CN214617870U - Intelligent gas flow regulating valve - Google Patents

Abstract

The utility model discloses an intelligent gas flow control valve, including casing and valve body, the top fixedly connected with valve gap of valve body, the top fixedly connected with casing of valve gap, the inside of casing is provided with the instruction structure, the top of casing is provided with intelligent actuating mechanism, the inside filler that is provided with of valve body, the inside vertical inside that is provided with valve rod and valve rod of casing extends to the valve body, the both sides of valve body are provided with flange respectively. This intelligent gas flow governing valve is through being provided with the route, the pad membrane, the case, fixture block and angle pad piece, gaseous back flush to the department of buckling after getting into, pressure recoil is with case jack-up, gaseous upwards rushing out and crescent flow area from both sides fast, effectively reduce impact force in the twinkling of an eye, the case bottom reduces the resistance for the sphericity, the case top falls in fixture block department, improve the closure, reduce gaseous revealing, it erodes an inner wall to have solved gas fixation, long-term work is easily corroded, cause the problem of gas leakage.

Description

Intelligent gas flow regulating valve

Technical Field

The utility model relates to a governing valve technical field specifically is an intelligent gas flow control valve.

Background

Flow control valve is a balanced valve, moreover, the steam generator is simple in structure, the control is convenient, the steam generator is used for being installed in the pipeline, the flow velocity of control fluid, because the volume is generally less, the circulation ability also limits in certain range, therefore when small-size gas flow control valve body internal pressure balance index changes, the inclosed ability of case often receives pressure influence, easily cause the leakage, on the other hand valve body inner wall easily receives erodees, high-temperature gas is fixed for a long time and erodees inner wall department and easily causes the corruption, many flow control valves all have the defect that automatic balance pressure effect is not good on the market at present, intelligent degree is not enough, an intelligent gas flow control valve is provided here in order to solve above-mentioned problem.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) when a traditional gas flow regulating valve is opened, gas fixedly scours the inner wall at one position, and the gas is easy to corrode and cause gas leakage after long-term work;

(2) the traditional gas flow regulating valve cannot visually judge the internal pressure condition, and the automatic pressure balancing effect is poor;

(3) the traditional manual pressure relief flow of the gas flow regulating valve is difficult to control, and the traditional gas flow regulating valve does not have the function of intelligent data recording.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent gas flow control valve to propose gaseous fixed washing away an inner wall among the solution above-mentioned background art, long-term work easily receives the corruption, causes the problem of gas leakage.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent gas flow regulating valve comprises a shell and a valve body, wherein a valve cover is fixedly connected to the top end of the valve body, the top end of the valve cover is fixedly connected with the shell, an indicating structure is arranged inside the shell, an intelligent executing mechanism is arranged at the top end of the shell, filler is arranged inside the valve body, a valve rod is vertically arranged inside the shell and extends to the inside of the valve body, connecting flanges are respectively arranged on two sides of the valve body, an air inlet channel is arranged on one side inside the valve body, an air outlet channel is arranged on the other side inside the valve body, and a reinforcing structure is arranged inside the valve body;

the reinforcing structure comprises a passage, the passage is arranged in the middle of the interior of the valve body, and the bottom end of the valve rod is fixedly connected with a valve core.

Preferably, the valve core is embedded in the passage, a clamping block is arranged at the top end of the passage, the edge of the top end of the valve core is attached to the clamping block, a corner cushion block is arranged at the top end of the inner wall of the valve body, and a cushion film is arranged at the bent position of the inner wall at the bottom end of the valve body.

Preferably, the outer surfaces of the corner cushion block and the cushion membrane are coated with ceramic coatings, and the bottom end of the valve core is spherical.

Preferably, instruct the structure to constitute by instruction piece, fixed block, spring, gag lever post and preforming, preforming fixed connection is on the top of valve rod, the top fixedly connected with spring of preforming the preforming be fixedly connected with fixed block respectively all around, the inside of fixed block is provided with the instruction piece, gag lever post fixed connection is around the casing, the fixed block extends to the outside and the activity of casing and cup joints the outside at the gag lever post, the edge is provided with the instruction scale all around the casing.

Preferably, the limiting rods are provided with four groups which are distributed at equal intervals, the pressing sheets are rectangular, the inner wall of the shell is provided with a moving groove, and the fixing blocks move in the moving groove.

