Fuel gas pressure regulating device

Abstract

The utility model relates to the technical field of fuel gas pressure regulation, and discloses a fuel gas pressure regulating device which comprises a first cavity, a gas inlet channel is formed in the first cavity, and a gas outlet is formed in the first cavity. The air inlet pipe is arranged on the outer wall of the first cavity. After gas is conveyed to the gas inlet pipe and enters the first cavity, the air pressure in the first cavity is increased, the flexible diaphragm is extruded, the flexible diaphragm moves, the flexible diaphragm moves to drive the first connecting block to move through the second connecting block, the first connecting block moves to drive the movable plate to move, and the movable plate moves to drive the rubber plug to move. The rubber plug moves to plug the gas inlet channel, so that the gas cannot enter the first cavity, when the gas flows out through the gas outlet pipe, the gas pressure in the first cavity becomes small, the flexible diaphragm is reset through the connecting spring, the rubber plug is reset, the gas can enter the first cavity again, and therefore the automatic pressure adjusting effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas pressure regulating technical field, concretely is a kind of gas pressure regulating device. BACKGROUND

[0002] Gas refers to the gas used as fuel, such as coal gas, natural gas, liquefied gas and so on. These gases can form combustible mixture in air and burn under certain conditions to release energy. Gas is mainly divided into: natural gas, the main component is methane, colorless, odorless, non-toxic, is clean, efficient energy. Artificial gas, obtained by artificial processing or synthesis, such as coal gas. Liquefied petroleum gas, a mixture of liquid hydrocarbons obtained by petroleum processing, is gaseous at normal temperature and pressure, but can be liquefied after pressurization. Biogas, a combustible gas produced by biomass fermentation, mainly composed of methane and carbon dioxide.

[0003] The gas pressure regulating device can automatically adjust the gas pressure to ensure the stability of gas supply. Whether in the peak or valley period of gas use, the gas pressure regulating device can adjust the gas pressure in real time according to the actual demand to ensure the quality and quantity of gas supply. This stability is crucial for the normal operation of industrial production, family life and public facilities.

[0004] Therefore, a gas pressure regulating device is proposed. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of gas pressure regulating device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of gas pressure regulating device, including cavity one, the inside of the cavity one is equipped with air inlet, the inside of the cavity one is equipped with gas outlet;Air inlet pipe, set in the outer wall of cavity one;Gas outlet pipe, set in the outer wall of cavity one;Automatic pressure regulating assembly, set in the inside of cavity one;Manual pressure regulating assembly, set in the outer wall of cavity one;Wherein, automatic pressure regulating assembly includes: movable part, set in the inside of cavity one;Sensing site, set in the top of cavity one.

[0007] Preferably, the outer wall of the cavity one is in communication with one end of the air inlet pipe, one end of the air inlet pipe is in communication with the air inlet, the outer wall of the cavity one is in communication with one end of the gas outlet pipe, and one end of the gas outlet pipe is in communication with the gas outlet.

[0008] Preferably, the movable part includes: support block, set in the inside of cavity one;The bottom of the support block is fixedly connected with the inner wall bottom of cavity one, one side of the support block is rotatably connected with movable plate, and the bottom of one end of the movable plate is fixedly connected with rubber plug.

[0009] Preferably, the rubber plug is matched with the air inlet, and a connecting block one is fixedly connected to the top of the other end of the movable plate.

[0010] The movable part can block the air inlet.

[0011] Preferably, the sensing part comprises a cavity two arranged at the top of the cavity one, a threaded groove is formed in the inner wall of the top of the cavity two, the bottom of the cavity two is fixedly connected with the top of the cavity one, a top cover is threadedly connected in the threaded groove of the top of the cavity two, and an adjusting cover is threadedly connected in the threaded groove.

[0012] Preferably, a T-shaped groove is formed in the top of the adjusting cover, a connecting spring is fixedly connected to the bottom of the adjusting cover, a flexible diaphragm is fixedly connected to one end of the connecting spring, and the outer wall of the flexible diaphragm is fixedly connected with the inner wall of the cavity one.

[0013] The sensing part can automatically adjust the pressure.

