A breathing valve detection device and system

Abstract

A breathing valve detection device comprises a chassis, a cylinder body is arranged in the chassis, a four-way pipe is communicated with the air path in the cylinder body and is connected with three test branches, a side plate is fixed on the right side of the cylinder body, a curved connecting pipe is arranged on the right side of the side plate and is connected with the right air path of the second three-way pipe, the curved connecting pipe is connected with the top air path of the third three-way pipe, a left detection station and a right detection station are arranged on both sides of the third three-way pipe respectively, a barometer is also arranged on the top surface of the cylinder body, the barometer is connected with the inside of the cylinder body and measures the air pressure in the cylinder body, an air pressure generator is fixedly arranged on the right side of the side plate, an air inlet switch valve and an air outlet switch valve are also fixedly arranged on the top surface of the cylinder body, the positive pressure port of the air pressure generator is connected with the inner air path of the air inlet switch valve, the negative pressure port of the air pressure generator is connected with the inner air path of the air outlet switch valve, a curved pipe is arranged on the outer side of the air inlet switch valve and is communicated with the internal air path of the cylinder body, and a curved pipe is arranged on the outer side of the air outlet switch valve and is communicated with the internal air path of the cylinder body.

Description

Technical Field

[0001] The present invention relates to the field of valve body detection devices, and in particular to a breathing valve detection device and system. Background Art

[0002] The breathing valve is a common device for controlling fluids and is often used in industrial production. In the process of producing breathing valves, in order to improve the product quality, the breathing valve needs to be tested. However, the current devices for testing breathing valves are often single-channel tests, and positive and negative pressure tests cannot be performed, let alone effective statistical methods after the test.

[0003] In view of this, we tried to improve the existing breathing valve detection device to improve the detection level while saving costs and facilitating operation. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings in the prior art and to propose a breathing valve detection device and system.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A breathing valve detection device comprises a chassis, a semi-cylindrical cylinder with a horizontal top surface is arranged in the chassis, a four-way pipe is fixed on the top surface of the cylinder, the four-way pipe is communicated with the gas path in the cylinder and is connected with three test branches, the first test branch located on the left side comprises a first switch valve and a second switch valve and a first flow meter arranged between the first switch valve and the second switch valve, the second test branch located in the middle comprises a third switch valve and a fourth switch valve and a second flow meter arranged between the third switch valve and the fourth switch valve, the third test branch located on the right side comprises a fifth switch valve and a sixth switch valve and a third flow meter arranged between the fifth switch valve and the sixth switch valve, the first test branch and the second test branch merge into a first tee, the first tee and the third connecting branch merge into the second tee, a side plate is fixed on the right side of the cylinder, a curved connecting pipe is arranged on the right side of the side plate and is connected to the right side gas path of the second tee The top gas path of the curved connecting pipe is connected with the third three-way connection, and a left detection branch and a right detection branch are respectively arranged on both sides of the third three-way connection, a first gas path switch and a first ventilation seat are arranged on the left detection branch, and the gas path between the third three-way connection, the first gas path switch and the first ventilation seat is connected, and the right detection branch is arranged with a second gas path switch and a second ventilation seat, and the gas path between the third three-way connection, the second gas path switch and the second ventilation seat is connected. A barometer is also arranged on the top surface of the cylinder body, the barometer is connected to the inside of the cylinder body and measures the air pressure in the cylinder body, an air pressure generator is fixedly arranged on the right side of the side plate, and an air inlet switch valve and an air outlet switch valve are also fixedly arranged on the top surface of the cylinder body, the positive pressure port of the air pressure generator is connected to the inner gas path of the air inlet switch valve, the negative pressure port of the air pressure generator is connected to the inner gas path of the air outlet switch valve, a curved pipe is arranged on the outer side of the air inlet switch valve to communicate with the internal gas path of the cylinder body, and a curved pipe is arranged on the outer side of the air outlet switch valve to communicate with the internal gas path of the cylinder body.

[0007] It should be noted that: the first ventilation seat and the second ventilation seat are provided with quick connectors, which are used to connect to the breathing valve and are relatively common and will not be repeated here; the first flow meter, the second flow meter and the third flow meter respectively represent three specifications of flow meters with different test ranges.

[0008] As a further description of the above technical solution:

[0009] The bottom of the chassis is provided with pulleys, so that the chassis can be used as a mobile chassis.

[0010] As a further description of the above technical solution:

[0011] The chassis is equipped with a dust cover to prevent dust from entering the chassis surface and protect the top surface clean.

[0012] As a further description of the above technical solution:

[0013] The top surface of the cylinder body is also provided with a pressure relief switch valve for quickly releasing the air pressure in the cylinder body.

