CN212178551U

CN212178551U - Compact pressure regulating, metering and odorizing pry

Info

Publication number: CN212178551U
Application number: CN202020776297.1U
Authority: CN
Inventors: 唐建伟; 钱学峰; 钟文荣
Original assignee: Suzhou Xinrui Cryogenic Plant Co ltd
Current assignee: Suzhou Xinrui Cryogenic Plant Co ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2020-12-18
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a compact pressure regulating measurement adds smelly sled, including protection frame, pressure regulating mechanism, the protection frame inner wall one end of controlling the panel rear side is provided with the gas holder through the vertical fixed of mount pad, the top surface middle part of gas holder is provided with L shape gas-supply pipe, back flow through the vertical fixed L of closing cap, the protection frame inner wall bottom transverse fixation of gas holder one side is provided with the booster pump, pressure regulating mechanism includes decompression surge damping valve, metering tank, solenoid valve, the gas-supply pipe side between decompression surge damping valve and the gas holder is vertical is equipped with the pressure valve, flange pipe side transverse fixation between metering tank and the decompression surge damping valve is provided with the accuse flow valve. The utility model discloses utilize the dynamic balance of odorizing agent feed pressure in the accuse flow valve of metering tank both sides, the check valve control metering tank to odorize in order to realize stabilizing the ration, the admission pressure that decompression surge damping valve and pressure valve can the effective control odorizing agent is in order to satisfy the user demand, excellent in use effect.

Description

Compact pressure regulating, metering and odorizing pry

Technical Field

The utility model relates to a ration air entrainment equipment technical field specifically is a compact pressure regulating measurement adds smelly sled.

Background

Natural gas is a colorless, odorless, flammable and explosive gas. In case of leakage of natural gas, it is required to odorize the natural gas in order to be easily found. The odorization standard is that the odorization standard can be detected when the lower explosive limit concentration is reached. The odorant currently used is tetrahydrothiophene, added in amounts of 16-25 mg/Nm 3. The existing equipment for quantitatively adding odor to natural gas mostly directly realizes quantitative gas adding through the control of a valve, for example, the application number is 201520639155.X, the name is a patent of a compact pressure-regulating metering odor adding pry device, the requirement on the control performance of the valve is higher, the balance of the feeding pressure of the natural gas and an odor adding agent needs to be ensured, a naked skid-mounted structure is easy to corrode or destroy the environment to influence the service life, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compact pressure regulating measurement adds smelly sled to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a compact pressure regulating, metering and odorizing pry comprises a protective frame and a pressure regulating mechanism, wherein one end of the upper part of the front side surface of the protective frame is fixedly provided with an operating panel through a through groove, the middle part of the front side surface of the protective frame on one side of the operating panel is transversely and fixedly provided with a plurality of groups of regulators, one end of the inner wall of the protective frame on the rear side of the operating panel is vertically and fixedly provided with an air storage tank through a mounting seat, the middle part of the top surface of the air storage tank is vertically and fixedly provided with an L-shaped air conveying pipe and a return pipe through a sealing cover, the bottom end of the inner wall of the protective frame on one side of the air storage tank is transversely and fixedly provided with a booster pump, the pressure regulating mechanism comprises a pressure reducing and stabilizing valve, a metering tank and an electromagnetic valve, the pressure reducing and stabilizing, the measuring tank is vertically and fixedly arranged on the side face of one end, far away from the pressure valve, of the pressure reducing and stabilizing valve through a flange pipe, the side face of the flange pipe between the measuring tank and the pressure reducing and stabilizing valve is transversely and fixedly provided with a flow control valve, and the electromagnetic valve is fixedly arranged on the inner wall of the protective frame on one side of the measuring tank through a U-shaped pipe.

Preferably, the protection frame is a three-open metal frame, and a C-shaped hanging bracket is fixedly arranged on the surface of the bottom of the protection frame.

Preferably, the regulator is formed by combining a parameter display screen and a control knob, and the regulator is respectively in signal connection with the corresponding electromagnetic valve and the flow control valve.

