CN216009680U

CN216009680U - Safety valve of voltage stabilizer

Info

Publication number: CN216009680U
Application number: CN202121895444.8U
Authority: CN
Inventors: 刘九龙; 周美玲
Original assignee: Zhongyuan Operation And Maintenance Overseas Engineering Co ltd
Current assignee: Zhongyuan Operation And Maintenance Overseas Engineering Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-11
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a safety valve of a voltage stabilizer, which comprises a flange plate, wherein the upper end of the flange plate is connected with a support frame, the upper end of the support frame, close to the left side, is connected with a connecting seat, the inner side of the connecting seat is provided with a connecting bolt, the surface of the connecting bolt is connected with a lever, the upper end of the lever is connected with a heavy hammer, the central position of the upper end of the support frame is connected with a sealing seat, a valve clack is arranged in the sealing seat, and the upper end of the valve clack is provided with a mandril. According to the safety valve of the voltage stabilizer, the heavy hammer and the lever are utilized to act on the valve clack in a balanced mode, the opening pressure of the safety valve can be adjusted and corrected by adjusting the position of the heavy hammer on the lever or changing the mass of the heavy hammer, the operation process is simple, and time and labor are saved; the safety valve has simple structure and accurate pressure value adjustment, the applied load cannot be obviously increased along with the rise of the valve clack, and the action and the performance are not influenced by high temperature.

Description

Safety valve of voltage stabilizer

Technical Field

The utility model relates to the technical field of safety valves, in particular to a safety valve of a voltage stabilizer.

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.

Generally adopt the spring relief valve in the stabiliser technique, make the relief valve be in the normally closed state under the pulling force effect through the spring, and the spring is in the extension state for a long time, arrives easily to the spring fatigue, and elasticity reduces, makes it do not possess elasticity when needs are opened, has the potential safety hazard, can directly cause the pressure release failure even, forms the incident, for this reason, provides a stabiliser relief valve.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a safety valve of a voltage stabilizer, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a stabiliser relief valve, includes the ring flange, the upper end of ring flange is connected with the support frame, the upper end of support frame is close to the left side and is connected with the connecting seat, the inboard of connecting seat is provided with connecting bolt, connecting bolt's surface is connected with the lever, the front end of lever is provided with the go-between, the lower extreme of lever is close to go-between department and has seted up the draw-in groove, the upper end of lever is close to the terminal department and has seted up a plurality of groups and hang the groove, the upper end of lever is close to and hangs groove department and be connected with the weight, the upper end central point of support frame puts and is connected with the seal receptacle, the internally mounted of seal receptacle has the valve clack, the upper end of valve clack is provided with the ejector pin.

Preferably, the lower extreme of connecting seat is provided with the spliced pole, and the surface of spliced pole is seted up threadedly, through spliced pole threaded connection between connecting seat and the support frame, the lever inlay card is inboard in the upper end of connecting seat, connecting bolt runs through connecting seat and go-between, and rotates through connecting bolt between connecting seat and the lever and be connected.

Preferably, the upper end of support frame is close to the right side and is connected with spacing seat, and threaded connection between spacing seat and the support frame, spacing seat all sets up along the axis of support frame with the connecting seat, the upper end of spacing seat is U type structure, and the lever activity inlay card is inboard in U type structure.

Preferably, a limiting pin is movably arranged on the surface of the limiting seat close to the top end in a penetrating mode, and the limiting pin is arranged at the upper end of the lever.

Preferably, the heavy hammer comprises a base, the base is of an inverted T-shaped structure, a hook is arranged at the top end of the base and is in threaded connection with the base, a limiting tongue is arranged on the inner side of the hook, close to the upper end of the hook and matched with the hanging groove, and a plurality of groups of configuration blocks are sleeved on the surface of the base.

Preferably, the seal receptacle is embedded in the support frame, and the outer surface of the seal receptacle is attached to the inner wall of the support frame.

Preferably, the ejector rod is movably installed inside the valve clack, the top end of the ejector rod is matched with the clamping groove, a plurality of groups of arc-shaped openings are formed in the outer surface of the lower end of the valve clack, the lower end of the valve clack is embedded inside the sealing seat, and the outer surface of the valve clack is movably attached to the inner wall of the sealing seat.

Preferably, the support frame is fixedly connected with the flange plate in a welding mode, the support frame is hollow and penetrates through the flange plate, and a plurality of groups of mounting holes are formed in the surface of the flange plate.