[0014] Preferably, the manual pressure adjusting assembly comprises an alarm arranged on the outer wall of the cavity one, one side of the alarm is fixedly connected with the outer wall of the cavity one, the alarm is fixedly connected with an inductor through a lead wire at one side, and one side of the inductor is fixedly connected with the inner wall of the cavity one.

[0015] Preferably, the manual pressure adjusting assembly comprises a pressure relief pipe arranged on the outer wall of the cavity one, one end of the pressure relief pipe is in communication with the outer wall of the cavity one, a communication pipe is arranged in the outer wall of the pressure relief pipe, a threaded hole is formed in one side of the pressure relief pipe, a threaded rod is threadedly connected in the threaded hole, one end of the threaded rod is fixedly connected with a rotating block, the other end of the threaded rod is rotatably connected with a sealing block, and the sealing block is matched with the pressure relief pipe.

[0016] The manual pressure adjusting assembly can manually adjust the pressure.

[0017] The gas pressure regulating device has the following beneficial effects.

[0018] (1), the utility model discloses a cavity one is entered after the flexible diaphragm is extruded to the gas of the cavity one, and the flexible diaphragm is moved, and the flexible diaphragm is moved and is driven the connecting block no. 2 and is driven the connecting block no. 1 movement, and the connecting block no. 1 movement drives the movable plate movement, and the movable plate movement drives the rubber plug movement, and the rubber plug movement blocks the air inlet, and the gas can not enter the cavity one, when the gas flows out through the air outlet pipe, the gas pressure of the cavity one is small, and the flexible diaphragm resets through the connecting spring, and the rubber plug resets, and the gas can enter the cavity one again, to reach the effect of automatic pressure regulating.

[0019] (2), the utility model discloses when the automatic pressure regulating assembly is damaged, and the gas pressure of the cavity one is too high, and the inductor operates, and the inductor operates and starts the alarm and gives an alarm, at this moment, the rotating block is rotated, and the rotating block rotation drives the threaded rod movement, and the threaded rod movement drives the sealing block movement, and the sealing block movement passes through the communication pipe, and the gas of the cavity one is discharged through the pressure relief pipe and the communication pipe, to reach the effect of manual pressure regulating. DRAWINGS

[0020] Figure 1 It is the perspective view of the utility model;

[0021] Figure 2 It is the cross section structure schematic view of the utility model;

[0022] Figure 3 It is the utility model Figure 2 The enlarged view of A;

[0023] Figure 4 It is the utility model Figure 2 The enlarged view of B.

[0024] In the drawing: 1 cavity one, 2 air inlet pipe, 3 air outlet pipe, 4 automatic pressure regulating assembly, 41 movable part, 411 support block, 412 movable plate, 413 rubber plug, 414 connecting block no. 1, 415 connecting block no. 2, 42 inductive site, 421 cavity two, 422 top cover, 423 adjusting cover, 424 connecting spring, 425 flexible diaphragm, 5 manual pressure regulating assembly, 511 alarm, 512 inductor, 513 pressure relief pipe, 514 communication pipe, 515 threaded rod, 516 rotating block, 517 sealing block. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0026] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention. Example 1:

[0027] A preferred embodiment of the gas pressure regulating device provided by this utility model is, for example... Figures 1-4 As shown: A gas pressure regulating device includes a cavity 1, an air inlet and an air outlet inside the cavity 1; an air inlet pipe 2 disposed on the outer wall of the cavity 1; an air outlet pipe 3 disposed on the outer wall of the cavity 1; an automatic pressure regulating component 4 disposed inside the cavity 1; and a manual pressure regulating component 5 disposed on the outer wall of the cavity 1. The automatic pressure regulating component 4 includes: a movable part 41 disposed inside the cavity 1; and a sensing part 42 disposed on the top of the cavity 1.

[0028] The outer wall of cavity 1 is connected to one end of air inlet pipe 2, one end of air inlet pipe 2 is connected to air inlet channel, the outer wall of cavity 1 is connected to one end of air outlet pipe 3, and one end of air outlet pipe 3 is connected to air outlet.

[0029] The movable part 41 includes: a support block 411, which is disposed inside the cavity 1; the bottom of the support block 411 is fixedly connected to the bottom of the inner wall of the cavity 1, and a movable plate 412 is rotatably connected to one side of the support block 411, and a rubber plug 413 is fixedly connected to the bottom of one end of the movable plate 412.

