CN217637481U - Gas abnormal micro flow detection device - Google Patents

Abstract

The utility model discloses a small flow detection device of gas abnormity relates to gas detection device technical field, including the monitoring pipe, the equal fixedly connected with connecting pipe in both sides that monitoring pipe circumference outer wall central point put, the setting is all done to seal at the both ends of monitoring pipe, the both ends inner wall central point of monitoring pipe puts and rotates through the bearing and is connected with same dwang, fixed mounting has the direction impeller that a plurality of annular array distributes on the circumference of dwang, the one end that the dwang was kept away from to the direction impeller sets up with the circumference inner wall laminating of monitoring pipe mutually, the one end outer wall fixed mounting of monitoring pipe has the monitoring casing, the inner wall center fixed mounting of monitoring casing has the statistics of revolution ware with dwang fixed connection, fixed mounting has control chip, power and warning light in the monitoring casing. The utility model discloses can reveal to the small flow of the abnormity of gas and in time detect the alarm, improve resident's daily life security.

Description

Gas abnormal micro flow detection device

Technical Field

The utility model relates to a gas detection device technical field especially relates to a gas is small flow detection device unusually.

Background

With the popularization and development of gas, underground gas pipe networks are more and more. In order to meet the requirement of gas distribution, most of gas pipelines are provided with components such as a valve, a pressure gauge, a gas pressure regulator, a gas flow meter and the like, wherein the valve is used for opening and closing the upstream and downstream communication of the gas pipeline, the pressure gauge is used for measuring the pressure of the gas pipeline, and the gas pressure regulator is also called a gas pressure regulating valve or a pressure reducing valve and is a device for keeping the specified pressure of outlet gas by automatically changing the gas flow passing through the pressure regulating valve. The gas flowmeter is used for measuring the flow in a gas pipeline, and a plurality of gas appliances are connected to the downstream of the gas pipeline, wherein the gas appliances are generally a gas stove, a water heater, a commercial burner and the like.

In various leakage conditions, the judgment of the leakage of the micro-flow gas is the most difficult, and due to no obvious phenomenon, direct judgment and identification cannot be carried out through sound smell and the like, and explosion risks cannot be caused immediately, so that the condition is often ignored, and great potential safety hazards are left.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gas abnormal small flow detection device. Its advantage lies in can revealing to the unusual tiny flow of gas and in time detect the alarm, improves resident's daily life security.

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

the utility model provides a gas unusual small flow detection device, includes the monitoring pipe, the equal fixedly connected with connecting pipe in both sides that monitoring pipe circumference outer wall central point put, the both ends of monitoring pipe are all done and are sealed the setting, the both ends inner wall central point of monitoring pipe puts and rotates through the bearing and is connected with same dwang, fixed mounting has the direction impeller that a plurality of ring array distributes on the circumference of dwang, the one end that the dwang was kept away from to the direction impeller sets up with the circumference inner wall laminating of monitoring pipe mutually, the one end outer wall fixed mounting of monitoring pipe has the monitoring casing, the inner wall center fixed mounting of monitoring casing has the revolution counter with dwang fixed connection, fixed mounting has control chip, power and warning light in the monitoring casing.

The utility model discloses further set up to, the equal fixed mounting in inside both sides of monitoring casing has the warning ware.

The utility model discloses further set up to, the diffusion groove has all been seted up to the both sides of monitoring casing, diffusion inslot fixed mounting has the diffusion board that a plurality of equidistance distributes.

The utility model discloses further set up to, the direction impeller constitutes for the plastic material.

The utility model discloses further set up to, be provided with stop gear in the revolution counter.

The utility model discloses further set up to, the observation window that the glass material constitutes is seted up at the circumference top of surveillance pipe.

The utility model discloses further set up to, the one end that the dwang was kept away from to the direction impeller is provided with flexible glue mechanism.

The utility model discloses further set up as, flexible glue mechanism comprises the flexible glue strip that a plurality of equidistance distributes.

