CN210071261U

CN210071261U - Integrated valve sealing performance detection device for mechanical engineering

Info

Publication number: CN210071261U
Application number: CN201920843818.8U
Authority: CN
Inventors: 姚辉
Original assignee: Huitai (tianjin) Environmental Protection Technology Co Ltd
Current assignee: Huitai (tianjin) Environmental Protection Technology Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-02-14
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses an integrated valve leakproofness detection device for mechanical engineering, including base and sulfur dioxide storage jar, the equal fixed mounting in circumference outer wall four corners of sulfur dioxide storage jar and relative one side of base has the support, one side fixedly connected with air supply pipe and outlet duct respectively that the both sides outer wall of sulfur dioxide storage jar is close to top and bottom, and the one end of air supply pipe and outlet duct has admission valve and discharge valve through threaded connection respectively, detection mechanism is installed to the one end of outlet duct, one side outer wall fixed mounting of sulfur dioxide storage jar has the barometer. The utility model discloses a resistance heating wire that sets up when detecting that the unqualified integrated valve of sealing performance makes pinkish red solution fade, can heat through resistance heating wire, makes the pinkish red solution that fades resume red, and convenient repetition detects, through the barometer that sets up, makes things convenient for the inside atmospheric pressure size of measurement personnel real-time observation sulfur dioxide holding vessel.

Description

Integrated valve sealing performance detection device for mechanical engineering

Technical Field

The utility model relates to an integrated valve detects technical field, especially relates to an integrated valve leakproofness detection device for mechanical engineering.

Background

In actual production and life, the integrated valve is widely applied to civil fields of fixed installation, cutting, chemical engineering, medicine, sanitation and the like which need gas conveying, and is particularly applied to the aspects of gas charging and gas discharging of a gas cylinder. Integrated valves often require testing for their sealing performance during production.

The invention discloses a sealing valve tightness detection device by retrieving an invention published with a Chinese patent application number of 201710944752.7, which comprises a base, wherein an upright post is fixedly arranged on the right side of the top end face of the base, an air pump is fixedly arranged at the top of an inner cavity of the upright post through a support, the left end of the air pump is communicated with an air guide pipe, and a cross beam is horizontally arranged on the top end face of the upright post. The plastic ball in the patent is under the effect of gravity and frictional force, and when the valve body slightly leaks gas, its phenomenon of rising is not obvious even can not take place to remove, so has certain limitation when in actual use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the integrated valve leakproofness detection device for mechanical engineering who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an integrated valve leakproofness detection device for mechanical engineering, includes base and sulfur dioxide storage jar, the equal fixed mounting in circumference outer wall four corners of sulfur dioxide storage jar and one side relatively of base has the support, one side fixedly connected with air supply pipe and outlet duct respectively that the both sides outer wall of sulfur dioxide storage jar is close to top and bottom, and the one end of air supply pipe and outlet duct has admission valve and discharge valve through threaded connection respectively, detection mechanism is installed to the one end of outlet duct, one side outer wall fixed mounting of sulfur dioxide storage jar has the barometer.

Further, detection mechanism includes fixed screwed pipe and the pinkish red storage box of fixed mounting in base top outer wall of fixed connection and outlet duct one side, and the pinkish red storage box is the transparent glass material, and the bottom fixed mounting of pinkish red storage box has resistant case, and the inner wall fixed mounting of resistant case has resistance heating wire.

Furthermore, a fixed pipe is inserted into the magenta storage tank, and one end of the fixed pipe, which is far away from the magenta storage tank, is fixedly connected with a hose.

Furthermore, the other end of the hose is fixedly connected with a movable threaded pipe, and one side of the movable threaded pipe, which is opposite to the fixed threaded pipe, is connected with the same integrated valve main body through threads.

Furthermore, the sulfur dioxide is installed on the top of outlet duct and is collected the mechanism, and the sulfur dioxide is collected the mechanism and is included sealed lid and sulfur dioxide recovery tube through threaded connection and outlet duct one end.

Furthermore, the inner wall of one end of the air outlet pipe is fixedly provided with a bucket-shaped ring, and the inner wall of one side of the sealing cover is bonded with a sealing gasket matched with the bucket-shaped ring.