Preferably, the intelligent execution mechanism comprises a display screen, a pneumatic actuator, a pressing block and a pressure sensor, the pneumatic actuator is fixedly connected to the top end of the shell, the display screen is arranged at one end of the pneumatic actuator, the pressing block is movably connected to the top end inside the shell, and the output end of the pneumatic actuator penetrates through the top end of the shell and is fixedly connected with the top end of the spring.

Compared with the prior art, the beneficial effects of the utility model are that: the intelligent gas flow regulating valve not only realizes good sealing performance, flushing resistance and automatic balance of internal pressure, but also realizes automatic flow control and intelligent data recording;

(1) the valve body is provided with the passage, the pad film, the valve core, the clamping block and the corner pad block, the inner wall of the valve body is provided with the bending part, the curve design of hydrodynamics is better met, gas is flushed to the bending part after entering the valve body, the valve core is jacked up by pressure backwash, the gas is quickly flushed upwards from two sides and gradually increases the flow area, the instant impact force is effectively reduced, the appearance of the valve core is completely attached to the passage, the bottom of the valve core is spherical, the resistance is reduced, the passage is closed by the backwash, the top end of the valve core is located at the clamping block, the sealing performance is improved, the gas leakage is reduced, the corner pads are arranged on two sides of the top end of the inner wall of the valve body, and the corner of the inner wall is thickened to prevent the fracture;

(2) by arranging the indicating block, the fixing block, the spring, the limiting rod and the pressing sheet, when the valve core moves upwards under the impact force of air pressure, the valve rod moves upwards in the valve cover, the top end of the valve rod drives the pressing sheet to move upwards in the shell, the spring compresses, the fixing block slides upwards outside the limiting rod, the indicating block moves upwards and downwards, and the internal pressure value can be directly observed and read through the indicating scale, so that the danger of workers is improved, the pipeline gas safety data can be more efficiently and accurately grasped, after a period of time, the air pressure in the valve body is gradually recovered, the limiting rod rebounds, the pressing sheet automatically falls and resets, the valve core closes a passage, and the automatic pressure balance is realized;

(3) through being provided with the display screen, pneumatic actuator, briquetting and pressure sensor, receive the extrusion of spring when the briquetting, the pressure sensor of briquetting bottom truns pressure numerical value into signal of telecommunication feedback to pneumatic actuator, automatic record data shows on the display screen, if the pressure sensor pressure value exceeds the original threshold value of pneumatic actuator, thereby pneumatic actuator automatic adjustment output voltage numerical value size accurate adjustment pressure release flow size, the supplementary briquetting that promotes kick-backs, the valve rod promotes the valve core fast and closes, the safety protection coefficient is higher.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

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

FIG. 3 is a front view of the indicating structure of the present invention;

fig. 4 is a schematic view of the front view structure of the valve core of the present invention.

In the figure: 1. a housing; 2. an indicating structure; 201. an indication block; 202. a fixed block; 203. a spring; 204. a limiting rod; 205. tabletting; 3. an intelligent actuating mechanism; 301. a display screen; 302. a pneumatic actuator; 303. briquetting; 304. a pressure sensor; 4. a valve cover; 5. a filler; 6. a valve stem; 7. an air inlet channel; 8. a passage; 9. a connecting flange; 10. a pad film; 11. an air outlet channel; 12. a valve core; 13. a clamping block; 14. a valve body; 15. and a corner cushion 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.

Example 1: referring to fig. 1-4, an intelligent gas flow regulating valve includes a housing 1 and a valve body 14, a valve cover 4 is fixedly connected to the top end of the valve body 14, the housing 1 is fixedly connected to the top end of the valve cover 4, an indicating structure 2 is arranged inside the housing 1, an intelligent executing mechanism 3 is arranged at the top end of the housing 1, a filler 5 is arranged inside the valve body 14, a valve rod 6 is vertically arranged inside the housing 1, the valve rod 6 extends into the valve body 14, connecting flanges 9 are respectively arranged on two sides of the valve body 14, an air inlet channel 7 is arranged on one side inside the valve body 14, an air outlet channel 11 is arranged on the other side inside the valve body 14, and a reinforcing structure is arranged inside the valve body 14;

