CN212029149U

CN212029149U - Steel cylinder opening sealing structure for preventing leakage and scattering of anhydrous ammonia

Info

Publication number: CN212029149U
Application number: CN201922408656.8U
Authority: CN
Inventors: 孙茂启; 张文东; 陈泽锋; 何小飞; 陈珠宏; 姚靖良
Original assignee: Zhanjiang Kehua Meters Power Co ltd
Current assignee: Zhanjiang Kehua Meters Power Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-11-27
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a prevent that anhydrous ammonia from leaking scattered excessive steel bottle opening seal structure, including steel bottle, first sealing washer and second sealing washer, the inboard of steel bottle is provided with first sealing washer, and installs the outlet pipe in the top of steel bottle, seted up on the inner wall of outlet pipe and erected the groove, and the inboard of outlet pipe is provided with the diaphragm, the outside of diaphragm is provided with branch, and branch is located the inboard of erecting the groove to the diaphragm passes through branch and erects groove and outlet pipe interconnect, the connection lid is installed in the outside of pipeline, and connects lid and outlet pipe interconnect to sealed lid is installed to the top of outlet pipe. This prevent that anhydrous ammonia from leaking scattered excessive steel bottle opening seal structure can open at the steel bottle and keep better leakproofness when taking liquid ammonia to can avoid liquid ammonia the leakage condition to appear, promote the security that liquid ammonia took, avoid liquid ammonia to leak the polluted environment, can prevent to cause the health harm to relevant personnel more.

Description

Steel cylinder opening sealing structure for preventing leakage and scattering of anhydrous ammonia

Technical Field

The utility model relates to an anhydrous ammonia technical field specifically is a prevent that anhydrous ammonia from leaking scattered excessive steel bottle opening seal structure.

Background

Anhydrous ammonia, namely liquid ammonia, is a corrosive and volatile chemical substance, has toxicity, is mostly used in the semiconductor industry and the metallurgical industry, and is usually stored and transported by adopting a sealed steel cylinder.

When opening and taking liquid ammonia, current liquid ammonia steel bottle is difficult for keeping the leakproofness of steel bottle to lead to liquid ammonia to appear leaking the scattered excessive condition extremely easily, and then can the polluted environment, cause the health harm to relevant personnel easily. Aiming at the problems, the novel design is carried out on the basis of the original steel cylinder opening structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent that anhydrous ammonia from leaking scattered excessive steel bottle opening seal structure to solve the current liquid ammonia steel bottle that proposes in the above-mentioned background art when opening and taking liquid ammonia, be difficult for keeping the leakproofness of steel bottle, thereby lead to liquid ammonia to appear leaking scattered excessive condition extremely easily, and then can the polluted environment, cause the problem of health harm to relevant personnel easily.

In order to achieve the above object, the utility model provides a following technical scheme: a steel cylinder opening sealing structure for preventing anhydrous ammonia from leaking and scattering comprises a steel cylinder, a first sealing ring and a second sealing ring, wherein the first sealing ring is arranged on the inner side of the steel cylinder, an outlet pipe is arranged above the steel cylinder, a vertical groove is arranged on the inner wall of the outlet pipe, a transverse plate is arranged on the inner side of the outlet pipe, a supporting rod is arranged on the outer side of the transverse plate and positioned on the inner side of the vertical groove, the transverse plate is connected with the outlet pipe through a support rod and a vertical groove, a return spring is arranged below the support rod, the reset spring is positioned at the inner side of the vertical groove, the plug body is arranged below the transverse plate, the second sealing ring is arranged on the outer surface of the plug body, a through hole is arranged on the transverse plate, and the pipeline is arranged above the transverse plate, the connecting cover is arranged on the outer side of the pipeline and is connected with the outlet pipe, and the sealing cover is arranged above the outlet pipe.

Preferably, the first sealing ring and the second sealing ring are located at the same horizontal line position, and the first sealing ring and the second sealing ring are respectively connected with the steel cylinder and the plug body in a hot melting mode.

Preferably, the supporting rods are distributed on the transverse plate at equal angles, the supporting rods and the outlet pipe form a sliding structure through the vertical grooves, and the supporting rods and the return spring form a telescopic structure.

Preferably, the plug body is fixedly connected with the transverse plate, and the diameter of the plug body is gradually increased from top to bottom.

Preferably, the through holes are distributed on the transverse plate at equal angles, and the through holes are positioned outside the upper end of the plug body.

Preferably, the pipeline is respectively connected with the outlet pipe and the connecting cover in a threaded manner, and the diameter of the outer ring of the pipeline is equal to that of the transverse plate.