Furthermore, the sulfur dioxide recovery pipe is connected with an external collection system.

Compared with the prior art, the utility model provides an integrated valve leakproofness detection device for mechanical engineering possesses following beneficial effect:

1. this integrated valve leakproofness detection device for mechanical engineering, through the barometer that sets up, make things convenient for measurement personnel to observe the inside atmospheric pressure size of sulfur dioxide storage jar in real time, prevent that sulfur dioxide storage jar internal pressure undersize from causing the influence to the testing effect.

2. This integrated valve leakproofness detection device for mechanical engineering, through the resistance heating wire that sets up, when detecting that the integrated valve that sealing performance is unqualified makes fuchsin solution fade, can heat through resistance heating wire, make the fuchsin solution that fades restore red, convenient repetition detects.

3. This integrated valve leakproofness detection device for mechanical engineering can play good sealed effect through the sealed fill ring of filling up that sets up, when changing the integrated valve, can close discharge valve earlier to open sealed lid, carry out recovery processing with the sulfur dioxide in outlet duct and the fixed screwed pipe through the sulfur dioxide recovery tube, prevent that sulfur dioxide from causing the pollution to the environment.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model is simple in operation, it is more obvious to detect the phenomenon.

Drawings

Fig. 1 is a schematic view of an overall structure of an integrated valve tightness detection device for mechanical engineering according to the present invention;

fig. 2 is an enlarged schematic structural diagram of a position a in fig. 1 of the sealing performance detection device of the integration valve for mechanical engineering according to the present invention;

fig. 3 is the utility model provides a mechanical engineering uses integrated valve leakproofness detection device's heating mechanism spatial structure sketch map.

In the figure: 1-base, 2-exhaust valve, 3-support, 4-outlet pipe, 5-sulfur dioxide storage tank, 6-barometer, 7-air supply pipe, 8-air inlet valve, 9-sulfur dioxide recovery pipe, 10-hose, 11-fixed pipe, 12-fuchsin storage tank, 13-resistance heating wire, 14-heat-resistant tank, 15-movable screwed pipe, 16-fixed screwed pipe, 17-bucket ring, 18-sealing cover and 19-sealing gasket.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1 and 3, an integrated valve leakproofness detection device for mechanical engineering, including base 1 and sulfur dioxide storage jar 5, the equal welding of support 3 in the circumference outer wall four corners of sulfur dioxide storage jar 5 and the relative one side of base 1, one side fixedly connected with air supply pipe 7 and outlet duct 4 respectively near top and bottom of sulfur dioxide storage jar 5's both sides outer wall, and there are admission valve 8 and discharge valve 2 air supply pipe 7 and outlet duct 4's one end respectively through threaded connection, detection mechanism is installed to the one end of outlet duct 4, one side outer wall fixed mounting of sulfur dioxide storage jar 5 has barometer 6.

The utility model discloses in, detection mechanism includes fixed connection and the fixed screwed pipe 16 of 4 one sides of outlet duct and is fixed in the pinkish red storage box 12 of 1 top outer wall of base through the bolt fastening, and pinkish red storage box 12 is the transparent glass material, and the bolt fastening is passed through to pinkish red storage box 12's bottom has heat-resisting case 14, and heat-resisting case 14's inner wall welding has resistance heating wire 13.

Wherein, the fixed pipe 11 is inserted into the magenta storage tank 12, and the hose 10 is fixedly connected to one end of the fixed pipe 11 far away from the magenta storage tank 12.

Wherein, the other end of the hose 10 is fixedly connected with a movable threaded pipe 15, and the opposite side of the movable threaded pipe 15 and the fixed threaded pipe 16 is connected with the same integrated valve main body through threads.

Example 2

Referring to fig. 1-2, a mechanical engineering is with integrated valve leakproofness detection device, this embodiment still includes that the top of outlet duct 4 is installed sulfur dioxide and is collected the mechanism in embodiment 1 relatively, and sulfur dioxide collects the mechanism and include through threaded connection and the sealed lid 18 and the sulfur dioxide recovery tube 9 of outlet duct 4 one end.

