Device for realizing upper limit adjustment of gas flow meter

Abstract

The utility model belongs to the field of steel structure manufacturing, and particularly relates to a device for realizing upper limit adjustment of a gas flowmeter, which comprises an air inlet valve, an air outlet valve, a gas flow valve, a nut, a knob, a metal main body, a plastic shell, a plastic cylinder, a metal small ball, a rubber sealing gasket, a limiting baffle plate, a circular ring and a sliding chute. The limiting baffles are connected with the sliding grooves through bolts, and the upper limit of gas flow can be freely adjusted.

Description

Technical Field

[0001] The invention belongs to the field of steel structure manufacturing, and particularly relates to a device for realizing upper limit adjustment of a gas flow meter. Background Art

[0002] A gas flow meter is a crucial component used in gas shielded welding in factories, responsible for controlling and displaying the current gas flow in real time. However, factories often simply open the gas flow valve to its maximum during welding, wasting gas and incurring additional costs while potentially causing weld defects.

[0003] In view of this, the applicant provides a device for achieving upper limit adjustment of a gas flow meter. Utility Model Content

[0004] The purpose of the utility model is to provide a device for realizing upper limit adjustment of a gas flow meter, which is used for adjusting the upper limit of the gas flow of the gas flow meter.

[0005] In order to achieve the above purpose, the specific technical solution of the utility model is:

[0006] A device for achieving upper limit adjustment of a gas flow meter includes an inlet valve, a gas flow valve, an outlet valve, a knob, a metal body, a plastic shell, a plastic cylinder, a metal ball, a rubber sealing gasket, a limit baffle, a ring, and a slide groove, wherein the limit baffle is installed on a track connected to the ring.

[0007] Further configuration: the metal body has a diameter of 30 mm and a height of 35 mm.

[0008] Further configuration: the plastic shell has a bottom length and width of 20 mm, a top length and width of 18 mm, a height of 105 mm, a wall thickness of 1 mm, and is fixed to the metal body with threads.

[0009] Further features include: the inlet valve, outlet valve, and gas flow valve are cylindrical, 12mm, 12mm, and 8mm in diameter, respectively, and 25mm, 8mm, and 17mm in length, respectively. They are fitted with M12, M12, and M8 nuts, threadedly connected to the metal body. The gas flow valve also includes a 20mm diameter, 12mm high knob, threadedly connected to the gas flow valve.

[0010] Further configuration: the plastic cylinder has a diameter of 10 mm, a height of 100 mm, a wall thickness of 1 mm, and is connected to the metal body by a thread.

[0011] Further configuration: the metal ball has a diameter of 7.8 mm and is located in the plastic cylinder.

[0012] Further configuration: the rubber sealing gasket has a diameter of 12 mm, a height of 3 mm, a hole in the middle with a diameter of 10 mm and a depth of 1 mm, and is buckled on the plastic cylinder.

[0013] Further configuration: the ring has a diameter of 40 mm and a wall thickness of 5 mm and is welded to the metal body.

[0014] Further configuration: the chute is 52 mm long, 10 mm wide, 5 mm high, and 2.5 mm thick, and is welded to the circular ring.

[0015] Further configuration: The limit baffle is welded from a circular disc and a square. The circular disc has a diameter of 30 mm and a thickness of 5 mm. The square has a length, width, and height of 5 mm and a height of 10 mm. The limit baffle is connected to the chute via bolts. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an axonometric diagram of a device for adjusting the upper limit of a gas flow meter;

[0017] Figure 2 for Figure 1 Exploded diagram. DETAILED DESCRIPTION

[0018] like Figure 2 The exploded view of a device for realizing upper limit adjustment of a gas flow meter is shown, comprising a metal body 1, gas flow valves 2, 12, 15, nuts 3, 13, 14, a ring 4, a metal ball 5, a plastic cylinder 6, a rubber sealing gasket 7, a plastic shell 8, a slide groove 9, a limit baffle 10, and a knob 11.

