CN216520129U

CN216520129U - Anti-burst safety valve for chemical industry

Info

Publication number: CN216520129U
Application number: CN202123451169.3U
Authority: CN
Inventors: 周永鹏; 解金海
Original assignee: Shouguang Port Ltd
Current assignee: Shouguang Port Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-13
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to an anti-burst safety valve for chemical engineering, which comprises a valve body and a reinforcing device arranged on the valve body, wherein the reinforcing device comprises a reinforcing frame and a first clamping part which are arranged on one side of the valve body, and the first clamping part comprises a first arc-shaped clamp and a second arc-shaped clamp; the first arc-shaped clamp and the second arc-shaped clamp are symmetrically arranged, the first arc-shaped clamp is provided with an installation groove, and the second arc-shaped clamp is provided with an installation convex block matched with the installation groove; the first arc-shaped clamp and the mounting lug are provided with through long holes, long shafts penetrate through the through long holes, and two sides of the upper end of the reinforcing frame are provided with screw rods which extend downwards and prop against the long shafts. According to the utility model, the first arc-shaped clamp and the second arc-shaped clamp are rotated to clamp the pipeline at the discharge port or the feed port of the valve body, the long shaft penetrates through the through long hole, and the two ends of the long shaft are jacked to the valve body through the screw rod, so that the pipeline at the discharge port and the feed port of the valve body is clamped and reinforced simultaneously, the difficulty in manufacturing the valve body is reduced, and unnecessary waste is reduced.

Description

Anti-burst safety valve for chemical industry

Technical Field

The utility model relates to the technical field of safety valves, in particular to an anti-burst safety valve for chemical engineering.

Background

The safety valve is a special device for overpressure protection of a pressure system, and is an automatic valve of the explosion-proof safety valve for chemical engineering. Special valves that prevent the pressure of the medium in the pipe or device from exceeding a specified value by discharging the medium out of the system when the pressure of the medium in the device or pipe rises above a specified value.

The valve body of prior art's safety valve for the chemical industry lacks reinforced structure, and the liquid outlet department of valve body lacks the protection, and the anti-burst performance is weaker, if increase reinforced structure in the valve body outside or inboard, can increase the manufacturing degree of difficulty of safety valve, is unfavorable for consolidating the great position that needs the reinforcement of safety valve pressure in a flexible way, has increased unnecessary manufacturing cost.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides the anti-burst safety valve for the chemical industry, which can flexibly reinforce the part of the safety valve with higher pressure and needing reinforcement.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a chemical anti-burst safety valve comprises a valve body and a reinforcing device arranged on the valve body, wherein the reinforcing device comprises a reinforcing frame and a first clamping portion, the reinforcing frame is arranged on one side of the valve body, and the first clamping portion comprises a first arc-shaped clamp and a second arc-shaped clamp which are rotatably arranged in the reinforcing frame respectively;

the first arc-shaped clamp and the second arc-shaped clamp are symmetrically arranged, a mounting groove is formed in one end of the inner side of the first arc-shaped clamp, and a mounting convex block matched with the mounting groove is arranged at one end, close to the first arc-shaped clamp, of the second arc-shaped clamp;

the one end that first arc pressed from both sides was seted up the mounting groove and the installation lug has been seted up respectively and has been run through the slot hole, runs through to be equipped with the major axis in the slot hole, and reinforcement frame upper end both sides are provided with downwardly extending and push up the screw rod to the major axis.

One side of reinforcing frame is fixed and is set up in one side of valve body, can weld or through bolt threaded connection, the arc of first arc clamp and second arc clamp and the pipeline looks adaptation of the discharge gate of valve body or feed inlet, rotate first arc clamp and second arc clamp and form the tight state of clamp to the discharge gate of valve body or the pipeline of feed inlet, through wearing to establish the major axis in running through the slot hole, push up the both ends of major axis to the valve body through the screw rod, realize the reinforcement of the pipeline of the discharge gate of valve body or feed inlet, also can press from both sides tightly the reinforcement simultaneously to the discharge gate of valve body and the pipeline of feed inlet, the degree of difficulty when having reduced the valve body and making, reduce unnecessary waste.

Preferably, both ends of the long shaft are positioned outside the through long holes, and the lower ends of the screws are respectively pushed down to both sides of the long shaft.

Preferably, the two sides of the reinforcing frame are respectively provided with a hinge seat, and one ends of the first arc-shaped clamp and the second arc-shaped clamp close to the inner side of the reinforcing seat are respectively hinged with the hinge seats.