The utility model has the advantages that:

this unusual small flow detection device of gas, when using, the connecting pipe with monitoring pipe circumference both sides establishes ties with the breather pipe of gas, the gas can be intraductal through the monitoring when ventilating this moment, the thrust through gas makes the direction impeller rotate, can pass through the monitoring pipe with the gas, setting by revolution counter this moment, the rotation number of times of direction impeller in the fixable time is makeed statistics of and is transmitted to control chip, carry out big data analysis to it by control chip, judge whether there is the unusual small flow leakage phenomenon of gas, and with result signal transmission to warning light on, supply the user to discern, can reveal to the unusual small flow of gas and in time detect the alarm, improve resident's daily life security.

1. This unusual small flow detection device of gas, the setting of warning ware can send the warning sound when the discovery appears the small leakage of gas, avoids careless user to look over the warning light of device not often and leads to the gas too much to leak and cause the potential safety hazard, and then improves the warning intensity that the device revealed to the unusual small flow of gas.

2. This unusual small flow detection device of gas is injectd through the material of direction impeller, can avoid the gas when using in a large number, and the direction impeller rotates too fast, leads to inside friction to go out the fire, and then improves the security performance of device.

Drawings

Fig. 1 is a schematic perspective view of a gas abnormal micro flow detection device according to the present invention;

fig. 2 is a schematic view of a disassembled structure of the abnormal gas micro-flow detecting device provided by the present invention;

fig. 3 is a schematic perspective view of a guide vane wheel in the abnormal gas micro-flow detection device of the present invention;

fig. 4 is the cross-sectional structure schematic diagram of the monitoring shell in the abnormal gas micro-flow detection device provided by the utility model.

In the figure: 1. monitoring the pipe; 2. a connecting pipe; 3. monitoring the housing; 4. rotating the rod; 5. a guide impeller; 6. a revolution counter; 7. a control chip; 8. a power source; 9. a warning light; 10. a siren is sounded; 11. a sound-expanding plate; 12. an observation window; 13. a soft rubber mechanism; 14. a soft adhesive tape.

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 reference numerals refer to the same or similar elements or elements having the same or similar functions 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.

Referring to fig. 1-4, a gas abnormal micro flow detection device, including monitoring pipe 1, the equal fixedly connected with connecting pipe 2 in both sides that monitoring pipe 1 circumference outer wall central point put, monitoring pipe 1's both ends are all closed and set up, monitoring pipe 1's both ends inner wall central point puts and is connected with same dwang 4 through the bearing rotation, fixedly mounted has the direction impeller 5 that a plurality of annular array distributes on dwang 4's the circumference, the one end that dwang 4 was kept away from to direction impeller 5 is laminated with monitoring pipe 1's circumference inner wall mutually and is set up, monitoring pipe 1's one end outer wall fixed mounting has monitoring casing 3, monitoring casing 3's inner wall center fixed mounting has revolution counter 6 with dwang 4 fixed connection, fixed mounting has control chip 7 in the monitoring casing 3, power 8 and warning light 9.

The gas leakage warning device comprises a monitoring shell 3, wherein a warning device 10 is fixedly mounted on two sides of the monitoring shell, and the warning device 10 can give out warning sounds when gas leakage is found out, so that a careless user cannot check the warning lamp 9 of the gas leakage warning device frequently, the gas leakage is caused to the potential safety hazard, and the warning strength of the gas leakage warning device for abnormal small flow is improved.

The two sides of the monitoring shell 3 are provided with sound amplifying grooves, a plurality of sound amplifying plates 11 which are distributed equidistantly are fixedly mounted in the sound amplifying grooves, and the sound amplifying plates 11 are arranged, so that the warning volume sent by the warning device 10 can be increased, and the warning strength of the device is improved.

The guide impeller 5 is formed by plastic materials, the guide impeller 5 is limited by the materials, and the phenomenon that the guide impeller 5 rotates too fast to cause internal friction to generate fire when a large amount of fuel gas is used can be avoided, so that the safety performance of the device is improved.