Compared with the prior art, the utility model has the following beneficial effects:

(1) in the utility model, the heavy hammer and the lever are used for balancing and acting on the valve clack, the opening pressure of the safety valve can be adjusted and corrected by adjusting the position of the heavy hammer on the lever or changing the mass of the heavy hammer, the operation process is simpler, and the time and the labor are saved.

(2) The safety valve has the advantages of simple structure, accurate pressure value adjustment, no obvious increase of the applied load along with the rise of the valve clack, and no influence of high temperature on the action and performance.

Drawings

FIG. 1 is a schematic view of the overall structure of a safety valve of a pressure stabilizer according to the present invention;

FIG. 2 is a schematic structural view of a safety valve of a pressure stabilizer in an open state according to the present invention;

FIG. 3 is an exploded view of the valve flap junction of a safety valve of a pressurizer of the present invention;

FIG. 4 is a schematic diagram of a lever configuration of a safety valve of a pressurizer of the present invention;

FIG. 5 is an exploded view of a weight of a safety valve of a pressure stabilizer according to the present invention.

In the figure: 1. a flange plate; 2. a support frame; 3. a connecting seat; 4. a lever; 41. a connecting ring; 42. a card slot; 43. hanging a groove; 5. a connecting bolt; 6. a limiting seat; 7. a spacing pin; 8. a weight; 81. a base; 82. hooking; 83. a configuration block; 9. a valve flap; 10. a top rod; 11. and (4) a sealing seat.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a voltage stabilizer safety valve comprises a flange plate 1, a plurality of sets of mounting holes are formed on the surface of the flange plate 1, the flange plate 1 is used for matching with the mounting holes to facilitate the installation of the safety valve on a voltage stabilizer, the upper end of the flange plate 1 is connected with a support frame 2, the support frame 2 is fixedly connected with the flange plate 1 through a welding mode to increase the stability of connection, the interior of the support frame 2 is hollow and penetrates through the flange plate 1 to facilitate drainage when the pressure reaches a preset value, the upper end of the support frame 2 close to the left side is connected with a connecting seat 3, the lower end of the connecting seat 3 is provided with a connecting column, the surface of the connecting column is provided with threads, the connecting seat 3 is in threaded connection with the support frame 2 through the connecting column, the connecting seat 3 is convenient to install and detach, the connecting bolt 5 is arranged on the inner side of the connecting seat 3, and the surface of the connecting bolt 5 is connected with a lever 4, the front end of the lever 4 is provided with a connecting ring 41, the lower end of the lever 4 is provided with a clamping groove 42 close to the connecting ring 41 for limiting the ejector rod 10 and ensuring that the valve flap 9 is in a normally closed state, the upper end of the lever 4 is provided with a plurality of groups of hanging grooves 43 close to the tail end, so that not only is the heavy hammer 8 convenient to connect, but also the position of the heavy hammer 8 on the lever 4 is convenient to adjust, the lever 4 is embedded in the inner side of the upper end of the connecting seat 3 in a clamping way, the connecting bolt 5 penetrates through the connecting seat 3 and the connecting ring 41, the connecting seat 3 is rotatably connected with the lever 4 through the connecting bolt 5, the upper end of the support frame 2 is connected with a limiting seat 6 close to the right side, the limiting seat 6 is in threaded connection with the support frame 2, the limiting seat 6 and the connecting seat 3 are both arranged along the axis of the support frame 2, the upper end of the limiting seat 6 is in a U-shaped structure, the lever 4 is movably embedded in the U-shaped structure, a limiting pin 7 is movably arranged in a penetrating way at the position close to the top end of the surface of the limiting seat 6, and the spacer pin 7 is arranged at the upper end of the lever 4, and can play a role in limiting the lever 4 when the safety valve releases pressure.

The upper end of lever 4 is close to and hangs groove 43 department and is connected with weight 8, weight 8 includes base 81, base 81 is the type of falling T structure, base 81's top is provided with couple 82, and couple 82 and base 81 threaded connection, conveniently dismantle weight 8, be favorable to changing the quantity of balancing weight, thereby realize changing weight 8 quality, the inboard of couple 82 is close to upper end department and is provided with spacing tongue, and coincide with hanging groove 43, a plurality of group configuration pieces 83 have been cup jointed on base 81's surface, can change weight 8's quality through the balancing weight.

