CN214473304U - Device for testing methane content - Google Patents

Abstract

The utility model relates to a check out test set technical field, concretely relates to device is used in methane content test, including box, breather pipe, baffle, methane detector, micro motor, baffle fixed mounting is by middle upper end department inside the box, and fixed mounting has mutual electric connection's battery and treater on the baffle top surface respectively, and the buzzer of installing with treater looks electric connection is run through to the upper end that a box perpendicular lateral wall is close to treater setting department, and the baffle bottom surface is by middle part fixed mounting and has the fixed block, the utility model provides a device is used in methane content test compares in fixed mounting on pipeline or wall, the utility model discloses a methane detection device can supply the maintainer to carry out the portable patrol of length distance and detect, and can make things convenient for the methane detection part of the multiple different models of adaptation to use.

Description

Device for testing methane content

Technical Field

The utility model relates to a check out test set technical field, concretely relates to device is used in methane content test.

Background

The natural gas is colorless and tasteless, and the main component of the natural gas is methane, because the natural gas has a low explosion limit, the natural gas belongs to a class A chemical dangerous article, once the natural gas leaks, the natural gas is mixed with air to form explosive mixed gas, after a fire source occurs, safety accidents such as fire or explosion can be caused, 90% of the natural gas in the world is conveyed through pipelines, therefore, the pipeline leakage becomes the first problem of the natural gas in the conveying process, the detection of the pipeline leakage is particularly important, and corresponding detection equipment is required to ensure the safety of a natural gas pipeline.

Many present methane detection alarm devices are mostly fixed installation setting, can not be used for long distance to remove and detect along the transmission pipe network, and the methane detection appearance simple structure of general hand-held type, in the outdoor service environment of high dust, pile up and influence specific measurement value because of dust particle impurity in the air is held in the sensor detection easily, consequently need urgently to research and develop a device for methane content test and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the not enough of the prior art of mentioning above-mentioned, through inventor's keen study, the utility model provides a device is used in methane content test compares in the methane check out test set of fixed mounting on pipeline or wall, the utility model discloses a methane detection device can supply the maintainer to carry out the portable patrol of length distance and detect.

The utility model discloses a following technical scheme realizes:

a device for testing methane content comprises a box body, vent pipes, a partition plate, a methane detector and a micro motor, wherein the partition plate is fixedly arranged in the box body and is close to the upper end of the box body, a storage battery and a processor which are electrically connected with each other are fixedly arranged on the top surface of the partition plate respectively, a buzzer which is electrically connected with the processor is arranged at the position, close to the upper end of the processor, of a vertical side wall of the box body, a fixed block is fixedly arranged at the bottom surface of the partition plate and is close to the middle of the box body, two groups of L-shaped fixture blocks are symmetrically and fixedly arranged at the position, close to the lower end, of the rear side surface in the box body, the methane detector is clamped and arranged between the fixed block and the two groups of L-shaped fixture blocks, two groups of vent pipes are correspondingly inserted and arranged in through grooves formed at the lower ends of the two vertical side walls of the box body, and the micro motor is arranged in the box body and is at the same horizontal position as the vent pipes, the micro motor is towards fixed mounting has the pivot on the output of the perpendicular lateral wall of box, fixed mounting has the fan blade of breathing in on the other tip of pivot, the outside leading flank of box leans on one side edge fixed mounting to have a control switch, the box front side corresponds methane detector installation department is provided with opens the door through the articulated setting of hinge.

Preferably, for the convenience of a user, the device is taken and placed, a handle is fixedly mounted at the middle end of the top layer outside the box body, and gaskets are symmetrically and fixedly mounted at the edges of four corners of the bottom surface of the box body.

Preferably, in order to realize the control function of the device components, the processor is a QXYP type PLC controller, and the methane detector, the micro motor and the buzzer are electrically connected to the control switch through the processor.

Preferably, in order to facilitate charging of the device, a USB charging port electrically connected to the storage battery is installed on a front side surface of the box corresponding to the installation position of the storage battery.

Preferably, in order to read the readings on the detector conveniently, an observation window is arranged on the door.