Wherein, the inner wall of one end of outlet duct 4 welds hopper-shaped ring 17, and the sealed inboard wall of one side of lid 18 bonds and has the sealed pad 19 with hopper-shaped ring 17 looks adaptation.

Wherein, the sulfur dioxide recovery pipe 9 is connected with an external collection system.

The working principle is as follows: when the detection is carried out, a detector observes the air pressure inside the sulfur dioxide storage tank 5 in real time according to the air pressure meter 6 to prevent the internal pressure from being too small, and the detection effect is influenced, when the air pressure inside the sulfur dioxide storage tank 5 is in a normal range, the integration valve to be detected is fixedly connected with the fixed threaded pipe 16 and the movable threaded pipe 15, the exhaust valve 2 is opened to release sulfur dioxide gas, whether magenta solution inside the magenta storage tank 12 fades or not is observed within a specified time, if the magenta solution fades, the sealing performance of the integration valve is proved to be unqualified, otherwise, the integration valve is a qualified product, after the operation is finished, the exhaust valve 2 is closed, the sealing cover 18 is opened, residual sulfur dioxide in the air outlet pipe 4 and the fixed threaded pipe 16 is recycled through the sulfur dioxide recycling pipe 9, the integration valve is replaced, and when the magenta solution fades, the resistance heating wire 13 is required, the faded magenta solution was allowed to return to red, and after the magenta solution was cooled, the next test was performed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an integrated valve leakproofness detection device for mechanical engineering, includes base (1) and sulfur dioxide storage jar (5), a serial communication port, the equal fixed mounting in one side relatively of circumference outer wall four corners and base (1) of sulfur dioxide storage jar (5) has support (3), one side difference fixedly connected with air supply pipe (7) and outlet duct (4) that the both sides outer wall of sulfur dioxide storage jar (5) is close to top and bottom, and the one end of air supply pipe (7) and outlet duct (4) has admission valve (8) and discharge valve (2) through threaded connection respectively, detection mechanism is installed to the one end of outlet duct (4), one side outer wall fixed mounting of sulfur dioxide storage jar (5) has barometer (6).

2. The device for detecting the sealing performance of the integration valve for mechanical engineering according to claim 1, wherein the detection mechanism comprises a fixed threaded pipe (16) fixedly connected with one side of the air outlet pipe (4) and a magenta storage tank (12) fixedly installed on the outer wall of the top of the base (1), the magenta storage tank (12) is made of transparent glass, a heat-resistant tank (14) is fixedly installed at the bottom end of the magenta storage tank (12), and a resistance heating wire (13) is fixedly installed on the inner wall of the heat-resistant tank (14).

3. The integrated valve tightness detection device for mechanical engineering according to claim 2, wherein a fixed pipe (11) is inserted into the magenta storage tank (12), and a hose (10) is fixedly connected to one end of the fixed pipe (11) far away from the magenta storage tank (12).

4. The tightness detection device of the integrated valve for mechanical engineering according to claim 3, wherein the other end of the flexible pipe (10) is fixedly connected with a movable threaded pipe (15), and the opposite side of the movable threaded pipe (15) and the fixed threaded pipe (16) is connected with the same integrated valve main body through threads.

5. The device for detecting the tightness of the integration valve for mechanical engineering as claimed in claim 1, wherein the top end of the outlet pipe (4) is provided with a sulfur dioxide collecting mechanism, and the sulfur dioxide collecting mechanism comprises a sealing cover (18) and a sulfur dioxide recovery pipe (9) which are connected with one end of the outlet pipe (4) through threads.

6. The device for detecting the sealing performance of the integration valve for mechanical engineering according to claim 5, wherein a bucket-shaped ring (17) is fixedly installed on the inner wall of one end of the air outlet pipe (4), and a sealing gasket (19) matched with the bucket-shaped ring (17) is bonded on the inner wall of one side of the sealing cover (18).

7. The integrated valve tightness detection device for mechanical engineering according to claim 6, characterized in that the sulfur dioxide recovery pipe (9) is connected with an external collection system.