CN218727103U

CN218727103U - Portable hydrogen detector

Info

Publication number: CN218727103U
Application number: CN202222834487.6U
Authority: CN
Inventors: 王磊; 李罗申辉
Original assignee: Shanghai Hepe Electronic Technology Co ltd
Current assignee: Shanghai Hepe Electronic Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-03-24
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to a gaseous technical field that detects specifically discloses a portable hydrogen detector, which comprises a housin, be provided with the pump that admits air in the casing, hydrogen sensor and controller, the intake pipe is connected to the one end of the pump that admits air, hydrogen sensor is connected to its other end, set up solenoid valve and filter in the intake pipe, the one end of intake pipe is worn out the casing setting in the casing outside sealedly, the casing is sealed to be set up the outlet duct, set up the check valve on the outlet duct, hydrogen sensor electric connection controller, controller electric connection solenoid valve, pump and display admit air, the display is installed on the casing lateral wall embeddedly, casing outside upper end sets up the folder. The utility model has the advantages that the whole structure is compact, core component integration such as pump, hydrogen sensor, controller and display will admit air is on a casing to be provided with the folder on the casing, so that the usable folder of staff conveniently carries out the centre gripping with the pocket on the whole hydrogen detector cooperation work clothes and fixes, convenient to carry.

Description

Portable hydrogen detector

Technical Field

The utility model relates to a gaseous detection technology field, in particular to portable hydrogen detector.

Background

A portable hydrogen detector is an instrument capable of continuously detecting the concentration of hydrogen in an operating environment. The hydrogen detector is used for detecting the gas concentration in a built-in pump suction type mode, and an electrochemical sensor is adopted, so that the hydrogen detector has excellent sensitivity and repeatability; the hydrogen detector adopts an embedded micro-control technology, the menu is simple to operate, the functions are complete, the reliability is high, and the performance of the whole hydrogen detector is at the leading level in China. The shell of the detector is refined by high-strength engineering materials and composite elastic rubber materials, and has high strength and good hand feeling.

The prior art is certainly to be further improved on the basis that the current portable hydrogen detectors are usually handheld and are inconvenient to carry by a worker by hand or by means of a kit.

SUMMERY OF THE UTILITY MODEL

The utility model provides a portable hydrogen detector, promoting the portability of hydrogen detector.

In order to solve the problem, the utility model provides a portable hydrogen detector, the technical scheme of its adoption as follows:

the utility model provides a portable hydrogen detector, includes the casing, be provided with air intake pump, hydrogen sensor and controller in the casing, the intake pipe is connected to the one end of air intake pump, and its other end is connected the hydrogen sensor, set up solenoid valve and filter in the intake pipe, wear out hermetically the one end of intake pipe the casing sets up the casing outside, the casing is sealed to be set up the outlet duct, set up the check valve on the outlet duct, hydrogen sensor electric connection the controller, controller electric connection solenoid valve, air intake pump and display, the display is installed with embedding on the casing lateral wall, casing outside upper end sets up the folder.

As a preferable technical scheme, one end of the shell is provided with an opening, and a shell cover detachably connected with the shell is arranged corresponding to the opening in a matching manner.

Preferably, the air outlet pipe is hermetically arranged on the shell cover.

As a preferable technical solution, the clip is disposed at an outer side of the case cover.

Preferably, the filter is a vacuum filter.

Preferably, the display is a touch input display.

The utility model has the advantages that: according to the utility model discloses a portable hydrogen detector samples gas through the pump that admits air, enters into inside the casing, utilizes the hydrogen sensor to carry out the detection of hydrogen concentration to the gas of sampling, and overall structure is compact, and the pump that admits air, hydrogen sensor, core part integration such as controller and display are on a casing to be provided with the folder on the casing, so that the usable folder of staff conveniently carries out the centre gripping with the pocket on the whole hydrogen detector cooperation work clothes and fixes, convenient to carry.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 shows a cross-sectional view of a portable hydrogen detector according to an embodiment of the present invention.

Fig. 2 shows a front view of a portable hydrogen detector according to an embodiment of the present invention.

Fig. 3 shows a control schematic block diagram of a portable hydrogen detector according to an embodiment of the present invention.

In the figure, 1 is a shell, 2 is an air inlet pump, 3 is a hydrogen sensor, 4 is a controller, 5 is an air inlet pipe, 6 is a clamping piece, 7 is an electromagnetic valve, 8 is a filter, 9 is an air outlet pipe, 10 is a one-way valve, 11 is a display, and 12 is a shell cover.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples.