Preferably, the bottom surface of the metering tank is respectively and vertically fixedly provided with a drainage pipe, and the drainage pipes are communicated with the return pipe through overflow valves.

Preferably, the flow control valve is an electromagnetic flow control valve, and a U-shaped pipe at one end of the electromagnetic valve is respectively communicated with an air inlet and an air outlet which are arranged on the side surface of the protection frame.

Preferably, the inner wall of the protective frame is provided with two groups of pressure regulating mechanisms, and the joints of the U-shaped pipes between the metering tank and the electromagnetic valve are respectively provided with a one-way valve.

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

1. pressure regulating mechanism includes decompression surge damping valve, metering tank, solenoid valve, and the flange pipe surface of metering tank both sides is equipped with accuse stream valve, check valve respectively, can effectively guarantee in the metering tank odorizing agent feed pressure's dynamic balance in order to realize stabilizing the ration and odorizing, utilizes decompression surge damping valve and pressure valve can the effective control odorizing agent's admission pressure in order to satisfy the user demand, excellent in use effect.

2. The vertical back flow intercommunication that is equipped with the bleeder line and through overflow valve and gas holder in the bottom surface of metering tank can guarantee that the metering tank performance satisfies the safety control demand when, improves odorizing agent's utilization ratio, and built-in sled dress structure satisfies the protection demand in order to guarantee life, and the practicality is strong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic structural view of the rear side of the present invention;

fig. 3 is a schematic diagram of the internal structure of the present invention.

In the figure: 1. a protective frame; 2. a control panel; 3. a regulator; 4. a gas storage tank; 5. A gas delivery pipe; 6. a return pipe; 7. a booster pump; 8. a pressure reducing and stabilizing valve; 9. a metering tank; 10. an electromagnetic valve; 11. a pressure valve; 12. a flow control valve; 13. a hanger; 14. a bleeder tube; 15. an overflow valve; 16. an air inlet; 17. an exhaust port; 18. a one-way valve.

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, 2 and 3, in the embodiment of the present invention, a compact pressure regulating and metering odorizing pry includes a protection frame 1 and a pressure regulating mechanism, wherein an operating panel 2 is fixedly arranged at one end of the upper portion of the front side surface of the protection frame 1 by forming a through groove, a plurality of sets of regulators 3 are transversely and fixedly arranged at the middle portion of the front side surface of the protection frame 1 at one side of the operating panel 2, an air storage tank 4 is vertically and fixedly arranged at one end of the inner wall of the protection frame 1 at the rear side of the operating panel 2 through a mounting seat, an L-shaped air delivery pipe 5 and a return pipe 6 are vertically and fixedly arranged at the middle portion of the top surface of the air storage tank 4 through a sealing cover, a booster pump 7 is transversely and fixedly arranged at the bottom end of the inner wall of the protection frame 1 at one side of the air storage tank 4, the pressure regulating mechanism, an L-shaped pressure valve 11 is vertically and fixedly arranged on the side face of the gas conveying pipe 5 between the pressure reducing and stabilizing valve 8 and the gas storage tank 4, the metering tank 9 is vertically and fixedly arranged on the side face of one end, far away from the pressure valve 11, of the pressure reducing and stabilizing valve 8 through a flange pipe, a flow control valve 12 is transversely and fixedly arranged on the side face of the flange pipe between the metering tank 9 and the pressure reducing and stabilizing valve 8, and the electromagnetic valve 10 is fixedly arranged on the inner wall of the protection frame 1 on one side of the metering tank 9; the protective frame 1 is a three-open metal frame, and a C-shaped hanging bracket 13 is fixedly arranged on the bottom surface of the protective frame 1 to ensure the operating performance; the regulator 3 is formed by combining a parameter display screen and a control knob, and the regulator 3 is respectively in signal connection with the corresponding electromagnetic valve 10 and the flow control valve 12, so that centralized management is facilitated; the bottom surface of the metering tank 9 is respectively and vertically fixedly provided with a discharge pipe 14, and the discharge pipe 14 is communicated with the return pipe 6 through an overflow valve 15; the flow control valve 12 is an electromagnetic flow control valve, and a U-shaped pipe at one end of the electromagnetic valve 10 is respectively communicated with an air inlet 16 and an air outlet 17 arranged on the side surface of the protection frame 1, so that quantitative control is realized; the inner wall of the protective frame 1 is provided with two groups of pressure regulating mechanisms, and the joints of the U-shaped pipes between the metering tank 9 and the electromagnetic valve 10 are respectively provided with a one-way valve 18, so that the use requirement of automatic odorization is met.