Compared with the prior art, the beneficial effects of the utility model are that: the steel cylinder opening sealing structure for preventing the leakage and the scattering of the anhydrous ammonia,

1. the sealing device has the advantages that the sealing performance can be kept better when the steel cylinder is opened to take the liquid ammonia, so that the liquid ammonia can be prevented from leaking, the safety of taking the liquid ammonia is improved, the liquid ammonia is prevented from leaking to pollute the environment, and the body damage to related personnel can be prevented;

2. when the outlet pipe is twisted into to the pipeline, the pipeline can carry out the top to the diaphragm and move, and the diaphragm at this moment then carries out sliding motion downwards through branch and vertical slot, so the diaphragm drives the cock body and carries out synchronous motion, finally misplaces between first sealing washer and the second sealing washer, and liquid ammonia then obtains the release and takes through the pipeline, has prevented that the liquid ammonia leakage condition from appearing.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the outlet pipe and the sealing cover of the present invention;

FIG. 3 is a schematic view of the cross plate installation structure of the present invention;

fig. 4 is a schematic view of the structure of the plug body of the present invention.

In the figure: 1. a steel cylinder; 2. a first seal ring; 3. an outlet pipe; 4. a vertical slot; 5. a transverse plate; 6. a strut; 7. a return spring; 8. a plug body; 9. a second seal ring; 10. perforating; 11. a pipeline; 12. a connecting cover; 13. and (7) sealing the cover.

Detailed Description

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.

Referring to fig. 1-4, the present invention provides a technical solution: a steel cylinder opening sealing structure for preventing leakage and dispersion of anhydrous ammonia comprises a steel cylinder 1, a first sealing ring 2 and a second sealing ring 9, wherein the first sealing ring 2 is arranged on the inner side of the steel cylinder 1, an outlet pipe 3 is arranged above the steel cylinder 1, the first sealing ring 2 and the second sealing ring 9 are positioned at the same horizontal line position, the first sealing ring 2 and the second sealing ring 9 are respectively connected with the steel cylinder 1 and a plug body 8 in a hot melting manner, the steel cylinder 1 is conveniently sealed by matching between the first sealing ring 2 and the second sealing ring 9, a vertical groove 4 is formed in the inner wall of the outlet pipe 3, a transverse plate 5 is arranged on the inner side of the outlet pipe 3, a support rod 6 is arranged on the outer side of the transverse plate 5, the support rod 6 is positioned on the inner side of the vertical groove 4, the transverse plate 5 is connected with the outlet pipe 3 through the support rod 6 and the vertical groove 4, the support rod 6 is distributed at equal angles, the support rod 6 and the return spring 7 form a telescopic structure, so that the return spring 7 is favorable for pushing the support rod 6 to slide and stretch inside the vertical groove 4;

a reset spring 7 is arranged below the supporting rod 6, the reset spring 7 is positioned on the inner side of the vertical groove 4, a plug body 8 is arranged below the transverse plate 5, a second sealing ring 9 is arranged on the outer surface of the plug body 8, the plug body 8 is fixedly connected with the transverse plate 5, the diameter of the plug body 8 is gradually increased from top to bottom, liquid ammonia can be released along the outer surface of the plug body 8 after the first sealing ring 2 and the second sealing ring 9 are dislocated, a through hole 10 is formed in the transverse plate 5, a pipeline 11 is arranged above the transverse plate 5, the through hole 10 is distributed at equal angles on the transverse plate 5, the through hole 10 is positioned on the outer side of the upper end of the plug body 8, and the liquid ammonia can be conveniently taken and released through the;

connecting cover 12 is installed in the outside of pipeline 11, and connects cover 12 and outlet pipe 3 interconnect to sealed lid 13 is installed to outlet pipe 3's top, and pipeline 11 respectively with outlet pipe 3 with connect 12 threaded connection of lid, and the outer lane diameter of pipeline 11 equals the diameter of diaphragm 5, has promoted pipeline 11 and outlet pipe 3 and has carried out the leakproofness of being connected, avoids appearing the condition that liquid ammonia leaks.

