CN218063411U

CN218063411U - Spring type safety valve

Info

Publication number: CN218063411U
Application number: CN202222181289.4U
Authority: CN
Inventors: 陈纪军
Original assignee: Puyang Junyi Industry Co ltd
Current assignee: Puyang Junyi Industry Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-16
Anticipated expiration: 2032-08-18

Abstract

The utility model provides a spring relief valve relates to relief valve technical field, this spring relief valve, including the main valve body, mount pad, pressure release seat, install pressure relief mechanism on the pressure release seat, seted up the ring channel on the mount pad, the terminal surface is provided with the bulge loop under the pressure release seat, and the bulge loop rotates and sets up in the ring channel, is provided with the mounting panel on the mount pad. The utility model has the advantages that: install the bulge loop of terminal surface under the pressure release seat in the ring channel on the mount pad, then rotate the pressure release seat, make the tight protruding rotation of clamp on it to the mounting panel inboard, and with the tight protruding contact of clamp on the mounting panel, after both contact, realize firmly compressing tightly the pressure release seat on the mount pad, pivoted in-process simultaneously, make the locating piece enter into the slot on the pressure release seat, realize the quick installation to the pressure release seat, the effectual installation of having made things convenient for the pressure release seat, the manpower is saved, convenient maintenance, and the work efficiency is improved.

Description

Spring type safety valve

Technical Field

The utility model relates to a relief valve technical field specifically is a spring relief valve.

Background

The safety valve is a special valve, wherein the opening and closing part is in a normally closed state under the action of external force, and when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged to the outside of the system to prevent the pressure of the medium in the pipeline or the equipment from exceeding the specified value. The safety valve is mainly used for boiler, pressure container and pipeline, and its control pressure is not greater than specified value, so that it can play important role in protecting personal safety and equipment operation. The safety valve plays a safety protection role in the system. When the system pressure exceeds the specified value, the safety valve is opened to discharge a part of gas/fluid in the system to the outside of the atmosphere/pipeline, so that the system pressure does not exceed the allowable value, and the system is ensured not to have accidents due to overhigh pressure.

The pressure relief device of the existing safety valve is arranged on the main valve body through a plurality of fixing bolts, all the bolts need to be manually removed during disassembly and maintenance, so that the labor force is increased, the working efficiency is low, and the disassembly and maintenance are inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spring relief valve, the pressure relief device who aims at solving current relief valve among the prior art all installs on the main valve body through several fixing bolt, need manually demolish all bolts when dismantling the maintenance, so not only increase the labour, but lead to work efficiency lower, the inconvenient problem of dismantling the maintenance.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a spring relief valve, includes the main valve body, mount pad, pressure release seat, installs pressure release mechanism on the pressure release seat, the ring channel has been seted up on the mount pad, and the terminal surface is provided with the bulge loop under the pressure release seat, and the bulge loop rotates to set up in the ring channel, is provided with the mounting panel on the mount pad, is provided with the mount on the mounting panel, and slidable mounting has the pull rod on the mount, and the pull rod lower extreme is provided with the locating piece with mounting panel sliding connection, and pull rod outside cover is equipped with the part of kick-backing, all is provided with a plurality of tight archs of clamp on pressure release seat up end and the mounting panel, still seted up on the pressure release seat with locating piece assorted slot.

In order to make the utility model discloses have the effect of realizing the pressure release function, the utility model discloses a further technical scheme does, pressure release mechanism includes the adjusting screw of spiro union on the pressure release seat, has seted up movable chamber on the adjusting screw, and this activity intracavity slidable mounting has movable post, and the sealing plug is installed to movable post lower extreme, and movable post outside cover is equipped with sealing spring.

In order to make the utility model discloses have the effect of guaranteeing the fastness fixed to the pressure release seat, the utility model discloses a further technical scheme does, the locating piece is square structure with the slot.

In order to make the utility model discloses have and make the effect that presss from both sides tight arch and have certain elasticity and toughness, the utility model discloses a further technical scheme does, press from both sides tight bellied material and be the spring steel.

