CN217784590U

CN217784590U - Pressure relief device with anti-blocking function

Info

Publication number: CN217784590U
Application number: CN202220442380.4U
Authority: CN
Inventors: 褚博才; 王超
Original assignee: Hebei Huafeng Energy Technology Development Co Ltd
Current assignee: Hebei Huafeng Energy Technology Development Co Ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-11-11
Anticipated expiration: 2032-03-02

Abstract

The pressure relief device with the anti-blocking function comprises an emptying pipe, a rotary flange and a safety valve, wherein the safety valve is arranged on a sulfur melting kettle through the emptying pipe, the rotary flange is rotatably arranged between the emptying pipe and the safety valve, and a scraper is connected onto the rotary flange; towards the axial direction of blow-down pipe, the scraper stretches into to the blow-down pipe in to laminate mutually with the inner tube of blow-down pipe, and rotating flange can drive the rotation of scraper relative blow-down pipe. The utility model discloses can be through rotating rotatory flange to drive the scraper and rotate along the interior pipe wall of blow-down pipe in the blow-down pipe with rotatory flange, with this reach the purpose of clear stifled to the blow-down pipe, with this play prevent stifled function, make this pressure relief device can be applicable to the use in the sulphur melting cauldron.

Description

Pressure relief device with anti-blocking function

Technical Field

The utility model belongs to the technical field of the sulphur melting kettle pressure release is relevant, especially relate to a pressure relief device with prevent stifled function.

Background

In a wet desulphurization area related to coal chemical industry and coking production, generally the produced sulfur paste needs to be manufactured into a sulfur module for external sale. Most of sulfur melting processes select continuous sulfur melting or intermittent sulfur melting, the vent pipe of the sulfur melting kettle and the safety valve are vertically arranged at the top of the body, and the inner wall of the pipeline can lead to impurities to enter the vent pipe along with the fluctuation of the sulfur melting times and the pressure of the sulfur melting kettle and be attached to the vent pipe. Along with frequent use, the emptying pipe can be blocked by impurities, and the emptying function cannot be realized safely, so that the emptying pipe needs to be removed and cleaned regularly.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a pressure relief device with an anti-blocking function to solve the technical problems in the prior art.

A pressure relief device with an anti-blocking function is arranged on a sulfur melting kettle;

the safety valve is mounted on the sulfur melting kettle through the vent pipe, the rotary flange is rotatably mounted between the vent pipe and the safety valve, and a scraper is connected to the rotary flange; court the axial direction of blow-down pipe, the scraper stretches into extremely in the blow-down pipe, and with the inner tube wall of blow-down pipe is laminated mutually, just rotatory flange can drive the scraper is done relatively the rotation of blow-down pipe.

In one embodiment, the scraper is arranged in a triangular structure, so that two scraping surfaces of the scraper and the inner pipe wall of the emptying pipe form two obtuse angles respectively.

In one embodiment, the scrapers are vertically fixed on the inner circumferential wall of the rotating flange.

In one embodiment, the scraper is provided as a unitary structure with the rotating flange.

In one embodiment, the emptying pipe, the rotating flange and the safety valve are fixedly connected through bolts and nuts.

In one embodiment, the rotating flange is provided with an arc groove, and the bolt penetrates through the rotating flange through the arc groove.

In one embodiment, the peripheral wall of the rotating flange is provided with a handle which can drive the rotating flange to rotate relative to the emptying pipe.

In one embodiment, the number of the handles is two, and the two handles are symmetrically arranged on the rotating flange.

In one embodiment, the scraper is disposed through the vent.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses a pressure relief device with prevent stifled function sets up through the rational structure of rotating flange and scraper for this pressure relief device installs on the sulfur melting cauldron, can rotate rotating flange through rotating to drive the scraper with rotating flange and rotate along the inner tube wall of blow-down pipe in the blow-down pipe, reach the purpose of going on the clear stifled to the blow-down pipe with this, play the function that prevents stifled with this, make this pressure relief device can be applicable to the use in the sulfur melting cauldron.

Drawings

Fig. 1 is a schematic structural diagram of a pressure relief device with an anti-blocking function according to an embodiment of the present application.

Fig. 2 is a top view of a rotating flange in the present application.

Fig. 3 is a cross-sectional view of a rotating flange in the present application.

Wherein, 10, an emptying pipe; 11. an inner pipe wall; 20. rotating the flange; 21. a scraper; 211. scraping a knife face; 22. a handle; 201. an inner peripheral wall; 202. an arc groove; 203. an outer peripheral wall; 30. a safety valve; 200. a sulfur melting kettle.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1 to fig. 3, a pressure relief device with an anti-blocking function according to an embodiment of the present invention is installed on a sulfur melting kettle 200.

The utility model discloses in, pressure relief device includes blow-down pipe 10, rotary flange 20 and relief valve 30, and relief valve 30 passes through blow-down pipe 10 and installs on sulfur melting kettle 200 to this installation of this relief valve 30 on sulfur melting kettle 200 is specifically realized. It should be noted that, when the pressure relief device works, the pressure relief device relieves the pressure of the sulfur melting kettle 200, and specifically, the pressure relief device relieves the pressure of the sulfur melting kettle 200 by using the structural characteristics of the safety valve 30, wherein the safety valve 30 may adopt an existing valve body structure, and will not be described herein.