Preferably, the bottom surfaces of the first and second arc clamps are respectively provided with a plurality of guard bars.

The protection strip distributes at the pipeline surface of valve body discharge gate or feed inlet, can play protection and anti-burst's effect to the valve body.

Preferably, the upper end of the reinforcing frame is provided with two rectangular grooves, nuts are arranged at the lower ends of the rectangular grooves, and the screw penetrates through the rectangular grooves to be in threaded connection with the nuts.

The nut is fixedly arranged at the lower end of the rectangular groove through welding, and the screw rod penetrates through the rectangular groove to be connected with the nut in a threaded mode downwards and extends downwards to one end of the long shaft to tightly push the long shaft to the valve body.

Preferably, the lower end of the screw rod is arranged on the arc-shaped top block, and the lower end face of the arc-shaped top block is arc-shaped.

The lower end surface of the arc-shaped jacking block jacks the outer circular surface of the long shaft, so that the end part of the long shaft is favorably pressed downwards.

Preferably, a second clamping portion is further arranged in the reinforcing frame, and the second clamping portion and the first clamping portion are arranged in a vertically symmetrical mode.

The second clamping portion is arranged to be matched with the first clamping portion to clamp and reinforce the position, needing to be reinforced, of the valve body in an up-down symmetrical mode.

Compared with the prior art, the utility model has the beneficial effects that: the first arc-shaped clamp and the second arc-shaped clamp are rotated to form a clamping state on a pipeline of a discharge port or a feed port of the valve body, the long shaft penetrates through the through long hole, two ends of the long shaft are pushed to the valve body through the screw rod, the pipeline of the discharge port or the feed port of the valve body is reinforced, the pipeline of the discharge port and the pipeline of the feed port of the valve body can be simultaneously clamped and reinforced, the difficulty in valve body manufacturing is reduced, and unnecessary waste is reduced.

Drawings

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

FIG. 2 is an enlarged schematic view of the point A in FIG. 1;

fig. 3 is a front view of the present invention.

Reference numerals shown in the drawings: 1. a valve body; 2. a reinforcing frame; 21. a rectangular groove; 3. a first arcuate clamp; 31. mounting grooves; 4. a second arcuate clamp; 41. mounting a bump; 5. a second clamping portion; 6. the long hole is penetrated; 7. a long axis; 8. a screw; 9. a hinged seat; 10. a protective strip; 11. a nut; 12. an arc-shaped top block.

Detailed Description

The present invention will be further described with reference to specific embodiments, and as shown in fig. 1 to 3, an anti-burst safety valve for chemical engineering includes a valve body 1 and a reinforcing device disposed on the valve body 1, wherein the reinforcing device includes a reinforcing frame 2 disposed on one side of the valve body 1 and a first clamping portion, and the first clamping portion includes a first arc-shaped clamp 3 and a second arc-shaped clamp 4 rotatably disposed in the reinforcing frame 2, respectively; two sides of the reinforcing frame 2 are respectively provided with a hinged seat 9, and one ends of the first arc-shaped clamps 3 and the second arc-shaped clamps 4 close to the inner sides of the reinforcing seats are respectively hinged with the hinged seats 9.

The first arc-shaped clamp 3 and the second arc-shaped clamp 4 are symmetrically arranged, one end of the inner side of the first arc-shaped clamp 3 is provided with a mounting groove 31, and one end of the second arc-shaped clamp 4 close to the first arc-shaped clamp 3 is provided with a mounting convex block 41 matched with the mounting groove 31; the bottom surfaces of the first arc-shaped clamp 3 and the second arc-shaped clamp 4 are respectively provided with a plurality of protection strips 10, and the protection strips 10 are distributed on the outer surface of a pipeline of a discharge port or a feed port of the valve body 1, so that the valve body 1 can be protected and prevented from bursting.

The end of the first arc-shaped clamp 3 provided with the mounting groove 31 and the mounting lug 41 are respectively provided with a through long hole 6, a long shaft 7 penetrates through the through long hole 6, two sides of the upper end of the reinforcing frame 2 are provided with screw rods 8 which extend downwards and prop against the long shaft 7, the lower ends of the screw rods 8 are arranged on the arc-shaped jacking blocks 12, and the lower end faces of the arc-shaped jacking blocks 12 are arc-shaped.

