CN217880526U

CN217880526U - Gas low-pressure alarm device for laboratory gas cabinet

Info

Publication number: CN217880526U
Application number: CN202222213337.3U
Authority: CN
Inventors: 杨光; 魏富帅; 崔汉永
Original assignee: Qingdao Boshitai Technology Co ltd
Current assignee: Qingdao Boshitai Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-11-22
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a gas low pressure alarm device for laboratory gas holder, the intelligent cabinet temperature adjusting device comprises a cabinet body, internal wall bottom right side fixedly connected with gas pitcher of cabinet, gas pitcher top central point puts the department and runs through and the fixedly connected with connector, connector right side central point puts the department and runs through and fixedly connected with input trachea, the connecting piece top runs through and is provided with second output pipeline, cabinet body top bee calling organ corresponds position department fixedly connected with siren, cabinet body front end left side is rotated and is connected with the pivot, pivot right side fixedly connected with cabinet door, connecting piece right side central point puts the department and runs through and fixedly connected with gas flowmeter. The utility model discloses in, the gas pressure change in gas pressure sensor measurable quantity connecting pipe and the gas pitcher, the controller then controls siren and buzzer and starts when the gas pressure in connecting pipe and the gas pitcher is less than the threshold value, reminds field maintenance personnel.

Description

Gas low-pressure alarm device for laboratory gas cabinet

Technical Field

The utility model relates to a low pressure warning technical field especially relates to a laboratory is gaseous low pressure alarm device for gas holder.

Background

In the use process of the gas holder, the gas low-pressure alarm device is widely used for detecting and processing gas holder parts for laboratories, and the gas holder is used for storing various industrial gases and is also used for balancing the non-uniformity of gas consumption.

At present, need use low pressure alarm device to carry out the use of gas pressure detection operation gas holder of being convenient for to the gas holder in the gas holder use, the gas holder is when meetting the pipeline and blockking up or leaking, and pipeline and the inside pressure size of gas pitcher can change, if on-the-spot maintainer can not in time discover this kind of change, not only can influence the normal operating of equipment, can produce serious accidents such as explosion even.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gas low-pressure alarm device for a laboratory gas cabinet.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a laboratory is gaseous low pressure alarm device for gas holder, includes the cabinet body, cabinet internal wall bottom right side fixedly connected with gas pitcher, gas pitcher top central point department of putting runs through and the fixedly connected with connector, connector right side central point department of putting runs through and fixedly connected with input trachea, the connector bottom is provided with the solenoid valve, cabinet body top center left side position department fixedly connected with bee calling organ, bee calling organ bottom fixedly connected with controller, controller right side bottom fixedly connected with gas pressure sensor, gas pressure sensor bottom central point department of putting runs through and the fixedly connected with auxiliary pipe, gas pitcher left side bottom upper position department of putting runs through and the fixedly connected with connecting pipe, connecting pipe top central point department of putting runs through and is provided with the barometer, the connecting pipe left side runs through and the fixedly connected with check valve, check valve top central point department of putting runs through and the first output pipeline of fixedly connected with, first output pipeline top fixedly connected with connecting piece, cabinet door connecting piece runs through and is provided with the second output pipeline, cabinet body top bee calling organ corresponds position department fixedly connected with siren, cabinet body front end left side rotates and is connected with the pivot, pivot right side fixedly connected with gas flowmeter.

As a further description of the above technical solution:

the auxiliary pipe is fixedly connected with the gas tank.

As a further description of the above technical solution:

the alarm is electrically connected with the buzzer.

As a further description of the above technical solution:

an observation window is arranged at the top of the front end of the cabinet door.

As a further description of the above technical solution:

a groove is formed in the center of the right side of the front end of the cabinet door.

As a further description of the above technical solution:

the one-way valve is fixedly connected with the cabinet body.

As a further description of the above technical solution:

and the bottom of the first output pipeline is provided with an electromagnetic valve.

The utility model discloses following beneficial effect has:

the utility model discloses in, at first connected gas pressure sensor on the gas pitcher, the barometer has also been connected on the connecting pipe, connecting pipe and gas pitcher when in the gas holder take place to block up, the gas pressure change in gas pressure sensor measurable quantity connecting pipe and the gas pitcher, the controller then controls siren and buzzer start when the gas pressure of connecting pipe and gas pitcher is less than the threshold value, indicate field maintenance personnel, maintain or close the gas holder, reduce the influence to equipment operation, the emergence of accident has been avoided, the observation window has still been set up simultaneously, can directly carry out the record to the gas pressure sensor in the gas holder under the condition of not opening the cabinet door.

Drawings

Fig. 1 is a perspective view of a gas low-pressure alarm device for a laboratory gas cabinet according to the present invention;

fig. 2 is a schematic view of an internal structure of a gas low-pressure alarm device for a laboratory gas cabinet according to the present invention;

fig. 3 is a front view of the gas low-pressure alarm device for the laboratory gas holder provided by the utility model.

