CN214662333U - Anti-surge valve for gas turbine - Google Patents

Abstract

The utility model discloses a valve is prevented breathing heavily by combustion engine, including preventing breathing heavily valve body and valve rod, prevent breathing heavily the equal fixedly connected with ring flange in valve body both sides, two the ring flange deviates from one side mutually and all communicates and install interior bushing pipe, it has the executor to prevent breathing heavily valve body top through support frame fixed mounting, executor bottom and valve rod one end intercommunication installation, the valve rod other end with prevent breathing heavily valve body top intercommunication installation, prevent breathing heavily valve body outer wall below and have C type welt through fixed screw fixed mounting, the equal fixedly connected with fin in both ends around the C type welt, C type welt bottom has cooling blower through mount fixed mounting. The utility model provides a lead to preventing the problem that the surge valve breaks down and the leakproofness that leads to because of connected mode descends because of the high temperature.

Description

Anti-surge valve for gas turbine

Technical Field

The utility model relates to a prevent breathing heavily valve technical field specifically is a valve is prevented breathing heavily by combustion engine.

Background

Surge is an abnormal vibration that occurs when the flow rate is reduced to a certain amount while the blower is in operation. The anti-surge is to prevent the compressor from being damaged by the surge, reduce energy loss caused by interference and improve system productivity. The anti-surge valve monitors the flow and controls the emptying valve to ensure that the flow of the fan is not less than a safety value.

However, in practical use, the anti-surge valve is usually directly installed on the air pipe, the temperature of the air pipe is high in working use, the temperature is easily increased to 250 ℃ in normal conditions, the high temperature has great influence on the normal work of the anti-surge valve, meanwhile, the anti-surge valve is installed in the air pipe installation process, the flange plates are usually and directly adopted to complete butt joint installation, the flange plates are simple and efficient to install, but gaps or cracks are easily generated at the joint of the two flange plates due to friction under the condition of long-time vibration, so that the sealing performance of the connection between the anti-surge valve and the air duct is influenced, and therefore, the anti-surge valve for the combustion engine is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve is prevented breathing heavily by combustion engine possesses and effectively reduces the advantage that prevents breathing heavily valve temperature improves the radiating effect and improves and prevent breathing heavily valve installation leakproofness, has solved because of the high problem that leads to preventing breathing heavily the valve to break down and the leakproofness that leads to because of connected mode descends that leads to of high temperature.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve is prevented breathing heavily by combustion engine, is including preventing breathing heavily valve body and valve rod, prevent breathing heavily the equal fixedly connected with ring flange in valve body both sides, two the ring flange deviates from one side mutually and all communicates and install interior bushing pipe, prevent breathing heavily valve body top through support frame fixed mounting has the executor, prevent breathing heavily valve body outer wall below through fixed screw fixed mounting has C type welt, the equal fixedly connected with fin in both ends around the C type welt, C type welt bottom has cooling blower through mount fixed mounting.

Preferably, the bottom end of the actuator is communicated with one end of the valve rod, and the other end of the valve rod is communicated with the top end of the anti-surge valve body.

Preferably, the inner wall of the C-shaped liner plate is coated with heat dissipation silica gel, and the radian of the inner wall of the C-shaped liner plate is matched with the outer wall of the anti-surge valve body.

Preferably, the outer wall of one side opposite to the two lining pipes is provided with a groove, and sealing rings are movably arranged in the grooves on the two lining pipes.

Preferably, the two radiating fins are made of copper materials and are fixedly installed at the front end and the rear end of the C-shaped liner plate in a welding mode.

Preferably, the bottom end of the support frame is welded and installed on the outer wall of the top end of the surge protection valve body, and the inner wall of the top end of the support frame is welded and connected with the outer wall of the bottom end of the actuator.

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

the utility model discloses a through setting up the ring flange, and communicate the installation inside lining pipe respectively on the side that two ring flanges deviate from each other, when installing the anti-surge valve body, insert two inside lining pipe respectively and deviate from one side that two tuber pipes are relative each other one end, and accomplish the sealing of inside lining pipe and branch pipe through the sealing washer, accomplish the installation of anti-surge valve body and tuber pipe through the ring flange, reached the effect that improves the whole leakproofness, the utility model discloses through setting up C type welt, and weld the fin respectively at C type welt front and back both ends, dispel the heat to the anti-surge valve body through the fin, effectively solved the poor problem of the radiating effect of anti-surge valve body, reached the effect that improves the radiating performance of anti-surge valve body, the utility model discloses through setting up cooling blower, and through the mount with cooling blower fixed mounting in anti-surge valve body bottom, through cooling blower work, make the radiating performance of anti-surge valve body further improve, the effect of effectively reducing the temperature of the anti-surge valve body is achieved.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. a liner tube; 2. a seal ring; 3. a flange plate; 4. a support frame; 5. an actuator; 6. fixing screws; 7. a C-shaped lining plate; 8. a heat sink; 9. an anti-surge valve body; 10. a cooling fan; 11. a fixed mount; 12. a valve stem.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a valve is prevented breathing heavily by combustion engine, is including preventing breathing heavily valve body 9 and valve rod 12, prevents breathing heavily the equal fixedly connected with ring flange 3 in valve body 9 both sides, and bushing pipe 1 is all installed in two ring flanges 3 all intercommunication in the opposite side of one side, and the outer wall of the relative one side of bushing pipe 1 all is equipped with the recess in two, all movable mounting has sealing washer 2 in the recess on two bushing pipes 1. Through setting up ring flange 3 to at the interior bushing pipe 1 of two ring flanges 3 back of the body one side of keeping away from and respectively the intercommunication installation, insert the relative one side of two tuber pipes respectively with the interior bushing pipe 1 back of the body one end of keeping away from when installing the valve body 9 of preventing breathing freely, and accomplish through sealing washer 2 and seal of interior bushing pipe 1 with the branch pipe, accomplish the installation of valve body 9 of preventing breathing freely and the tuber pipe through ring flange 3, reached the effect that improves whole leakproofness.