referring to fig. 1-4, the intelligent gas flow regulating valve further comprises a reinforcing structure, the reinforcing structure comprises a passage 8, the passage 8 is arranged at the middle position inside a valve body 14, the bottom end of a valve rod 6 is fixedly connected with a valve core 12, the valve core 12 is embedded inside the passage 8, a fixture block 13 is arranged at the top end of the passage 8, the edge of the top end of the valve core 12 is attached to the fixture block 13, a corner cushion block 15 is arranged at the top end of the inner wall of the valve body 14, a cushion film 10 is arranged at the bent position of the inner wall of the bottom end of the valve body 14, the outer surfaces of the corner cushion block 15 and the cushion film 10 are coated with a ceramic coating, and the bottom end of the valve core 12 is spherical;

specifically, as shown in fig. 1, fig. 2 and fig. 4, 14 inner walls of the valve body are provided with a bending part, the curve design more accords with hydrodynamics, gas rushes to the bending part after entering, pressure recoiling jacks up the valve core 12, gas rushes out and increases the flow area gradually from two sides, the instantaneous impact force is effectively reduced, the valve core 12 is completely attached to the passage 8 in shape, the bottom is spherical and reduces the resistance, the passage 8 is closed in the falling, the top end of the valve core 12 falls on the position of the fixture block 13, the sealing performance is improved, the gas leakage is reduced, the angle cushion blocks 15 are arranged on two sides of the top end of the inner wall of the valve body 14, the corners of the inner wall are thickened, and the breakage is prevented.

Example 2: the indicating structure 2 comprises an indicating block 201, a fixed block 202, a spring 203, a limiting rod 204 and a pressing sheet 205, the pressing sheet 205 is fixedly connected to the top end of the valve rod 6, the spring 203 is fixedly connected to the top end of the pressing sheet 205, the fixed block 202 is fixedly connected to the periphery of the pressing sheet 205, the indicating block 201 is arranged inside the fixed block 202, the limiting rod 204 is fixedly connected to the periphery of the shell 1, the fixed block 202 extends to the outside of the shell 1 and is movably sleeved outside the limiting rod 204, the limiting rod 204 is provided with four groups which are distributed at equal intervals, the pressing sheet 205 is rectangular, a moving groove is formed in the inner wall of the shell 1, the fixed block 202 moves in the moving groove, and indicating scales are arranged at the peripheral edges of the shell 1;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the valve element 12 moves upwards under the impact of the air pressure, the valve rod 6 moves upwards in the valve cover 4, the top end of the valve rod 6 drives the pressing sheet 205 to move upwards in the housing 1, the spring 203 is compressed, the fixing block 202 slides upwards outside the limiting rod 204, the indication block 201 moves upwards and downwards, the internal pressure value can be directly observed and read through the indication scale, the awareness of workers is prevented, the pipeline gas safety data can be more efficiently and accurately grasped, after a period of time, the internal air pressure of the valve body 14 is gradually restored, the limiting rod 204 rebounds, the pressing sheet 205 automatically falls and resets, the valve element 12 closes the passage 8, and automatic pressure balancing is realized.

Example 3: the intelligent executing mechanism 3 is composed of a display screen 301, a pneumatic actuator 302, a pressing block 303 and a pressure sensor 304, the pneumatic actuator 302 is fixedly connected to the top end of the shell 1, the display screen 301 is arranged at one end of the pneumatic actuator 302, the pressing block 303 is movably connected to the top end inside the shell 1, and the output end of the pneumatic actuator 302 penetrates through the top end of the shell 1 and is fixedly connected with the top end of the spring 203;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, when the pressure block 303 is pressed by the spring 203, the pressure sensor 304 at the bottom end of the pressure block 303 converts the pressure value into an electric signal and feeds the electric signal back to the pneumatic actuator 302, and automatically records and displays the data on the display screen 301, if the pressure value of the pressure sensor 304 exceeds the preset threshold of the pneumatic actuator 302, the pneumatic actuator 302 automatically adjusts the magnitude of the output voltage value, so as to accurately adjust the magnitude of the pressure relief flow, assist in pushing the pressure block 303 to rebound, and the valve rod 6 rapidly pushes the valve element 12 to close, so that the safety protection coefficient is higher.