The embodiment of the utility model provides a portable hydrogen detector, as shown in fig. 1-3, this portable hydrogen detector includes casing 1, be provided with air intake pump 2, hydrogen sensor 3 and controller 4 in the casing 1, air intake pipe 5 is connected to air intake pump 2's one end, and its other end is connected hydrogen sensor 3, set up solenoid valve 7 and filter 8 in the air intake pipe 5, wear out sealed the one end of air intake pipe 5 and wear out sealed casing 1 sets up the casing 1 outside, the sealed outlet duct 9 that sets up in casing 1, set up check valve 10 on the outlet duct 9, 3 electric connection of

hydrogen sensor controller

4, 4 electric connection of controller solenoid valve 7, air intake pump 2 and display 11, display 11 installs with embedding on the 1 lateral wall of casing, casing 1 outside upper end sets up folder 6.

The utility model discloses when concrete implementation, folder 6 is the design of a similar pen clip, sets up in the outside of casing 1, and the usable folder 6 of staff is fixed the pocket that cooperates the work clothes top with whole portable hydrogen detector correspondingly, need not to carry with the hand or carry with the help of the saddlebag, has good portability, liberates staff's both hands to a certain extent, improves work efficiency. The housing 1 serves to provide a relatively safe and closed environment for hydrogen gas detection and to protect corresponding parts. The staff accessible controller 4 control is opened solenoid valve 7 and is admitted air pump 2, close solenoid valve 7 and admit air pump 2 by controller 4 control after a certain time, in with gaseous 5 collections entering casing 1 through the intake pipe, utilize hydrogen sensor 3 to detect the hydrogen concentration in corresponding the sampling gas, and transmit to controller 4 after converting hydrogen concentration into the signal of telecommunication, controller 4 shows in feeding this hydrogen concentration signal to display 11, the gaseous 9 discharge of outlet duct of passing through after the detection is accomplished, the check valve 10 that sets up in the outlet duct 9 is arranged in avoiding the gaseous 9 entering casing 1 that passes through outlet duct 9 in the environment, consequently, check valve 10 control outlet duct 9 is the relative casing 1 of only going out not into.

It should be noted that the way that the operator controls the opening of the electromagnetic valve 7 and the intake pump 2 through the controller 4 may be to provide a control button on the outer side of the casing 1 or to provide the display 11 as a touch input display to realize the input of the control signal.

In a specific embodiment, as shown in fig. 1, an opening is formed at one end of the housing 1, and a housing cover 12 detachably connected to the housing 1 is disposed correspondingly to the opening.

The cover 12 is detachably connected to the housing 1, including but not limited to, by a screw connection, so that when the components in the housing 1 work abnormally or need to be repaired daily, the components inside can be checked by opening the cover 12.

In a specific embodiment, as shown in fig. 2, the outlet tube 9 is sealingly arranged on the cover 12.

In a particular embodiment, as shown in fig. 2, the clip member 6 is disposed on the outside of the cover 12.

In a particular embodiment, the filter 8 is a vacuum filter for filtering off contaminants (mainly dust) in the gas. It will be appreciated that the filter 8 may also be other filters, such as a water mist filter, a water oil filter, etc., which may be a single filter, or a combination of filters, including for example a water mist filter, a water oil filter, and a vacuum filter.

The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a portable hydrogen detector, its characterized in that, includes the casing, be provided with air intake pump, hydrogen sensor and controller in the casing, the intake pipe is connected to the one end of air intake pump, and its other end is connected the hydrogen sensor, set up solenoid valve and filter in the intake pipe, wear out hermetically the one end of intake pipe the casing sets up the casing outside, the casing is sealed to be set up the outlet duct, set up the check valve on the outlet duct, hydrogen sensor electric connection the controller, controller electric connection solenoid valve, air intake pump and display, the display is installed with embedding on the casing lateral wall, casing outside upper end sets up the folder.

2. The portable hydrogen detector according to claim 1, wherein an opening is formed at one end of the housing, and a cover detachably attached to the housing is provided to be fitted in the opening.

3. The portable hydrogen detector of claim 2, wherein the outlet tube is sealingly disposed on the housing cover.

4. The portable hydrogen detector of claim 2, wherein the clip is disposed on an exterior side of the housing cover.

5. The portable hydrogen detector according to claim 1, wherein the filter is a vacuum filter.

6. The portable hydrogen detector of claim 1, wherein the display is a touch input display.