The working principle is as follows: according to fig. 1 and 2, when liquid ammonia in the steel cylinder 1 needs to be taken out, firstly, the sealing cover 13 above the outlet pipe 3 is screwed off, then the connecting cover 12 outside the pipeline 11 is screwed on the outlet pipe 3, according to fig. 1, the pipeline 11 on the connecting cover 12 is screwed manually to rotate, at this time, the pipeline 11 moves downwards until the pipeline 11 is connected with the outlet pipe 3, at this time, the pipeline 11 is screwed on continuously until the pipeline 11 is screwed into the outlet pipe 3, the pipeline 11 pushes the transverse plate 5 downwards while being screwed into the outlet pipe 3, according to fig. 1 and 3, after the transverse plate 5 is pushed by the pipeline 11, the transverse plate 5 drives the return spring 7 to slide downwards on the inner side of the vertical groove 4 through the supporting rod 6, so the transverse plate 5 drives the plug body 8 to move downwards, according to fig. 1 and 4, until the second sealing ring 9 outside the plug body 8 is dislocated with the first sealing ring 2, at the moment, liquid ammonia in the steel cylinder 1 starts to be released, the liquid ammonia passes through the second sealing ring 9 and the first sealing ring 2 which are staggered, then the liquid ammonia passes through the through hole 10 on the transverse plate 5 along the surface of the plug body 8 and flows out until the liquid ammonia is filled into the pipeline 11 for taking, according to the graph shown in the graph 1 and the graph 2, after the liquid ammonia is taken, the pipeline 11 is screwed to rotate reversely until the pipeline 11 does not jack the transverse plate 5, at the moment, the reset spring 7 can push the supporting rod 6 upwards to slide upwards in the vertical groove 4, the transverse plate 5 slides upwards through the supporting rod 6, the transverse plate 5 synchronously lifts the plug body 8 upwards until the second sealing ring 9 on the outer side of the plug body 8 is aligned with the first sealing ring 2, at the moment, the sealing of the steel cylinder 1 is finished, then the connecting cover 12 on the outer side of the pipeline 11 can be unscrewed from the outlet pipe 3, and the sealing cover 13 is screwed on the outlet pipe 3, the steel cylinder opening sealing structure for preventing the leakage and the scattering of the anhydrous ammonia is convenient for people to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent that anhydrous ammonia from leaking scattered steel bottle opening seal structure of overflowing, includes steel bottle (1), first sealing washer (2) and second sealing washer (9), its characterized in that: the steel cylinder is characterized in that a first sealing ring (2) is arranged on the inner side of the steel cylinder (1), an outlet pipe (3) is arranged above the steel cylinder (1), a vertical groove (4) is formed in the inner wall of the outlet pipe (3), a transverse plate (5) is arranged on the inner side of the outlet pipe (3), a support rod (6) is arranged on the outer side of the transverse plate (5), the support rod (6) is located on the inner side of the vertical groove (4), the transverse plate (5) is connected with the outlet pipe (3) through the support rod (6) and the vertical groove (4), a reset spring (7) is arranged below the support rod (6), the reset spring (7) is located on the inner side of the vertical groove (4), a plug body (8) is arranged below the transverse plate (5), a second sealing ring (9) is arranged on the outer surface of the plug body (8), a through hole (10) is formed in the transverse plate (5), and a pipeline, the outer side of the pipeline (11) is provided with a connecting cover (12), the connecting cover (12) is connected with the outlet pipe (3) mutually, and a sealing cover (13) is arranged above the outlet pipe (3).

2. The sealing structure of the opening of the steel cylinder for preventing the leakage and the scattering of the anhydrous ammonia according to claim 1, wherein: first sealing washer (2) and second sealing washer (9) are located same water flat line position, and first sealing washer (2) and second sealing washer (9) respectively with steel bottle (1) and cock body (8) hot melt connection.

3. The sealing structure of the opening of the steel cylinder for preventing the leakage and the scattering of the anhydrous ammonia according to claim 1, wherein: the support rods (6) are distributed on the transverse plate (5) at equal angles, the support rods (6) and the outlet pipe (3) form a sliding structure through the vertical grooves (4), and the support rods (6) and the return spring (7) form a telescopic structure.

4. The sealing structure of the opening of the steel cylinder for preventing the leakage and the scattering of the anhydrous ammonia according to claim 1, wherein: the plug body (8) is fixedly connected with the transverse plate (5), and the diameter of the plug body (8) is gradually increased from top to bottom.

5. The sealing structure of the opening of the steel cylinder for preventing the leakage and the scattering of the anhydrous ammonia according to claim 1, wherein: the through holes (10) are distributed on the transverse plate (5) at equal angles, and the through holes (10) are positioned on the outer side of the upper end of the plug body (8).

6. The sealing structure of the opening of the steel cylinder for preventing the leakage and the scattering of the anhydrous ammonia according to claim 1, wherein: the pipeline (11) is in threaded connection with the outlet pipe (3) and the connecting cover (12) respectively, and the diameter of the outer ring of the pipeline (11) is equal to that of the transverse plate (5).