Illustration of the drawings:

1. a cabinet body; 2. an alarm; 3. an observation window; 4. a groove; 5. a cabinet door; 6. a rotating shaft; 7. a connecting member; 8. a controller; 9. a secondary pipe; 10. a gas tank; 11. a one-way valve; 12. a buzzer; 13. a first output conduit; 14. a gas flow meter; 15. a connecting pipe; 16. a barometer; 17. an electromagnetic valve; 18. inputting the air pipe; 19. a connector; 20. a gas pressure sensor; 21. a second output conduit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a laboratory is gaseous low pressure alarm device for gas holder, including the

cabinet body

1, 1 inner wall bottom right side fixedly connected with gas pitcher 10 of the cabinet body, gas pitcher 10 top central point department runs through and fixedly connected with connector 19, connector 19 right side central point department runs through and fixedly connected with input trachea 18, connector 19 bottom is provided with

solenoid valve

17, 1 top center left side department fixedly connected with bee calling organ 12 of the cabinet body, bee calling organ 12 bottom fixedly connected with

controller

8, 8 right side bottom fixedly connected with gas pressure sensor 20, gas pressure sensor 20 bottom central point department runs through and fixedly connected with auxiliary pipe 9, gas pitcher 10 left side bottom upper position department runs through and fixedly connected with connecting pipe 15, connecting pipe 15 top central point department runs through and is provided with barometer 16, connecting pipe 15 left side runs through and fixedly connected with check valve 11, check valve 11 top central point department runs through and fixedly connected with first output pipeline 13, first output pipeline 13 top fixedly connected with connecting piece 7, connecting piece 7 top runs through and is provided with second output pipeline 21, cabinet body 1 top bee calling organ 12 corresponds position department fixedly connected with siren 2, cabinet door 6 rotates on the left side, pivot 6 right side fixedly connected with gas pitcher 10 and opens gas pitcher 10 and the condition of gas instillation in the gas flowmeter 15, the gas pitcher 10 in the gas instillation 16, the gas instillation inlet pipe 10 condition of the gas instillation is connected with the gas pitcher 10.

Fixed connection between auxiliary 9 and gas pitcher 10, electric connection between siren 2 and the bee calling organ 12, cabinet door 5 front end top is provided with observation window 3, cabinet door 5 front end right side central point department of putting is provided with recess 4, fixed connection between check valve 11 and the cabinet body 1, first output pipeline 13 bottom is provided with solenoid valve 17, gas flowmeter 14 has still been set up on connecting piece 7 right side simultaneously, be used for observing the gas quantity that the record flows through, and the gas pressure sensor 20 that sets up on auxiliary 9 on gas pitcher 10, can be used to measure the gas pressure in the gas pitcher 10, controller 8 control siren 2 and bee calling organ 12 start when the gas pressure in the gas pitcher 10 is less than the threshold value.

The working principle is as follows: firstly, gas is infused into the gas tank 10 through the input gas pipe 18, after the gas in the gas tank 10 is full, the electromagnetic valve 17 is opened to seal the gas tank 10, meanwhile, the gas in the gas tank 10 passes through the connecting pipe 15, meanwhile, the barometer 16 on the connecting pipe 15 can monitor the gas pressure condition of the gas flowing through the connecting pipe 15, the gas passes through the one-way valve 11 in the first output pipeline 13, the connecting piece 7 is further arranged at the top of the first output pipeline 13 to connect the first output pipeline 13 with the second output pipeline 21, the gas flowmeter 14 is further arranged on the right side of the connecting piece 7 to observe and record the amount of the gas flowing through, the gas pressure sensor 20 arranged on the auxiliary pipe 9 on the gas tank 10 can be used for measuring the gas pressure in the gas tank 10, when the gas pressure in the gas tank 10 is lower than a threshold value, the controller 8 controls the alarm 2 and the buzzer 12 to start to light, the buzzer 12 gives an alarm, and gives a buzzer prompt to workers.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a laboratory is gas low pressure alarm device for gas holder, includes the cabinet body (1), its characterized in that: the gas tank (10) is fixedly connected to the right side of the bottom of the inner wall of the cabinet body (1), the gas tank (10) is fixedly connected to the top center position through and fixedly connected with a connector (19), the connector (19) is fixedly connected to the right side center position through and fixedly connected with an input gas pipe (18), an electromagnetic valve (17) is arranged at the bottom of the connector (19), a buzzer (12) is fixedly connected to the top center position left of the cabinet body (1), a controller (8) is fixedly connected to the bottom of the buzzer (12), a gas pressure sensor (20) is fixedly connected to the right side bottom of the controller (8), a secondary pipe (9) is fixedly connected to the bottom center position bottom of the gas pressure sensor (20), a connecting pipe (15) is fixedly connected to the left side bottom of the gas tank (10), a gas pressure gauge (16) is connected to the top center position through and fixedly connected with the connecting pipe (15), a check valve (11) is fixedly connected to the left side of the connecting pipe (15), a first output pipeline (13) is fixedly connected to the top center position of the check valve (11), a connecting piece (7) is fixedly connected to the top of the first output pipeline (13), a connecting piece (7) is fixedly connected to the top of the cabinet body (2), and a buzzer (12) is arranged corresponding to the alarm pipeline (21), the cabinet body (1) front end left side is rotated and is connected with pivot (6), pivot (6) right side fixedly connected with cabinet door (5), connecting piece (7) right side central point department of putting runs through and fixedly connected with gas flowmeter (14).

2. The gas low-pressure alarm device for the laboratory gas cabinet as claimed in claim 1, wherein: the auxiliary pipe (9) is fixedly connected with the gas tank (10).

3. The gas low-pressure alarm device for the laboratory gas holder as claimed in claim 1, wherein: the alarm (2) is electrically connected with the buzzer (12).

4. The gas low-pressure alarm device for the laboratory gas cabinet as claimed in claim 1, wherein: an observation window (3) is arranged at the top of the front end of the cabinet door (5).

5. The gas low-pressure alarm device for the laboratory gas cabinet as claimed in claim 1, wherein: a groove (4) is formed in the center of the right side of the front end of the cabinet door (5).

6. The gas low-pressure alarm device for the laboratory gas holder as claimed in claim 1, wherein: the one-way valve (11) is fixedly connected with the cabinet body (1).

7. The gas low-pressure alarm device for the laboratory gas cabinet as claimed in claim 1, wherein: and an electromagnetic valve (17) is arranged at the bottom of the first output pipeline (13).