[0014] A system of a breathing valve detection device is provided with a statistical module and a corresponding logic circuit. A first flow meter, a second flow meter and a third flow meter form corresponding detection data, and these detection data will be counted to form a summary.

[0015] As a further description of the above technical solution:

[0016] A printing module is also provided for printing out each detection structure, which can be directly attached to the detected breathing valve using adhesive paper.

[0017] The present invention has the following beneficial effects:

[0018] The invention proposes a breathing valve detection device, which has the function of detecting both positive and negative pressures and can use one machine to detect breathing valves in three different detection ranges. The device is easy to use and can improve the detection level of industrial production. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the external structure of a breathing valve detection device proposed by the present invention;

[0020] Figure 2 A schematic diagram of the internal structure of a breathing valve detection device proposed by the present invention;

[0021] Figure 3 A schematic diagram of the top surface structure of a cylinder of a breathing valve detection device proposed by the present invention;

[0022] Figure 4 This is a schematic diagram of the outer side elevation structure of a cylinder body of a breathing valve detection device proposed by the present invention. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Reference Figure 1-4 A breathing valve detection device comprises a chassis 1, a semi-cylindrical cylinder 2 with a horizontal top surface is arranged in the chassis 1, a four-way pipe 51 is fixed to the top surface of the cylinder 2, the four-way pipe 51 is communicated with the gas path in the cylinder 2 and is connected with three test branches, the first test branch located on the left side comprises a first switch valve 21 and a second switch valve 22 and a first flowmeter 31 arranged between the first switch valve 21 and the second switch valve 22, the second test branch located in the middle comprises a third switch valve 23 and a fourth switch valve 24 and a second flowmeter 32 arranged between the third switch valve 23 and the fourth switch valve 24, the third test branch located on the right side comprises a fifth switch valve 25 and a sixth switch valve 26 and a third flowmeter 33 arranged between the fifth switch valve 25 and the sixth switch valve 26, the first test branch and the second test branch merge into a first three-way pipe 52, the first three-way pipe 52 and the first three-way pipe 52 are connected to the third three-way pipe 53, and the third three-way pipe 53 is connected to the third three-way pipe 53. The three connecting branches converge at the second three-way valve 53, a side plate 4 is fixed on the right side of the cylinder body 2, a curved connecting pipe 54 is arranged on the right side of the side plate 4 to be connected to the right side gas path of the second three-way valve 53, the curved connecting pipe 54 is connected to the top gas path of the third three-way valve 53, a left detection branch and a right detection branch are arranged on both sides of the third three-way valve 61, a first gas path switch 62 and a first ventilation seat 63 are arranged on the left detection branch, the third three-way valve 61, the first gas path switch 62 and the first ventilation seat 63 are gas-connected, the right detection branch is arranged with a second gas path switch 64 and a second ventilation seat 65, the third three-way valve 61, the second gas path switch 64 and the second ventilation seat 65 are gas-connected, a barometer 29 is also arranged on the top surface of the cylinder body 2, the barometer 29 is connected to the inside of the cylinder body and measures the air pressure in the cylinder body 2, an air pressure generator 7 is fixedly arranged on the right side of the side plate 4, and an air intake switch valve is also fixedly arranged on the top surface of the cylinder body 2

[0026] 27 and the air outlet switch valve 28, the positive pressure port of the air pressure generator 7 is connected to the inner air path of the air inlet switch valve 27, the negative pressure port of the air pressure generator 7 is connected to the inner air path of the air outlet switch valve 28, a bend pipe is arranged on the outer side of the air inlet switch valve 27 to communicate with the internal air path of the cylinder body 2, and a bend pipe is arranged on the outer side of the air outlet switch valve 28 to communicate with the internal air path of the cylinder body.

[0027] It should be noted that quick connectors are provided on the first ventilation seat 63 and the second ventilation seat 65. The quick connectors are used to connect to the breathing valves and are relatively common and will not be described in detail. The first flow meter 31, the second flow meter 32 and the third flow meter 33 respectively represent three specifications of flow meters with different test ranges.

[0028] As a further description of the above technical solution:

[0029] The bottom of the chassis 1 is provided with pulleys, so that the chassis 1 can be used as a mobile type.

[0030] As a further description of the above technical solution:

[0031] The chassis 1 is equipped with a dust cover 11, which can prevent dust from entering the surface of the chassis 1 and protect the cleanliness of the top surface.

[0032] As a further description of the above technical solution:

[0033] A pressure relief switch valve 42 is also provided on the top surface of the cylinder body 2 for quickly releasing the air pressure in the cylinder body 2 .

