CN212004429U

CN212004429U - High-strength safety valve

Info

Publication number: CN212004429U
Application number: CN202020448928.7U
Authority: CN
Inventors: 陈龙; 陆超
Original assignee: Jiangsu Huatai Electric Power Electronic Instrument Co ltd
Current assignee: Jiangsu Huatai Electric Power Electronic Instrument Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-11-24
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a high-strength safety valve, which comprises a valve body, wherein the top of the outer wall of the valve body is fixedly provided with a shaft seat, the inside of the shaft seat is rotatably connected with a spanner, the top end of the spanner is fixedly provided with an ejector block, the middle part of the spanner, which is close to one side of the valve body, is provided with a groove, the inside of the groove is rotatably connected with a rotating plate, the middle part of the outer wall of the valve body is fixedly provided with a plurality of clamping blocks, the bottom end of the valve body is fixedly provided with an air inlet pipeline, the bottom end of the air inlet pipeline is fixedly provided with a first mounting flange, the bottom of the outer wall of the valve body is fixedly provided with an air outlet pipeline, one end of the air outlet pipeline is fixedly provided with a second mounting flange, when the pressure is released manually, an operator pulls the spanner upwards to pull out the rotating plate and clamp the rotating plate at, the height of the wrench can be controlled.

Description

High-strength safety valve

Technical Field

The utility model relates to a relief valve, in particular to high strength relief valve belongs to valve gear technical field.

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 injection and safety valve must be pressure tested before it can be used.

One of the relief valve that spring relief valve is used always at present, present spring relief valve need operating personnel to pull up the spanner manually when manual pressure release, outwards discharges the inside medium of pipeline, but present spring relief valve needs operating personnel to pull up the back with the spanner in-service use to lift up the spanner always, can last the pressure release in order to guarantee the spring relief valve, increased operating personnel's work burden.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength relief valve to need the problem that operating personnel lifted the spanner always when solving the manual pressure release that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength relief valve, includes the valve body, the fixed axle bed that is equipped with in top of valve body outer wall, the inside rotation of axle bed is connected with the spanner, the fixed kicking block that is equipped with in top of spanner, the spanner is close to the middle part of valve body one side and sets up flutedly, the inside rotation of recess is connected with the commentaries on classics board, the fixed a plurality of fixture blocks that are equipped with in middle part of valve body outer wall, the bottom mounting of valve body is equipped with the admission line, the bottom mounting of admission line is equipped with first mounting flange, the fixed pipeline of giving vent to anger that is equipped with in bottom of valve body outer.

As an optimized technical scheme of the utility model, the bottom that the spanner is close to valve body one side is rotated and is connected with the baffle.

As a preferred technical scheme of the utility model, first mounting flange's inside interlude is connected with the sleeve pipe, the fixed screen cloth that is equipped with in bottom of intraductal wall of cover.

As a preferred technical scheme of the utility model, two slots have been seted up at the middle part of first mounting flange bottom, the both sides of sleeve pipe outer wall are all fixed and are equipped with the inserted bar, two the inserted bar is connected with corresponding slot block respectively.

As a preferred technical scheme of the utility model, the fixed diaphragm that is equipped with in sheathed tube inner wall's top, the middle part on diaphragm top alternates and is connected with the pivot.

As an optimized technical scheme of the utility model, the top fixed mounting of pivot has the flabellum.

As a preferred technical scheme of the utility model, the bottom mounting of pivot is equipped with changes the piece, the bottom mounting who changes the piece is equipped with the brush, the bottom of brush is connected with the top contact of screen cloth.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a high strength relief valve, during manual pressure release, operating personnel upwards stimulate the spanner, pull out the rotor plate and block the rotor plate at suitable fixture block, make the spanner keep the state of mentioning, can continuously carry out the pressure release, need not operating personnel and pulling the spanner all the time, can reduce operating personnel's work burden, simultaneously through the cooperation of rotor plate and different fixture blocks, can control the height that the spanner lifted, and then control the speed of pressure release;

2. the utility model relates to a high strength relief valve when gaseous sleeve pipe entering valve body of crossing, the screen cloth can be sifted the dust impurity that gets into in the inside gas of valve body, prevents the inside that dust impurity got into the valve body, is favorable to protecting the inside spare part of valve body, and gas blows the flabellum simultaneously and drives the flabellum rotation to drive the pivot and rotate, the pivot drives and changes the piece and rotate, and the air input can be guaranteed to the dust brush down on the brush with the screen cloth.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the wrench of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 4 is a schematic structural view of a first mounting flange and a sleeve according to the present invention;

fig. 5 is a schematic view of the internal structure of the middle sleeve of the present invention.

In the figure: 1. a valve body; 2. a brush; 3. a wrench; 4. a groove; 5. rotating the plate; 6. a clamping block; 7. a baffle plate; 8. a first mounting flange; 9. a second mounting flange; 10. a sleeve; 11. a slot; 12. inserting a rod; 13. a transverse plate; 14. a rotating shaft; 15. a fan blade; 16. screening a screen; 17. and (6) turning the block.