[0030] The rubber plug 413 is adapted to the air intake. A connecting block 414 is fixedly connected to the top of the other end of the movable plate 412. A connecting block 415 is rotatably connected to one side of the connecting block 414.

[0031] The sensing part 42 includes: a second cavity 421, which is disposed on the top of the first cavity 1, and a threaded groove is provided on the inner wall of the top of the second cavity 421; the bottom of the second cavity 421 is fixedly connected to the top of the first cavity 1, and a top cover 422 is threadedly connected to the threaded groove on the top of the second cavity 421, and an adjustment cover 423 is threadedly connected to the inside of the threaded groove.

[0032] The top of the adjusting cover 423 has a slot, and the bottom of the adjusting cover 423 is fixedly connected to a connecting spring 424. One end of the connecting spring 424 is fixedly connected to a flexible diaphragm 425, and the outer wall of the flexible diaphragm 425 is fixedly connected to the inner wall of the cavity 1.

[0033] Further, the embodiment is that when the gas is delivered into cavity one 1 through the gas inlet pipe 2, the gas pressure in cavity one 1 is increased, the flexible diaphragm 425 is extruded, the flexible diaphragm 425 is moved to drive the connecting block one 414 to move through the connecting block two 415, the connecting block one 414 is moved to drive the movable plate 412 to move, the movable plate 412 is moved to drive the rubber plug 413 to move, the rubber plug 413 is moved to block the gas inlet, so that the gas cannot enter cavity one 1, when the gas flows out through the gas outlet pipe 3, the gas pressure in cavity one 1 is reduced, the flexible diaphragm 425 is reset through the connecting spring 424, so that the rubber plug 413 is reset, and the gas can enter cavity one 1 again, so that the automatic pressure regulating effect is achieved. Embodiment two

[0034] On the basis of the embodiment one, the preferred embodiment of the gas pressure regulating device provided by the utility model Figures 1-4 As shown in the figure: the manual pressure regulating assembly 5 comprises: an alarm 511 arranged on the outer wall of cavity one 1; one side of the alarm 511 is fixedly connected with the outer wall of cavity one 1, and one side of the alarm 511 is fixedly connected with the inner wall of cavity one 1 through a wire.

[0035] The manual pressure regulating assembly 5 comprises: a pressure relief pipe 513 arranged on the outer wall of cavity one 1; one end of the pressure relief pipe 513 is arranged in communication with the outer wall of cavity one 1, the outer wall of the pressure relief pipe 513 is arranged in communication with a communication pipe 514, one side of the pressure relief pipe 513 is provided with a threaded hole, a threaded rod 515 is screw-connected in the threaded hole, one end of the threaded rod 515 is fixedly connected with a rotating block 516, the other end of the threaded rod 515 is rotatably connected with a sealing block 517, and the sealing block 517 is matched with the pressure relief pipe 513.

[0036] Further, when the automatic pressure regulating assembly 4 is damaged and the gas pressure in cavity one 1 is too high, the inductor 512 is operated, the inductor 512 is operated to start the alarm 511 to give an alarm, at this time, the rotating block 516 is rotated, the rotating block 516 is rotated to drive the threaded rod 515 to move, the threaded rod 515 is moved to drive the sealing block 517 to move, so that the sealing block 517 moves through the communication pipe 514, at this time, the gas in cavity one 1 is discharged through the pressure relief pipe 513 and the communication pipe 514, so that the manual pressure regulating effect is achieved.