Preferably, two sets of breather pipe includes mutual fixed mounting's square frame portion and square pipe portion, square pipe portion pegs graft and sets up the box side corresponds the logical inslot of seting up, and two sets of fixed mounting has the filter screen in the square pipe portion.

Preferably, a motor shell is arranged outside the micro motor, and the rear end of the motor shell is fixedly installed on the side face inside the box body.

The utility model has the advantages that:

1. compare in methane check out test set of fixed mounting on pipeline or wall, the utility model discloses a methane detection device can supply the maintainer to carry and take, carries out the portable patrol of length distance and detects, through being provided with the detachable construction's that has the filter screen breather pipe part, also can avoid dust and particle impurity in the air to be piled up on the sensor end of detector by leading to impurity in the suction box body when the initiative air-intake.

2. This device adopts fixed block, the structure that L type fixture block mutually supported used to come the joint to set up methane detector part, can make things convenient for the methane detection part of the multiple different models of adaptation to use, and the box structure that has the door that just this device designed also conveniently maintains the inspection to methane detector part.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the structure of the snorkel assembly of the present invention;

fig. 4 is a schematic diagram of the circuit arrangement of the present invention.

In the figure: 1-box body, 2-vent pipe, 201-square frame part, 202-square pipe part, 203-filter screen, 3-clapboard, 4-methane detector, 5-micro motor, 6-storage battery, 7-processor, 8-buzzer, 9-fixed block, 10-L type fixture block, 12-rotating shaft, 13-air suction fan blade, 14-control switch, 15-door, 151-observation window, 16-handle, 17-gasket, 18-USB charging port and 19-motor shell.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, a device for testing methane content comprises a box body 1, vent pipes 2, a partition plate 3, a methane detector 4 and a micro motor 5, wherein the partition plate 3 is fixedly arranged in the box body 1 near the upper end, a storage battery 6 and a processor 7 which are electrically connected with each other are respectively and fixedly arranged on the top surface of the partition plate 3, a buzzer 8 which is electrically connected with the processor 7 is arranged at the upper end of a vertical side wall of the box body 1 near the processor 7 in a penetrating way, a fixed block 9 is fixedly arranged at the bottom surface of the partition plate 3 near the middle part, two groups of L-shaped fixture blocks 10 are symmetrically and fixedly arranged at the rear side surface of the box body 1 near the lower end, the methane detector 4 is clamped and arranged between the fixed block 9 and the two groups of L-shaped fixture blocks 10, two groups of vent pipes 2 are correspondingly inserted in through grooves arranged at the lower ends of the two vertical side walls of the box body 1, and the micro motor 5 is arranged in the box body 1 at the same horizontal position with the vent pipes 2, the output end of the vertical side wall of the box body 1 of the micro motor 5 is fixedly provided with a rotating shaft 12, the other end of the rotating shaft 12 is fixedly provided with an air suction fan blade 13, the front side of the outer portion of the box body 1 is fixedly provided with a control switch 14 by the edge of one side, and the installation position of the front side of the box body 1 corresponding to the methane detector 4 is provided with a door opening 15 hinged through a hinge.

Referring to fig. 1, a handle 16 is fixedly installed at the middle end of the top layer outside the box body 1, and gaskets 17 are symmetrically and fixedly installed at the edges of the four corners of the bottom surface of the box body 1, so that a user can take the device conveniently and place the device on the ground during detection. The door 15 is provided with an observation window 151, which is convenient for a user to read the methane gas concentration parameter displayed on the methane detector 4 during detection.

Referring to fig. 2, the processor is a PLC controller of the QX41Y41P type, and the methane detector 4, the micro motor 5 and the buzzer 8 are electrically connected to the control switch 14 through the processor 7. The front side surface of the box body 1 corresponding to the installation position of the storage battery 6 is provided with a USB charging port 18 electrically connected with the storage battery 6, so that the device can be conveniently charged at any time in the mobile detection process. The outside of the micro motor 5 is provided with a motor shell 19, and the rear end of the motor shell 19 is fixedly arranged on the inner side surface of the box body 1 and can protect the driving structure of the micro motor.