Wherein, the rotary flange 20 is rotatably installed between the blow-down pipe 10 and the safety valve 30, wherein the rotary flange 20 is connected with a scraper 21; towards the axial direction of blow-down pipe 10, scraper 21 stretches into in the blow-down pipe 10 to laminate mutually with the interior pipe wall 11 of blow-down pipe 10, and rotatory flange 20 can drive scraper 21 and make the rotation of relative blow-down pipe 10, make this pressure relief device during operation, can rotate through drive rotatory flange 20, scrape away in the bonding thing of pipe wall 11 in blow-down pipe 10 with scraper 21 on the rotatory flange 20, then in the gravity of reuse bonding thing self falls back sulfur melting kettle 200, realize the function that prevents blocking up of this pressure relief device during operation promptly.

In one embodiment, the scraper 21 is arranged in a triangular structure, so that two scraping surfaces 211 of the scraper 21 and the inner pipe wall 11 of the blow pipe 10 form two obtuse angles, respectively, thereby realizing the structural arrangement of the scraper 21.

It will be appreciated that the provision of the scraper 21 in a triangular configuration enhances the cleaning of the adhering substance on the inner wall 11 of the vent tube 10 when the scraper 21 is rotated relative to the vent tube 10.

The scrapers 21 are vertically fixed to the inner circumferential wall 201 of the rotating flange 20, thereby realizing the assembly connection between the scrapers 21 and the rotating flange 20.

Further, the scraper 21 and the rotating flange 20 are configured as an integral structure, so that the rotating flange 20 and the scraper 21 can be integrally produced and prepared.

In one embodiment, the vent 10, the rotary flange 20 and the safety valve 30 are fixed by bolts (not shown) and nuts (not shown). That is, conventional bolts and nuts for the connection between the flanges can be used among the blow-down pipe 10, the rotary flange 20 and the safety valve 30, and will not be described herein.

Wherein, seted up arc groove 202 on the rotary flange 20, the bolt runs through the rotary flange 20 setting through arc groove 202 to this realizes the assembly of rotary flange 20 between relief valve 30 and blow-down pipe 10 specifically, and satisfies rotary flange 20 pivoted user demand between relief valve 30 and blow-down pipe 10.

In one embodiment, the handle 22 is provided on the peripheral wall 203 of the rotary flange 20, and the handle 22 can drive the rotary flange 20 to rotate relative to the blow-down pipe 10, so as to drive the rotary flange 20 to rotate.

Specifically, the number of the handles 22 is two, and the two handles 22 are symmetrically arranged on the rotating flange 20, so that when the pressure relief device works, two hands can act on the handles 22, and the rotating flange 20 can be driven to rotate.

In addition, the scraper 21 is arranged through the blow pipe 10 so that the scraper 21 can cover the blow pipe 10 completely.

To sum up, the utility model discloses a pressure relief device with prevent stifled function sets up through the rational structure of rotating flange and scraper for this pressure relief device installs on the sulphur melting cauldron, can rotate rotating flange through rotating, so as to drive the scraper and rotate along the interior pipe wall of blow-down pipe in the blow-down pipe with rotating flange, reach the purpose of clear stifled to the blow-down pipe with this, play the function of preventing stifled with this, make this pressure relief device can be applicable to the use in the sulphur melting cauldron.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A pressure relief device with an anti-blocking function is arranged on a sulfur melting kettle;

the sulfur melting device is characterized by comprising an emptying pipe, a rotary flange and a safety valve, wherein the safety valve is arranged on the sulfur melting kettle through the emptying pipe; court the axial direction of blow-down pipe, the scraper stretches into extremely in the blow-down pipe, and with the inner tube wall of blow-down pipe is laminated mutually, just rotatory flange can drive the scraper is done relatively the rotation of blow-down pipe.

2. The pressure relief device with the anti-blocking function according to claim 1, wherein the scraper is arranged in a triangular structure, so that two scraping surfaces of the scraper and the inner pipe wall of the emptying pipe form two obtuse angles respectively.

3. The pressure relief device with anti-blocking function according to claim 1, wherein said scraper is vertically fixed on the inner peripheral wall of said rotating flange.

4. The pressure relief device with the anti-blocking function according to claim 1, wherein the scraper and the rotating flange are arranged into an integral structure.

5. The pressure relief device with the anti-blocking function according to claim 1, wherein the vent pipe, the rotary flange and the safety valve are connected and fixed by bolts and nuts.

6. The pressure relief device with the anti-blocking function according to claim 5, wherein an arc groove is formed in the rotating flange, and the bolt penetrates through the rotating flange through the arc groove.

7. The pressure relief device with the anti-blocking function according to claim 1, wherein a handle is arranged on the outer peripheral wall of the rotating flange, and the handle can drive the rotating flange to rotate relative to the emptying pipe.

8. The pressure relief device with the anti-blocking function according to claim 7, wherein the number of the handles is two, and the two handles are symmetrically arranged on the rotating flange.

9. The pressure relief device with an anti-blocking function according to claim 1, wherein said scraper is disposed through said vent pipe.