In order to make the utility model discloses have the effect of the leakproofness of guaranteeing to connect, the utility model discloses a further technical scheme does, mount pad up end all is provided with sealed the pad with pressure release seat lower extreme face.

In order to make the utility model discloses it is too much to have the sealing plug adjustment number of times to and live time overlength, take place the effect of ageing leakage, the utility model discloses a further technical scheme does, install on the sealing plug and strengthen sealed to it, prevent the sealing mechanism of ageing leakage.

In order to make the utility model discloses it is too much to have the sealing plug regulation number of times that prevents to and live time overlength, take place the effect of ageing leakage, the utility model discloses a further technical scheme does, sealing mechanism is including seting up the passageway on the sealing plug, and slidable mounting has the movable rod in this passageway, and the movable rod upper end is provided with the connecting plate, is provided with rubber seal on the connecting plate, and sealing spring is connected with the connecting plate.

In order to make the utility model discloses have the effect that the help pull rod can carry out the return stroke motion, the utility model discloses a further technical scheme does, the part of kick-backing is for installing the spring on the locating piece.

The utility model has the advantages that:

1. this spring relief valve, install the bulge loop of terminal surface under the pressure release seat in the ring channel on the mount pad, then rotate the pressure release seat, make the tight arch of clamp on it rotate the mounting panel inboard, and with the tight arch contact of clamp on the mounting panel, both contact after, the realization firmly compresses tightly the pressure release seat on the mount pad, simultaneously pivoted in-process, make in the locating piece enters into the slot on the pressure release seat, realize the quick installation to the pressure release seat, when needing to dismantle, pull up the pull rod, make the rebound part compressed, take the locating piece out from the slot on the pressure release seat, then rotate the pressure release seat, take off it, the effectual installation to the pressure release seat that has made things convenient for, the manpower is saved, convenient maintenance, and work efficiency is improved.

2. This spring relief valve, sealing spring when compressed can drive the movable rod and move in the passageway, and then make the inseparable gap department that covers at the sealing plug of rubber seal, and then can effectually avoid the sealing plug to take place to leak.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a mounting base according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a pressure relief seat according to an embodiment of the present invention.

In the figure: 1. a main valve body; 2. a mounting base; 3. a pressure relief seat; 4. adjusting the screw rod; 5. a movable post; 6. a seal spring; 7. a sealing plug; 8. mounting a plate; 9. a fixed mount; 10. a pull rod; 11. positioning a block; 12. a resilient member; 13. clamping the boss; 14. a convex ring; 15. a movable rod; 16. a connecting plate; 17. a rubber sealing ring.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-4, a spring type safety valve, including main valve body 1, mount pad 2, pressure release seat 3, install pressure release mechanism on the pressure release seat 3, the ring channel has been seted up on the mount pad 2, the terminal surface is provided with bulge loop 14 under the pressure release seat 3, bulge loop 14 rotates and sets up in the ring channel, be provided with mounting panel 8 on the mount pad 2, be provided with mount 9 on the mounting panel 8, slidable mounting has pull rod 10 on the mount 9, pull rod 10 lower extreme is provided with the locating piece 11 with mounting panel 8 sliding connection, the cover is equipped with resilience part 12 outside pull rod 10, all be provided with a plurality of tight bulges 13 of clamp on 3 up end of pressure release seat and the mounting panel 8, still set up on the pressure release seat 3 with locating piece 11 assorted slot.

In this embodiment, during the installation, install the bulge loop 14 of terminal surface under the pressure release seat 3 in the ring channel on mount pad 2, then rotate pressure release seat 3, make the tight arch 13 of clamp on it rotate the mounting panel 8 inboard, and contact with the tight arch 13 of clamp on the mounting panel 8, after both contact, realize firmly compressing tightly pressure release seat 3 on mount pad 2, simultaneously pivoted in-process, make locating piece 11 enter into the slot on pressure release seat 3, realize the quick installation to pressure release seat 3, when needing to dismantle, pull up pull rod 10, make rebound part 12 compressed, take locating piece 11 out from the slot on pressure release seat 3, then rotate pressure release seat 3, take off it, the effectual installation to pressure release seat 3 that has made things convenient for, the manpower is saved, convenient for maintenance, and work efficiency is improved.