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. 1-5, the present invention provides a technical solution of a high strength safety valve:

according to the figures 1-3, the pressure relief valve comprises a valve body 1, a shaft seat is fixedly arranged at the top of the outer wall of the valve body 1, a wrench 3 is rotatably connected inside the shaft seat, an ejector block is fixedly arranged at the top end of the wrench 3, a groove 4 is formed in the middle of one side, close to the valve body 1, of the wrench 3, a rotating plate 5 is rotatably connected inside the groove 4, a baffle 7 is rotatably connected to the bottom of one side, close to the valve body 1, of the wrench 3, the rotating plate 5 can be released by the rotating baffle 7, a plurality of clamping blocks 6 are fixedly arranged in the middle of the outer wall of the valve body 1, when the pressure relief valve is manually performed, an operator pulls the wrench 3 upwards to pull out the rotating plate 5 and clamp the rotating plate 5 at the appropriate clamping block 6, so that the wrench 3 is kept in a lifting state, the operator does not need to pull the wrench 3 all the, and then the speed of control pressure release, the bottom mounting of valve body 1 is equipped with the admission line, and the bottom mounting of admission line is equipped with first mounting flange 8, and the fixed pipeline of giving vent to anger that is equipped with in bottom of 1 outer wall of valve body, the fixed second mounting flange 9 that is equipped with of one end of the pipeline of giving vent to anger.

According to fig. 4 and 5, a sleeve 10 is inserted into the first mounting flange 8, a screen 16 is fixedly arranged at the bottom of the inner wall of the sleeve 10, the screen 16 can screen dust and impurities in the gas entering the valve body 1 to prevent the dust and impurities from entering the valve body 1, and is beneficial to protecting parts inside the valve body 1, two slots 11 are arranged in the middle of the bottom end of the first mounting flange 8, insertion rods 12 are fixedly arranged at both sides of the outer wall of the sleeve 10, the two insertion rods 12 are respectively connected with the corresponding slots 11 in a clamping manner, the sleeve 10 is fixed by matching the insertion rods 12 with the slots 11, a transverse plate 13 is fixedly arranged at the top of the inner wall of the sleeve 10, a rotating shaft 14 is inserted into the middle of the top end of the transverse plate 13, fan blades 15 are fixedly arranged at the top end of the rotating shaft 14, a rotating block 17 is fixedly arranged at the bottom end of the rotating block 17, a brush 2 is fixedly arranged, when air enters the valve body 1 through the sleeve 10, the air blows the fan blades 15 and drives the fan blades 15 to rotate, so that the rotating shaft 14 is driven to rotate, the rotating block 17 is driven to rotate by the rotating shaft 14, and the brush 2 brushes down dust on the screen 16, so that the air inflow can be ensured.

When the high-strength safety valve is used, the valve body 1 is made of 40 boron steel, the high-strength safety valve has the characteristic of high strength, the service life of the valve body 1 is prolonged, and the valve body 1 has the characteristics of high reliability and high safety, firstly, the valve body 1 is installed to a specified position through the first mounting flange 8 and the second mounting flange 9, when the pressure is released manually, an operator firstly rotates the baffle 7 to release the rotating plate 5, then pulls the wrench 3 upwards to pull the rotating plate 5 out and clamp the rotating plate 5 on the proper clamping block 6, so that the wrench 3 is kept in a lifting state, the pressure can be continuously released, the operator does not need to pull the wrench 3 all the time, the work burden of the operator can be reduced, meanwhile, the lifting height of the wrench 3 can be controlled through the matching of the rotating plate 5 and different clamping blocks 6, the pressure releasing speed is further controlled, after the pressure releasing is finished, the rotating plate 5 is retracted into the groove 4, and rotate the baffle 7, utilize baffle 7 to block the commentaries on classics board 5, gaseous inside that gets into valve body 1 through sleeve pipe 10, at this in-process, screen cloth 16 can be with getting into the dust impurity screen off in the gaseous inside of valve body 1, prevents dust impurity to get into the inside of valve body 1, and gaseous blowing flabellum 15 and drive flabellum 15 and rotate simultaneously to drive pivot 14 and rotate, pivot 14 drives commentaries on classics piece 17 and rotates, and brush 2 brushes the dust on the screen cloth 16 down, can guarantee the air input.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A high strength relief valve, includes valve body (1), its characterized in that: the fixed axle bed that is equipped with in top of valve body (1) outer wall, the inside rotation of axle bed is connected with spanner (3), the fixed kicking block that is equipped with in top of spanner (3), spanner (3) are close to the middle part of valve body (1) one side and set up fluted (4), the inside rotation of recess (4) is connected with commentaries on classics board (5), the fixed a plurality of fixture blocks (6) that are equipped with in middle part of valve body (1) outer wall, the bottom mounting of valve body (1) is equipped with the admission line, the bottom mounting of admission line is equipped with first mounting flange (8), the fixed pipeline of giving vent to anger that is equipped with in bottom of valve body (1) outer wall, the fixed second mounting flange (9) that is.

2. A high strength safety valve according to claim 1, wherein: the bottom of the wrench (3) close to one side of the valve body (1) is rotatably connected with a baffle (7).

3. A high strength safety valve according to claim 1, wherein: the inside interlude of first mounting flange (8) is connected with sleeve pipe (10), the fixed screen cloth (16) that are equipped with in bottom of sleeve pipe (10) inner wall.

4. A high strength safety valve according to claim 3 wherein: two slots (11) have been seted up at the middle part of first mounting flange (8) bottom, inserted bar (12), two are all fixed to be equipped with in the both sides of sleeve pipe (10) outer wall inserted bar (12) are connected with corresponding slot (11) block respectively.

5. A high strength safety valve according to claim 3 wherein: the top of sleeve pipe (10) inner wall is fixed and is equipped with diaphragm (13), the middle part interlude on diaphragm (13) top is connected with pivot (14).

6. A high strength safety valve according to claim 5 wherein: the top end of the rotating shaft (14) is fixedly provided with a fan blade (15).

7. A high strength safety valve according to claim 5 wherein: the bottom mounting of pivot (14) is equipped with changes piece (17), the bottom mounting of changeing piece (17) is equipped with brush (2), the bottom of brush (2) is connected with the top contact of screen cloth (16).