Referring to fig. 3, the two sets of ventilation pipes 2 include a square frame part 201 and a square pipe part 202 that are fixedly mounted to each other, the square pipe part 202 is inserted into a through groove correspondingly formed in the side surface of the box body 1, and a filter screen 203 is fixedly mounted in the two sets of square pipe parts 202, so that dust and particle impurities in air can be prevented from being sucked into the box body.

The utility model discloses when examining, each group's component in the opening device is come through control switch 14, and micro motor 5 drives suction vane 13 and rotates, inhales the air by breather pipe 2 in the cavity of resorption of box 1 inside, and methane detector 4 reads the detection to inspiratory gas, and when methane concentration exceeded the settlement numerical value of giving PLC treater 7 in the air, buzzer 8 will pipe, reminds the warning to the measurement personnel.

The methane detector 4 part in the structure of the device can adopt various commercially common fixed methane detectors with the reading display function, the control circuit in the structure belongs to the common knowledge in the field, only uses each element without improving the element, and the embedded control mode algorithm also belongs to the content which can be realized by simple programming of the technical personnel in the field, so the utility model discloses control mode and circuit connection are not explained in detail again.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. The utility model provides a device is used in methane content test, includes box (1), breather pipe (2), baffle (3), methane detector (4), micro motor (5), its characterized in that: baffle (3) fixed mounting be in box (1) is inside by middle upper end department, on baffle (3) the top surface respectively fixed mounting have mutual electric connection's battery (6) and treater (7), box (1) vertical side wall is close to treater (7) set up the upper end of department run through install with treater (7) looks electric connection's bee calling organ (8), baffle (3) bottom surface is by middle part fixed mounting has fixed block (9), box (1) inside trailing flank is by lower extreme department symmetry fixed mounting have two sets of L type fixture blocks (10), methane detector (4) joint sets up fixed block (9) and two sets of between L type fixture block (10), box (1) two vertical side wall lower extreme is seted up some logical inslot and is corresponded and is pegged graft and have two sets of breather pipe (2), micro motor (5) set up box (1) inside with the same horizontal position department of breather pipe (2) department The methane detector comprises a box body (1), a micro motor (5) and a hinge, wherein the micro motor (5) faces towards a rotating shaft (12) is fixedly installed on the output end of the vertical side wall of the box body (1), an air suction fan blade (13) is fixedly installed on the other end of the rotating shaft (12), a control switch (14) is installed on the outer front side face of the box body (1) close to one side edge, and the front side of the box body (1) corresponds to the installation position of the methane detector (4) and is provided with a door opening (15) which is hinged through the hinge.

2. The device for testing methane content according to claim 1, wherein: the improved refrigerator is characterized in that a handle (16) is fixedly mounted at the middle end of the top layer outside the refrigerator body (1), and gaskets (17) are symmetrically and fixedly mounted at the edges of four corners of the bottom surface of the refrigerator body (1).

3. The device for testing methane content according to claim 1, wherein: the processor is a QX41Y41P type PLC controller, and the methane detector (4), the micro motor (5) and the buzzer (8) are electrically connected with the control switch (14) through the processor (7).

4. The device for testing methane content according to claim 1, wherein: and a USB charging port (18) electrically connected with the storage battery (6) is arranged on the front side surface of the installation position of the box body (1) corresponding to the storage battery (6).

5. The device for testing methane content according to claim 1, wherein: an observation window (151) is arranged on the door (15).

6. The device for testing methane content according to claim 1, wherein: two sets of breather pipe (2) are including mutual fixed mounting's square frame portion (201) and square pipe portion (202), square pipe portion (202) are pegged graft and are set up in the box (1) side corresponds the logical groove of seting up, and two sets of fixed mounting has filter screen (203) in square pipe portion (202) inside.

7. The device for testing methane content according to claim 1, wherein: the motor is characterized in that a motor shell (19) is arranged outside the micro motor (5), and the rear end of the motor shell (19) is fixedly installed on the inner side face of the box body (1).

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