In another embodiment of the present invention, as shown in fig. 2, the pressure releasing mechanism comprises an adjusting screw rod 4 screwed on the pressure releasing seat 3, a movable cavity is opened on the adjusting screw rod 4, a movable post 5 is slidably installed in the movable cavity, a sealing plug 7 is installed at the lower end of the movable post 5, and a sealing spring 6 is sleeved outside the movable post 5; the adjusting screw rod 4 is rotated to seal the sealing plug 7, and the pressure is adjusted by changing the sealing spring 6, which is the prior art and is not described in detail.

Specifically, the positioning block 11 and the slot are both square structures; the firmness of fixing the pressure relief seat 3 is ensured.

Furthermore, the clamping bulge 13 is made of spring steel; so that the clamping protrusions 13 have a certain elasticity and toughness.

Preferably, the upper end surface of the mounting seat 2 and the lower end surface of the pressure relief seat 3 are both provided with sealing gaskets; the tightness of the connection is ensured.

Specifically, the sealing plug 7 is provided with a sealing mechanism for strengthening sealing and preventing aging and leakage.

Further, as shown in fig. 2, the sealing mechanism includes a channel opened on the sealing plug 7, a movable rod 15 is slidably installed in the channel, a connecting plate 16 is arranged at the upper end of the movable rod 15, a rubber sealing ring 17 is arranged on the connecting plate 16, and the sealing spring 6 is connected with the connecting plate 16; when the sealing spring 6 is compressed, the movable rod 15 is driven to move in the channel, so that the rubber sealing ring 17 is tightly covered on the gap of the sealing plug 7, and the sealing plug 7 can be effectively prevented from leaking.

Preferably, the resilient member 12 is a spring mounted on the positioning block 11; the assist link 10 can perform a return motion.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a spring relief valve, includes the main valve body (1), mount pad (2), pressure release seat (3), installs pressure release mechanism, its characterized in that on pressure release seat (3): the ring channel has been seted up on mount pad (2), the terminal surface is provided with bulge loop (14) under pressure release seat (3), bulge loop (14) are rotated and are set up in the ring channel, be provided with mounting panel (8) on mount pad (2), be provided with mount (9) on mounting panel (8), slidable mounting has pull rod (10) on mount (9), pull rod (10) lower extreme is provided with locating piece (11) with mounting panel (8) sliding connection, pull rod (10) outside cover is equipped with resilience part (12), all be provided with a plurality of tight archs (13) of clamp on pressure release seat (3) up end and mounting panel (8), still seted up on pressure release seat (3) with locating piece (11) assorted slot.

2. A spring-loaded safety valve according to claim 1, wherein: the pressure relief mechanism comprises an adjusting screw rod (4) screwed on the pressure relief seat (3), a movable cavity is formed in the adjusting screw rod (4), a movable column (5) is slidably mounted in the movable cavity, a sealing plug (7) is mounted at the lower end of the movable column (5), and a sealing spring (6) is sleeved on the outer side of the movable column (5).

3. A spring-loaded safety valve according to claim 1, wherein: the positioning block (11) and the slot are both square structures.

4. A spring-loaded safety valve according to claim 1, characterised in that: the clamping bulge (13) is made of spring steel.

5. A spring-loaded safety valve according to claim 1, wherein: the upper end face of the mounting seat (2) and the lower end face of the pressure relief seat (3) are both provided with sealing gaskets.

6. A spring-loaded safety valve according to claim 2, wherein: and a sealing mechanism for strengthening the sealing of the sealing plug (7) and preventing aging and leakage is arranged on the sealing plug.

7. A spring-loaded safety valve according to claim 6, wherein: the sealing mechanism comprises a channel arranged on the sealing plug (7), a movable rod (15) is arranged in the channel in a sliding mode, a connecting plate (16) is arranged at the upper end of the movable rod (15), a rubber sealing ring (17) is arranged on the connecting plate (16), and the sealing spring (6) is connected with the connecting plate (16).

8. A spring-loaded safety valve according to any one of claims 1 to 7, wherein: the rebound component (12) is a spring arranged on the positioning block (11).