The working principle is as follows: when the utility model is used, firstly, the connecting flange 9 is used for fixedly assembling the valve body 14 in the pipeline, gas enters from the gas inlet channel 7 and exits from the gas outlet channel 11, when the gas enters into the gas inlet channel 7, the air pressure rushes to the passage 8 and turns to push the valve core 12 upwards, the top end of the valve core 12 is separated from the fixture block 13, the passage 8 is switched to be opened from the closed state, the air flow rapidly flows into the passage 8 along the spherical surface at the bottom end of the valve core 12, the flow is continuously increased and flows out from the gas outlet channel 11, in the process, the valve core 12 moves upwards to push the valve rod 6 to drive the pressing sheet 205 to move upwards, the spring 203 is compressed, the indication scale of the indication block 201 in the fixing block 202 moves upwards, the internal pressure value can be read visually, the pressing sheet 303 is extruded, the pressure sensor 304 converts the pressure value into an electric signal to be fed back to the pneumatic actuator 302, the data is automatically recorded and displayed on the display screen 301, if the pressure sensor 304 exceeds the original threshold value of the pneumatic actuator 302, thereby pneumatic actuator 302 automatic adjustment output voltage numerical value size accurate adjustment pressure release flow size, supplementary promotion briquetting 303 kick-backs, with internal pressure balance back, spring 203 kick-backs, and preforming 205 falls back, and valve rod 6 moves down and pushes away case 12 and falls back and close passageway 8.

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 intelligent gas flow control valve, includes casing (1) and valve body (14), its characterized in that: the top end of the valve body (14) is fixedly connected with a valve cover (4), the top end of the valve cover (4) is fixedly connected with a shell (1), an indicating structure (2) is arranged inside the shell (1), an intelligent executing mechanism (3) is arranged at the top end of the shell (1), a filler (5) is arranged inside the valve body (14), a valve rod (6) is vertically arranged inside the shell (1), the valve rod (6) extends into the valve body (14), connecting flanges (9) are respectively arranged on two sides of the valve body (14), an air inlet channel (7) is arranged on one side inside the valve body (14), an air outlet channel (11) is arranged on the other side inside the valve body (14), and a reinforcing structure is arranged inside the valve body (14);

the reinforcing structure comprises a passage (8), the passage (8) is arranged in the middle of the interior of the valve body (14), and the bottom end of the valve rod (6) is fixedly connected with a valve core (12).

2. An intelligent gas flow regulating valve according to claim 1, wherein: the valve core (12) is embedded in the passage (8), a clamping block (13) is arranged at the top end of the passage (8), the edge of the top end of the valve core (12) is attached to the clamping block (13), an angular cushion block (15) is arranged at the top end of the inner wall of the valve body (14), and a cushion film (10) is arranged at the bent position of the inner wall of the bottom end of the valve body (14).

3. An intelligent gas flow regulating valve according to claim 2, wherein: the outer surfaces of the corner cushion block (15) and the cushion membrane (10) are coated with ceramic coatings, and the bottom end of the valve core (12) is spherical.

4. An intelligent gas flow regulating valve according to claim 1, wherein: instruct structure (2) to constitute by instructing piece (201), fixed block (202), spring (203), gag lever post (204) and preforming (205), preforming (205) fixed connection is on the top of valve rod (6), the top fixedly connected with spring (203) of preforming (205) the difference fixedly connected with fixed block (202) around preforming (205), the inside of fixed block (202) is provided with instructs piece (201), gag lever post (204) fixed connection is around casing (1), fixed block (202) extend to the outside and the activity of casing (1) and cup joint the outside at gag lever post (204), casing (1) edge all around is provided with the indication scale.

5. An intelligent gas flow regulating valve according to claim 4, wherein: the limiting rods (204) are arranged in four groups and distributed at equal intervals, the pressing sheets (205) are rectangular, a moving groove is formed in the inner wall of the shell (1), and the fixing blocks (202) move in the moving groove.

6. An intelligent gas flow regulating valve according to claim 5, wherein: the intelligent execution mechanism (3) is composed of a display screen (301), a pneumatic actuator (302), a pressing block (303) and a pressure sensor (304), the pneumatic actuator (302) is fixedly connected to the top end of the shell (1), the display screen (301) is arranged at one end of the pneumatic actuator (302), the pressing block (303) is movably connected to the top end of the inside of the shell (1), and the output end of the pneumatic actuator (302) penetrates through the top end of the shell (1) and is fixedly connected with the top end of the spring (203).

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