a hanging ring 1 is fixed on one side of a circular ring 9 through a bolt, the hanging ring 1 is convenient for a worker to move the device, heat insulation cotton 5 is bonded on the outer side of the steam outlet connecting pipe 6, the heat insulation cotton 5 can isolate heat on the steam outlet connecting pipe 6, two handles 4 are fixed on one side of a sealing cover 3 through bolts, the handles 4 are symmetrically distributed, a vacuum rubber ring 13 is bonded in a groove 12, the vacuum rubber ring 13 is in contact with the steam inlet pipe 10, the vacuum rubber ring 13 enables the sealing cover 3 and the steam inlet pipe 10 to be connected more tightly, and the phenomenon that a large gap exists between the sealing cover 3 and the steam inlet pipe 10 to influence the use of the device is avoided.

The working principle of the embodiment is as follows: when the steam inlet pipe 10 is required to be connected with the sealing cover 3, the circular ring 9 is firstly sleeved on the steam inlet pipe 10, the circular ring 9 is moved to a proper position to be contacted with the hoop 8, then the sealing cover 3 is clamped into the circular ring 9 through the groove 12, the bidirectional threaded rod 7 is inserted into the insertion hole in the sealing cover 3 from the insertion hole in the circular ring 9, then the nut is installed on the bidirectional threaded rod 7 and rotates, so that the nut moves along the bidirectional threaded rod 7 and is respectively contacted with the circular ring 9 and the sealing cover 3, and the steam inlet pipe 10 and the sealing cover 3 are sealed and fixed.

Example 2

Referring to fig. 3 to 4, the steam inlet/outlet connection pipe sealing device further comprises a hollow block 14, the hollow block 14 is fixed on one side of the circular ring 9 by bolts, and the hollow block 14 is connected with the bidirectional threaded rod 7 in a sliding way, one side of the sealing cover 3 is adhered with a rubber rod 17, one end of the rubber rod 17 is adhered with a special-shaped block 15, the sealing cover 3 moves to enable the rubber rod 17 to drive the special-shaped block 15 to move, so that the hollow block 14 extrudes the special-shaped block 15, so that the profile block 15 moves down to a proper position to contact the anchor ear 8 and the steam inlet pipe 10, and the rubber rod 17 is deformed, thereby further restrict staple bolt 8's position, avoid ring 9 to promote staple bolt 8 easily and produce the displacement, keep away a groove 16 has been seted up at the top of heterotypic piece 15, keep away a groove 16 and can keep away the position to two-way threaded rod 7, make heterotypic piece 15 slide in keeping away a groove 16 at parallel movement's in-process two-way threaded rod 7.

The working principle of the embodiment is as follows: when the position that needs staple bolt 8 is more stable, sealed lid 3 removes and makes rubber pole 17 drive heterotypic piece 15 remove, makes hollow block 14 extrude heterotypic piece 15 to make heterotypic piece 15 move down suitable position and staple bolt 8 and steam inlet pipe 10 contact, and rubber pole 17 produces deformation, thereby further restriction to the position of staple bolt 8, avoid ring 9 to promote staple bolt 8 easily and produce the displacement.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a sealing device is taken over in steam business turn over, includes admission pipe (10), sealed lid (3) and two staple bolts (8), its characterized in that, the outside swing joint of admission pipe (10) has ring (9), the outside fixedly connected with rubber pad (11) of admission pipe (10), and rubber pad (11) contact with staple bolt (8), one side fixedly connected with play vapour takeover (6) of sealed lid (3), one side of sealed lid (3) is seted up flutedly (12), and recess (12) and admission pipe (10) looks joint, a plurality of jacks have all been seted up to the inside of ring (9) and sealed lid (3), and swing joint has two-way threaded rod (7) in the jack, the equal swing joint in both ends of two-way threaded rod (7) has the nut.

2. The steam inlet and outlet connection pipe sealing device according to claim 1, wherein the steam inlet pipe (10) is provided with a plurality of anti-slip threads (2) on the outer side, and the anti-slip threads (2) are uniformly distributed.

3. A steam inlet and outlet nozzle sealing device according to claim 1, characterised in that a lifting ring (1) is fixedly connected to one side of the ring (9).

4. A steam inlet and outlet nozzle sealing device according to claim 1, wherein the outer side of the steam outlet nozzle (6) is fixedly connected with heat insulation cotton (5).

5. A steam inlet and outlet nozzle sealing device according to claim 1, characterized in that two handles (4) are fixedly connected to one side of the sealing cover (3), and the handles (4) are symmetrically distributed.

6. A steam inlet and outlet nozzle sealing device according to claim 2, wherein a vacuum rubber ring (13) is fixedly connected in the groove (12), and the vacuum rubber ring (13) is in contact with the steam inlet pipe (10).

7. The steam inlet and outlet connecting pipe sealing device as claimed in claim 1, further comprising a hollow block (14), wherein the hollow block (14) is fixed on one side of the circular ring (9) through a bolt, the hollow block (14) is slidably connected with the bidirectional threaded rod (7), one side of the sealing cover (3) is fixedly connected with a rubber rod (17), one end of the rubber rod (17) is fixedly connected with a special-shaped block (15), and the top of the special-shaped block (15) is provided with a clearance groove (16).