[0034] A system of a breathing valve detection device is provided with a statistical module and a corresponding logic circuit. The first flow meter 31, the second flow meter 32 and the third flow meter 33 form corresponding detection data, and these detection data will be counted to form a summary.

[0035] As a further description of the above technical solution:

[0036] A printing module is also provided for printing out each detection structure, which can be directly attached to the detected breathing valve using adhesive paper.

[0037] Operation method: install the workpiece on the detection station, close the first gas circuit switch 62, the second gas circuit switch 64, the first switch valve 21, the second switch valve 22, the third switch valve 23, the fourth switch valve 24, the fifth switch valve 25, the sixth switch valve 26 and the pressure release switch valve 42, open the air inlet switch valve 27, close the air outlet switch valve 28, inject air pressure into the cylinder through the air pressure generator 7, the barometer 29 reaches the required air pressure for the test, open the switch valve corresponding to the test branch to be tested, if the first flow meter 31 is used for testing, open the first switch valve 21 and the second switch valve 22, then open the first gas circuit switch 62, the first flow meter 31 measures the detection data, records the data, then close the first gas circuit switch 62, open the second gas circuit switch 64, the first flow meter 31 measures the detection data again, records the data;

[0038] When it is necessary to test the negative pressure, install the workpiece on the detection station, close the first air circuit switch 62, the second air circuit switch 64, the first switch valve 21, the second switch valve 22, the third switch valve 23, the fourth switch valve 24, the fifth switch valve 25, the sixth switch valve 26 and the pressure release switch valve 42, open the air outlet switch valve 28, close the air inlet switch valve 27, and apply air pressure to the cylinder body through the air pressure generator 7. The barometer 29 reaches the required air pressure for the test, and the switch valve corresponding to the test branch to be tested is opened. If the first flow meter 31 is used for testing, the first switch valve 21 and the second switch valve 22 are opened, and then the first air circuit switch 62 is opened, the first flow meter 31 measures the detection data and records the data, and then the first air circuit switch 62 is closed, and the second air circuit switch 64 is opened, and the first flow meter 31 measures the detection data again and records the data.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A breathing valve detection device, characterized in that: The invention comprises a chassis, in which a semi-cylindrical cylinder with a horizontal top surface is arranged, a four-way pipe is fixed on the top surface of the cylinder body, the four-way pipe is communicated with the gas path in the cylinder body and is connected with three test branches, the first test branch on the left side comprises a first switch valve and a second switch valve and a first flow meter arranged between the first switch valve and the second switch valve, the second test branch in the middle comprises a third switch valve and a fourth switch valve and a second flow meter arranged between the third switch valve and the fourth switch valve, the third test branch on the right side comprises a fifth switch valve and a sixth switch valve and a third flow meter arranged between the fifth switch valve and the sixth switch valve, the first test branch and the second test branch merge into a first tee, the first tee and the third connecting branch merge into a second tee, a side plate is fixed on the right side of the cylinder body, a curved connecting pipe is arranged on the right side of the side plate and is connected to the right side gas path of the second tee, the curved connecting pipe The top gas path of the pipe and the third three-way is connected, and a left detection branch and a right detection branch are respectively arranged on both sides of the third three-way, the left detection branch is arranged with a first gas path switch and a first ventilation seat, the gas path between the third three-way, the first gas path switch and the first ventilation seat is connected, the right detection branch is arranged with a second gas path switch and a second ventilation seat, and the gas path between the third three-way, the second gas path switch and the second ventilation seat is connected. A barometer is also arranged on the top surface of the cylinder body, the barometer is connected to the inside of the cylinder body and measures the air pressure in the cylinder body, an air pressure generator is fixedly arranged on the right side of the side plate, an air inlet switch valve and an air outlet switch valve are also fixedly arranged on the top surface of the cylinder body, the positive pressure port of the air pressure generator is connected to the inner gas path of the air inlet switch valve, the negative pressure port of the air pressure generator is connected to the inner gas path of the air outlet switch valve, a bend is arranged on the outer side of the air inlet switch valve to communicate with the internal gas path of the cylinder body, and a bend is arranged on the outer side of the air outlet switch valve to communicate with the internal gas path of the cylinder body; The bottom of the chassis has pulleys, which can be used as a mobile chassis; The chassis is equipped with a dust cover to prevent dust from entering the chassis surface and protect the top surface clean.

2. A breathing valve detection device according to claim 1, characterized in that: The top surface of the cylinder body is also provided with a pressure relief switch valve for quickly releasing the air pressure in the cylinder body.

3. A system applied to the breathing valve detection device according to claim 1, characterized in that: A statistical module and a corresponding logic circuit are provided, and the first flow meter, the second flow meter and the third flow meter form corresponding detection data, and these detection data will be counted to form a summary.

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