Be provided with stop gear in the statistics of number of revolutions ware 6, stop gear's setting can be in the monitoring condition that appears the small leakage of gas and carry out the locking operation to guide impeller 5 at home, and then carries out the secondary to the gas and close, improves user's security.

The observation window 12 that the glass material constitutes is seted up at the circumference top of monitoring pipe 1, and whether damaged appears in direction impeller 5 can in time be looked over in the setting of observation window 12, avoids the detection structure of device to prepare, improves the stability ability of device.

One end that dwang 4 was kept away from to direction impeller 5 is provided with flexible glue mechanism 13, and the setting of flexible glue mechanism 13 can be so that direction impeller 5 is bigger with the circumference inner wall laminating degree of monitoring pipe 1, and then avoids small gas to see through from its gap, improves the device to the small leakage monitoring's of gas accuracy.

The soft glue mechanism 13 is composed of a plurality of soft glue strips 14 distributed at equal intervals, the soft glue strips 14 are arranged in a segmented mode, the overall toughness and the friction coefficient of the soft glue mechanism 13 can be reduced, the rotating resistance of the guide impeller 5 is reduced, and the running stability of the device is improved.

The working principle is as follows: when using, the connecting pipe 2 with the breather pipe of 1 circumference both sides of monitoring pipe establishes ties with the breather pipe of gas, the gas can be through in monitoring pipe 1 when ventilating this moment, driving force through gas makes direction impeller 5 rotate, the square can be with the gas through monitoring pipe 1, by the setting of revolution counter 6 this moment, the rotation number of times of direction impeller 5 in the fixable time is makeed statistics of and is transmitted to control chip 7 in, carry out big data analysis to it by control chip 7, judge whether there is the unusual small flow leakage phenomenon of gas, and with result signal transmission to warning light 9 on, supply the user to discern, can reveal to the unusual small flow of gas and in time detect the alarm, improve resident's daily life security.

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 (8)

1. The utility model provides a gas unusual small flow detection device, includes monitoring pipe (1), its characterized in that, monitoring pipe (1) circumference outer wall central point puts equal fixedly connected with connecting pipe (2) in both sides, the both ends of monitoring pipe (1) are all done and are sealed the setting, the both ends inner wall central point of monitoring pipe (1) puts and rotates through the bearing and is connected with same dwang (4), fixed mounting has guide impeller (5) that a plurality of annular array distributes on the circumference of dwang (4), the one end that dwang (4) were kept away from in guide impeller (5) is laminated the setting with the circumference inner wall of monitoring pipe (1) mutually, the one end outer wall fixed mounting of monitoring pipe (1) has monitoring casing (3), the inner wall center fixed mounting of monitoring casing (3) has revolution counter (6) with dwang (4) fixed connection, fixed mounting has control chip (7), power (8) and warning light (9) in monitoring casing (3).

2. The abnormal gas micro-flow detection device as claimed in claim 1, wherein the alarm device (10) is fixedly mounted on both sides of the inside of the monitoring shell (3).

3. The gas abnormal micro-flow detection device as claimed in claim 2, wherein sound amplifying grooves are formed in both sides of the monitoring shell (3), and a plurality of sound amplifying plates (11) distributed at equal intervals are fixedly mounted in the sound amplifying grooves.

4. The abnormal gas micro-flow detection device as claimed in claim 1, wherein the guide impeller (5) is made of plastic.

5. The abnormal and small gas flow rate detector according to claim 1, wherein a stop mechanism is provided in said revolution counter (6).

6. The abnormal gas micro-flow detection device as claimed in claim 1, wherein the monitoring tube (1) is provided with an observation window (12) formed by glass at the top of the circumference.

7. The device for detecting the abnormal micro flow of the fuel gas as claimed in claim 1, wherein a soft rubber mechanism (13) is arranged at one end of the guide impeller (5) far away from the rotating rod (4).

8. The device for detecting the abnormal micro flow of the fuel gas as claimed in claim 7, wherein the soft rubber mechanism (13) is composed of a plurality of soft rubber strips (14) which are distributed at equal intervals.

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