[0037] In use, when the gas is delivered into cavity one 1 through the gas inlet pipe 2, the pressure in cavity one 1 becomes larger, the flexible diaphragm 425 is pressed, the flexible diaphragm 425 moves, the flexible diaphragm 425 moves the connecting block two 415, the connecting block two 415 moves the connecting block one 414, the connecting block one 414 moves the movable plate 412, the movable plate 412 moves the rubber plug 413, the rubber plug 413 blocks the gas inlet, so that the gas cannot enter cavity one 1, when the gas flows out through the gas outlet pipe 3, the pressure in cavity one 1 becomes smaller, the flexible diaphragm 425 is reset through the connecting spring 424, so that the rubber plug 413 is reset, the gas can enter cavity one 1 again, so as to achieve automatic pressure regulation, when the automatic pressure regulating assembly 4 is damaged, the inductor 512 operates when the pressure in cavity one 1 is too high, the inductor 512 operates to start the alarm 511 to alarm, at this time, the rotating block 516 is rotated, the rotating block 516 rotates to drive the threaded rod 515 to move, the threaded rod 515 moves to drive the sealing block 517 to move, so that the sealing block 517 moves through the communication pipe 514, at this time, the gas in cavity one 1 is discharged through the pressure relief pipe 513 and the communication pipe 514, so as to achieve manual pressure regulation.

[0038] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. A gas pressure regulating device, characterized in that, It includes a cavity (1), the cavity (1) having an air inlet and an air outlet. The air inlet pipe (2) is installed on the outer wall of cavity one (1); An exhaust pipe (3) is installed on the outer wall of cavity one (1); An automatic pressure regulating component (4) is installed inside cavity one (1); The manual pressure regulating component (5) is installed on the outer wall of cavity one (1); The automatic voltage regulating component (4) includes: The movable part (41) is located inside the cavity (1); The sensing part (42) is located at the top of the cavity (1).

2. A gas pressure regulating device according to claim 1, characterized in that: The outer wall of the cavity (1) is connected to one end of the air inlet pipe (2), one end of the air inlet pipe (2) is connected to the air intake channel, the outer wall of the cavity (1) is connected to one end of the air outlet pipe (3), and one end of the air outlet pipe (3) is connected to the air outlet.

3. A gas pressure regulating device according to claim 1, characterized in that: The movable part (41) includes: The support block (411) is located inside the cavity (1); The bottom of the support block (411) is fixedly connected to the bottom of the inner wall of the cavity (1), and a movable plate (412) is rotatably connected to one side of the support block (411). A rubber plug (413) is fixedly connected to the bottom of one end of the movable plate (412).

4. A gas pressure regulating device according to claim 3, characterized in that: The rubber plug (413) is adapted to the air intake, and a connecting block one (414) is fixedly connected to the top of the other end of the movable plate (412), and a connecting block two (415) is rotatably connected to one side of the connecting block one (414).

5. A gas pressure regulating device according to claim 1, characterized in that: The sensing part (42) includes: Cavity 2 (421) is located on top of cavity 1 (1), and the inner wall of the top of cavity 2 (421) is provided with a threaded groove; The bottom of the second cavity (421) is fixedly connected to the top of the first cavity (1). A top cover (422) is threadedly connected to the threaded groove at the top of the second cavity (421), and an adjustment cover (423) is threadedly connected to the inside of the threaded groove.

6. A gas pressure regulating device according to claim 5, characterized in that: The top of the adjustment cover (423) has a slot, and the bottom of the adjustment cover (423) is fixedly connected to a connecting spring (424). One end of the connecting spring (424) is fixedly connected to a flexible diaphragm (425), and the outer wall of the flexible diaphragm (425) is fixedly connected to the inner wall of the cavity (1).

7. A gas pressure regulating device according to claim 1, characterized in that: The manual voltage regulating component (5) includes: An alarm (511) is installed on the outer wall of cavity one (1); One side of the alarm (511) is fixedly connected to the outer wall of the cavity (1), and one side of the alarm (511) is fixedly connected to a sensor (512) via a wire. One side of the sensor (512) is fixedly connected to the inner wall of the cavity (1).

8. A gas pressure regulating device according to claim 1, characterized in that: The manual voltage regulating component (5) includes: Pressure relief pipe (513) is installed on the outer wall of cavity one (1); One end of the pressure relief pipe (513) is connected to the outer wall of the cavity (1), and a connecting pipe (514) is connected to the outer wall of the pressure relief pipe (513). A threaded hole is opened on one side of the pressure relief pipe (513), and a threaded rod (515) is threadedly connected in the threaded hole. A rotating block (516) is fixedly connected to one end of the threaded rod (515), and a sealing block (517) is fixedly connected to the other end of the threaded rod (515). The sealing block (517) is adapted to the pressure relief pipe (513).

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