[0019] The metal body 1 has a diameter of 30 mm and a height of 35 mm.

[0020] The air inlet valve 2, the gas flow valve 12, and the air outlet valve 15 are round tubes with diameters of 12 mm, 8 mm, and 12 mm, respectively, and are connected to the metal body 1 by threads.

[0021] The nuts 3 , 13 , and 14 are of specifications of M12, M8, and M12 respectively, and are connected to the gas flow valves 2 , 12 , and 15 by threads.

[0022] The ring 4 has a diameter of 40 mm and a wall thickness of 5 mm and is welded to the metal body 1 .

[0023] The plastic cylinder 6 has a diameter of 10 mm, a height of 100 mm, a wall thickness of 1 mm, and is connected to the metal body 1 by threads.

[0024] The metal ball 5 has a diameter of 7.8 mm and is located inside the plastic cylinder 6 .

[0025] The rubber sealing gasket 7 has a diameter of 12 mm and a height of 3 mm, and has a hole in the middle with a diameter of 10 mm and a depth of 1 mm, and is buckled on the plastic cylinder 6.

[0026] The plastic shell 8 has a bottom length and width of 20 mm, a top length and width of 18 mm, a height of 105 mm, a wall thickness of 1 mm, and is fixed to the metal body 1 by screw threads.

[0027] The chute 9 is 52 mm long, 10 mm wide, 5 mm high and 2.5 mm thick, and is welded to the ring 4 .

[0028] The stopper 10 is welded from a disc and a block. The disc has a diameter of 30 mm and a thickness of 5 mm. The block has a length, width and height of 5 mm and is 10 mm. It is connected to the chute 9 by bolts.

[0029] The knob 11 has a diameter of 20 mm and a height of 12 mm and is connected to the gas flow valve 12 via a thread.

[0030] The above embodiments and drawings do not limit the product form and style of the present invention. Any appropriate changes or modifications made by ordinary technicians in the relevant technical field should be deemed to be within the patent scope of the present invention.

Claims

1. A device for realizing upper limit adjustment of a gas flow meter, characterized in that: Including inlet valve, outlet valve, gas flow valve, knob, metal body, plastic shell, plastic cylinder, metal ball, rubber sealing gasket, limit baffle, ring, slide groove, The plastic shell, air inlet valve, air outlet valve and gas flow valve are connected to the metal body through threads. The knob is connected to the gas flow valve through threads. The plastic cylinder is connected to the metal body with threads, and the metal ball is located inside the plastic cylinder. The rubber sealing gasket is buckled on the plastic cylinder. The ring is welded to the metal body. The chute is welded on the ring. The limit baffle is connected to the slide chute by bolts.

2. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The metal body is 30mm in diameter and 35mm high.

3. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The diameters of the air inlet valve, gas flow valve, and air outlet valve are round tubes of 12 mm, 8 mm, and 12 mm respectively.

4. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The air inlet valve, gas flow valve and air outlet valve are each threadedly connected to a nut, and the sizes of the nut are M12, M12 and M8 respectively.

5. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The knob is 20mm in diameter and 12mm high.

6. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The plastic cylinder has a diameter of 10 mm, a height of 100 mm, a wall thickness of 1 mm, and a metal ball with a diameter of 7.8 mm.

7. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The rubber gasket has a diameter of 12 mm, a height of 3 mm, and a hole in the middle with a diameter of 10 mm and a depth of 1 mm.

8. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The ring diameter is 40mm and the wall thickness is 5mm.

9. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The slide is 52mm long, 10mm wide, 5mm high and 2.5mm thick.

10. The device for realizing upper limit adjustment of a gas flow meter according to claim 1, characterized in that: The limit baffle is welded by a disc and a square. The disc has a diameter of 30 mm and a thickness of 5 mm; the square has a length and width of 5 mm and a height of 10 mm.

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