The upper end central point of support frame 2 puts and is connected with seal receptacle 11, seal receptacle 11 inlays in the inside of support frame 2, and the surface of seal receptacle 11 and the inner wall laminating of support frame 2, guarantee the leakproofness of relief valve when the closure state, the internally mounted of seal receptacle 11 has valve clack 9, the lower extreme surface of valve clack 9 is provided with a plurality of groups arc mouth, be favorable to the relief valve pressure release, and the lower extreme of valve clack 9 inlays in the inside of seal receptacle 11, the surface of valve clack 9 and the inner wall activity laminating of seal receptacle 11, the upper end of valve clack 9 is provided with ejector pin 10, ejector pin 10 movable mounting is in the inside of valve clack 9, and the top of ejector pin 10 coincide with draw-in groove 42, conveniently jack-up lever 4, thereby realize the pressure release.

When the safety valve needs to be used, the lever 4 is acted on the ejector rod 10 by the clamping groove 42, so that the valve clack 9 is in a normally closed state, and the position of the heavy hammer 8 on the lever 4 is adjusted or the mass of the heavy hammer 8 is changed according to the requirement of a pressure safety value to adjust and correct the opening pressure of the safety valve.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A stabiliser relief valve, includes ring flange (1), its characterized in that: the upper end of ring flange (1) is connected with support frame (2), the upper end of support frame (2) is close to the left side and is connected with connecting seat (3), the inboard of connecting seat (3) is provided with connecting bolt (5), the surface connection of connecting bolt (5) has lever (4), the front end of lever (4) is provided with go-between (41), draw-in groove (42) have been seted up to the lower extreme of lever (4) near go-between (41), the upper end of lever (4) is close to the terminal department and has seted up a plurality of groups hanging groove (43), the upper end of lever (4) is close to hanging groove (43) department and is connected with weight (8), the upper end central point of support frame (2) puts and is connected with seal receptacle (11), the internally mounted of seal receptacle (11) has valve clack (9), the upper end of valve clack (9) is provided with ejector pin (10).

2. The pressurizer safety valve of claim 1, wherein: the lower extreme of connecting seat (3) is provided with the spliced pole, and the surface of spliced pole is seted up threadedly, through spliced pole threaded connection between connecting seat (3) and support frame (2), lever (4) inlay card is inboard in the upper end of connecting seat (3), connecting bolt (5) run through connecting seat (3) and go-between (41), and rotate through connecting bolt (5) between connecting seat (3) and lever (4) and be connected.

3. The pressurizer safety valve of claim 1, wherein: the upper end of support frame (2) is close to the right side and is connected with spacing seat (6), and threaded connection between spacing seat (6) and support frame (2), the axis setting of support frame (2) is all followed with connecting seat (3) in spacing seat (6), the upper end of spacing seat (6) is U type structure, and lever (4) activity inlay card is inboard in U type structure.

4. The pressurizer safety valve of claim 3, wherein: the surface of the limiting seat (6) is movably provided with a limiting pin (7) in a penetrating way at the position close to the top end, and the limiting pin (7) is arranged at the upper end of the lever (4).

5. The pressurizer safety valve of claim 1, wherein: the heavy hammer (8) comprises a base (81), the base (81) is of an inverted T-shaped structure, a hook (82) is arranged at the top end of the base (81), the hook (82) is in threaded connection with the base (81), a limiting tongue is arranged on the inner side of the hook (82) close to the upper end and matched with the hanging groove (43), and a plurality of groups of configuration blocks (83) are sleeved on the surface of the base (81).

6. The pressurizer safety valve of claim 1, wherein: the sealing seat (11) is embedded in the support frame (2), and the outer surface of the sealing seat (11) is attached to the inner wall of the support frame (2).

7. The pressurizer safety valve of claim 1, wherein: ejector pin (10) movable mounting is in the inside of valve clack (9), and the top and draw-in groove (42) of ejector pin (10) coincide, the lower extreme surface of valve clack (9) is provided with a plurality of groups arc mouth, and the lower extreme of valve clack (9) inlays in the inside of seal receptacle (11), the surface of valve clack (9) and the inner wall activity laminating of seal receptacle (11).

8. The pressurizer safety valve of claim 1, wherein: the supporting frame (2) is fixedly connected with the flange plate (1) in a welding mode, the supporting frame (2) is hollow and penetrates through the flange plate (1), and a plurality of groups of mounting holes are formed in the surface of the flange plate (1).