The utility model discloses a theory of operation and use flow: when the device is used, the protective frame 1 is stably arranged in a working area through the hanging frame 13 and is fixed, odorizing agent required for use is guided into the gas storage tank 4, the odorizing agent in the gas storage tank 4 is continuously conveyed into the gas conveying pipe 5 through the booster pump 7, the pressure valve 11 automatically detects and controls the gas inlet pressure in the gas conveying pipe 5, automatic control of the gas inlet pressure is realized through the pressure reducing and stabilizing valve 8, pressure balance control of the odorizing agent in the metering tank 9 is realized through the flow control valve 12 and the check valve 18 on the outer side of the metering tank 9 to ensure reliability of odorizing amount in natural gas, redundant odorizing agent in the metering tank 9 can be recovered under the action of the overflow valve 15 through the drain pipe 14, the utilization rate is ensured, and the using effect is good.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a compact pressure regulating metering adds smelly sled, includes protection frame (1), pressure regulating mechanism, its characterized in that: the protective frame is characterized in that one end of the upper part of the front side surface of the protective frame (1) is fixedly provided with a control panel (2) by arranging a through groove, the middle part of the front side surface of the protective frame (1) on one side of the control panel (2) is transversely and fixedly provided with a plurality of groups of regulators (3), one end of the inner wall of the protective frame (1) on the rear side of the control panel (2) is vertically and fixedly provided with a gas storage tank (4) by a mounting seat, the middle part of the top surface of the gas storage tank (4) is vertically and fixedly provided with an L-shaped gas pipe (5) and a return pipe (6) by a sealing cover, the bottom end of the inner wall of the protective frame (1) on one side of the gas storage tank (4) is transversely and fixedly provided with a booster pump (7), the pressure regulating mechanism comprises a pressure reducing and stabilizing valve (8, the gas transmission pipe (5) between decompression surge damping valve (8) and gas holder (4) side is vertical fixedly to be provided with L shape pressure valve (11), pressure valve (11) one end side is kept away from in decompression surge damping valve (8) through the vertical fixed setting of flange pipe in metering tank (9), flange pipe side between metering tank (9) and decompression surge damping valve (8) is transversely fixed and is provided with accuse flow valve (12), solenoid valve (10) are through the fixed protection frame (1) inner wall that sets up in metering tank (9) one side of U-shaped pipe.

2. The compact pressure-regulating metering odorizing pry of claim 1, characterized in that: the protection frame (1) is a three-open type metal frame, and a C-shaped hanging bracket (13) is fixedly arranged on the surface of the bottom of the protection frame (1).

3. The compact pressure-regulating metering odorizing pry of claim 1, characterized in that: the controller (3) is formed by combining a parameter display screen and a control knob, and the controller (3) is respectively in signal connection with the corresponding electromagnetic valve (10) and the flow control valve (12).

4. The compact pressure-regulating metering odorizing pry of claim 1, characterized in that: and the bottom surface of the metering tank (9) is respectively and vertically fixedly provided with a drainage pipe (14), and the drainage pipe (14) is communicated with the return pipe (6) through an overflow valve (15).

5. The compact pressure-regulating metering odorizing pry of claim 1, characterized in that: the flow control valve (12) is an electromagnetic flow control valve, and a U-shaped pipe at one end of the electromagnetic valve (10) is communicated with an air inlet (16) and an air outlet (17) which are arranged on the side surface of the protection frame (1) respectively.

6. The compact pressure-regulating metering odorizing pry of claim 1, characterized in that: the inner wall of the protective frame (1) is provided with two groups of pressure regulating mechanisms, and the joints of U-shaped pipes between the metering tank (9) and the electromagnetic valves (10) are respectively provided with one-way valves (18).