The top end of the surge-proof valve body 9 is fixedly provided with an actuator 5 through a support frame 4, the bottom end of the support frame 4 is welded and installed on the outer wall of the top end of the surge-proof valve body 9, and the inner wall of the top end of the support frame 4 is welded and connected with the outer wall of the bottom end of the actuator 5. The bottom end of the actuator 5 is communicated with one end of a valve rod 12, and the other end of the valve rod 12 is communicated with the top end of the anti-surge valve body 9. A C-shaped lining plate 7 is fixedly installed below the outer wall of the anti-surge valve body 9 through a fixing screw 6, heat dissipation silica gel is smeared on the inner wall of the C-shaped lining plate 7, and the radian of the inner wall of the C-shaped lining plate 7 is matched with the outer wall of the anti-surge valve body 9. The front end and the rear end of the C-shaped liner plate 7 are fixedly connected with radiating fins 8, the two radiating fins 8 are made of copper materials, and the two radiating fins 8 are fixedly arranged at the front end and the rear end of the C-shaped liner plate 7 in a welding mode. Through setting up C type liner plate 7 to both ends weld fin 8 respectively around C type liner plate 7, dispel the heat to preventing breathing heavily valve body 9 through fin 8, and the effectual poor problem of valve body 9 radiating effect of preventing breathing heavily of having solved has reached the effect that improves and prevents breathing heavily valve body 9 thermal diffusivity, and C type liner plate 7 bottom has cooling blower 10 through mount 11 fixed mounting. Through setting up cooling blower 10 to through mount 11 with cooling blower 10 fixed mounting in the bottom of preventing the surge valve body 9, through cooling blower 10 work, make the heat dispersion of preventing the surge valve body 9 further improve, reached the effect of effectively reducing the surge valve body 9 temperature. As is well known to those skilled in the art, the cooling fan 10 of the present invention further needs to provide an external power supply and control device to enable the cooling fan to work normally, and as is well known to those skilled in the art, the external power supply and control device are provided commonly and commonly by conventional means or common knowledge, and will not be described herein, and any selection and matching can be made by those skilled in the art according to the needs or convenience.

The working principle is as follows: the utility model discloses during the installation with two interior bushing pipes 1 back of the body one end insert respectively with prevent breathing heavily in the tuber pipe that valve body 9 is connected to accomplish sealedly through sealing washer 2, accomplish through ring flange 3 and prevent breathing heavily the fixed mounting of valve body 9, prevent breathing heavily valve body 9 during operation, dispel the heat to preventing breathing heavily valve body 9 through 7 outer wall welded fin 8 of C type liner plate, when the high temperature, the accessible starts cooling blower 10 and bloies the heat dissipation to preventing breathing heavily valve body 9.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Claims (6)

1. An anti-surge valve for a combustion engine, comprising an anti-surge valve body (9) and a valve stem (12), characterized in that: prevent breathing heavily equal fixedly connected with ring flange (3) in valve body (9) both sides, two ring flange (3) all communicate with each other and install interior bushing pipe (1) in one side of back of the body, prevent breathing heavily valve body (9) top through support frame (4) fixed mounting have executor (5), prevent breathing heavily valve body (9) outer wall below through fixed screw (6) fixed mounting have C type welt (7), equal fixedly connected with fin (8) in both ends around C type welt (7), there is cooling blower (10) bottom through mount (11) fixed mounting C type welt (7).

2. A surge-preventing valve for a combustion engine as defined in claim 1, wherein: the bottom end of the actuator (5) is communicated with one end of the valve rod (12), and the other end of the valve rod (12) is communicated with the top end of the surge-proof valve body (9).

3. A surge-preventing valve for a combustion engine as defined in claim 1, wherein: the inner wall of the C-shaped lining plate (7) is coated with heat-dissipating silica gel, and the radian of the inner wall of the C-shaped lining plate (7) is matched with the outer wall of the anti-surge valve body (9).

4. A surge-preventing valve for a combustion engine as defined in claim 1, wherein: the outer wall of one side opposite to the two lining pipes (1) is provided with a groove, and the grooves on the two lining pipes (1) are internally and movably provided with a sealing ring (2).

5. A surge-preventing valve for a combustion engine as defined in claim 1, wherein: two fin (8) adopt the design of copper material, and two fin (8) are all through welded mode fixed mounting in the front and back both ends of C type welt (7).

6. A surge-preventing valve for a combustion engine as defined in claim 1, wherein: the bottom end of the support frame (4) is welded on the outer wall of the top end of the surge-proof valve body (9), and the inner wall of the top end of the support frame (4) is welded with the outer wall of the bottom end of the actuator (5).

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