One side of the reinforcing frame 2 is fixedly arranged on one side of the valve body 1 and can be welded or connected through bolt threads, the arc shapes of the first arc-shaped clamp 3 and the second arc-shaped clamp 4 are matched with the discharge hole or the feed hole of the valve body 1, and the discharge hole and the feed hole of the valve body 1 can be clamped and reinforced simultaneously, so that the difficulty in manufacturing the valve body 1 is reduced, and unnecessary waste is reduced.

Two rectangular channels 21 have been seted up to the upper end of reinforcement frame 2, and rectangular channel 21 lower extreme is provided with nut 11, and screw rod 8 passes

rectangular channel

21 and 11 threaded connection of nut, and nut 11 passes through welded fastening and sets up the lower extreme at rectangular channel 21, and screw rod 8 passes rectangular channel 21 downwards and 11 threaded connection of nut to downwardly extending to the one end of major axis 7, tightly pushing up major axis 7 to valve body 1.

The reinforcing frame 2 is further internally provided with a second clamping portion 5, the second clamping portion 5 and the first clamping portion are arranged in an up-down symmetrical mode, and the second clamping portion 5 can be matched with the first clamping portion to clamp and reinforce the portion, needing to be reinforced, of the valve body 1 in an up-down symmetrical mode.

The working principle is as follows: the first arc-shaped clamp 3 and the second arc-shaped clamp 4 are rotated to clamp the pipeline at the discharge port or the feed port of the valve body 1, the long shaft 7 penetrates through the through long hole 6, two ends of the long shaft 7 are positioned outside the through long hole 6, the lower end of the screw rod 8 is respectively pushed to two sides of the long shaft 7 downwards, two ends of the long shaft 7 are pushed to the valve body 1 through the screw rod 8, and the pipeline at the discharge port or the feed port of the valve body 1 is reinforced.

It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

Claims

1. The utility model provides a chemical industry is with explosion-proof relief valve which characterized in that: the valve comprises a valve body (1) and a reinforcing device arranged on the valve body (1), wherein the reinforcing device comprises a reinforcing frame (2) arranged on one side of the valve body (1) and a first clamping part, and the first clamping part comprises a first arc-shaped clamp (3) and a second arc-shaped clamp (4) which are rotatably arranged in the reinforcing frame (2) respectively;

the first arc-shaped clamp (3) and the second arc-shaped clamp (4) are symmetrically arranged, a mounting groove (31) is formed in one end of the inner side of the first arc-shaped clamp (3), and a mounting convex block (41) matched with the mounting groove (31) is arranged at one end, close to the first arc-shaped clamp (3), of the second arc-shaped clamp (4);

one end of the first arc-shaped clamp (3) provided with the mounting groove (31) and the mounting lug (41) are respectively provided with a through long hole (6), a long shaft (7) penetrates through the through long hole (6), and two sides of the upper end of the reinforcing frame (2) are provided with screw rods (8) which extend downwards and prop against the long shaft (7).

2. The explosion-proof safety valve for chemical engineering as claimed in claim 1, wherein: the two ends of the long shaft (7) are positioned outside the through long holes (6), and the lower ends of the screw rods (8) are respectively and downwards jacked to the two sides of the long shaft (7).

3. The explosion-proof safety valve for chemical engineering according to claim 1 or 2, wherein: two sides of the reinforcing frame (2) are respectively provided with a hinged seat (9), and one ends, close to the inner side of the reinforcing seat, of the first arc-shaped clamp (3) and the second arc-shaped clamp (4) are respectively hinged with the hinged seats (9).

4. The explosion-proof safety valve for chemical engineering as claimed in claim 3, wherein: the bottom surfaces of the first arc-shaped clamp (3) and the second arc-shaped clamp (4) are respectively provided with a plurality of protective strips (10).

5. The explosion-proof safety valve for chemical engineering as claimed in claim 4, wherein: two rectangular channels (21) are formed in the upper end of the reinforcing frame (2), nuts (11) are arranged at the lower ends of the rectangular channels (21), and the screw rods (8) penetrate through the rectangular channels (21) to be in threaded connection with the nuts (11).

6. The explosion-proof safety valve for chemical engineering as claimed in claim 5, wherein: the lower end of the screw rod (8) is arranged on the arc-shaped top block (12), and the lower end face of the arc-shaped top block (12) is arc-shaped.

7. The explosion-proof safety valve for chemical engineering as claimed in claim 6, wherein: and a second clamping part (5) is further arranged in the reinforcing frame (2), and the second clamping part (5) and the first clamping part are arranged in an up-down symmetrical manner.