CN212255255U

CN212255255U - Gas leakage detection device

Info

Publication number: CN212255255U
Application number: CN202020954728.9U
Authority: CN
Inventors: 张文杰; 张小宝
Original assignee: D Industrial Technology Shanghai Co ltd
Current assignee: D Industrial Technology Shanghai Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2020-12-29
Anticipated expiration: 2030-05-30

Abstract

The utility model belongs to the detection device field specifically is gas leakage detection device, including box mechanism, box mechanism is including removing case, handrail, universal wheel, baffle, exhaust hole, it has to remove case front-mounted the handrail, it installs to remove bottom of the case four corners department the universal wheel, it has through screw connection to remove case lateral wall top side the baffle, the shaping has in the middle of the baffle the exhaust hole, be equipped with in the box mechanism and detect purification mechanism, it includes negative-pressure machine, gas collecting channel, intake pipe, steady flow tube, detection case to detect purification mechanism, it just is located on the removal incasement lateral wall baffle one side has through screw connection the detection case, the inboard top of detection case is equipped with gas sensor. The utility model discloses a detect purification mechanism to temporary handling harmful gas is in order to deal with for the sufficient time of operating personnel when can detecting harmful gas, prevents like this that preliminary of poison gas from stretching fast, improves the security.

Description

Gas leakage detection device

Technical Field

The utility model belongs to the detection device field specifically is a gas leakage detection device is related to.

Background

The gas detector is an instrument tool for detecting gas leakage concentration, which comprises: the portable gas detector, the handheld gas detector, the fixed gas detector, the online gas detector and the like mainly utilize a gas sensor to detect the types of gases existing in the environment, and the gas sensor is used for detecting the components and the content of the gases.

As shown in patent publication No. CN210322957U, the conventional gas leak detection device temporarily treats the harmful gas to give the operator sufficient time to deal with the harmful gas when the harmful gas cannot be detected, which results in the initial rapid spreading of the toxic gas, and if the air is purified by spraying, the detection result is affected, and if the air is not purified, the operator may be in health damage after absorption, and the safety is low.

It is noted that the information disclosed in this background section of the invention is only for enhancement of understanding of the general background of the invention, and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model discloses a detect purification mechanism to temporarily handle harmful gas when can detecting harmful gas and deal with in order to give the sufficient time of operating personnel, prevent like this that preliminary of poison gas from stretching fast, improve the security.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a gas leakage detection device comprises a box body mechanism, the box body mechanism comprises a movable box, a handrail, universal wheels, a baffle plate and exhaust holes, the handrail is arranged at the front part of the movable box, the universal wheels are arranged at four corners of the bottom of the movable box, the top side of the side wall of the movable box is connected with the baffle plate through screws, the exhaust holes are formed in the middle of the baffle plate, a detection and purification mechanism is arranged on the box body mechanism and comprises a negative pressure machine, a gas collecting hood, a gas inlet pipe, a flow stabilizing pipe and a detection box, the detection box is connected to one side of the inner side wall of the movable box and positioned at one side of the baffle plate through screws, a gas sensor is arranged at the top of the inner side of the detection box, an alarm lamp and a buzzer which are connected with the gas sensor are arranged at the top of the movable box and positioned above the gas, there is first baffle through gas-supply pipe looks intercommunication on the steady flow pipe, be equipped with first solenoid valve on the steady flow pipe, be equipped with the second solenoid valve on the gas-supply pipe, the welding has the second baffle between first baffle and the removal case lateral wall, first baffle, the second baffle, the removal case constitutes a stock solution chamber, second baffle top is equipped with the liquid pump, the liquid pump output is equipped with the liquid pipe, liquid pipe bottom align to grid installs the atomising head, the removal roof portion just is located the second baffle top and is linked together there is the liquid feeding pipe, the removal case is kept away from on the lateral wall of baffle and is close second baffle below and be linked together there is the blast pipe, the blast pipe below is close to the removal case bottom side and installs the fluid-discharge tube that communicates mutually with the removal case, be equipped with a purification chamber.

On the basis of the technical scheme, the outlet of the gas transmission pipe connected with the first partition plate is positioned between the atomizing spray head and the exhaust pipe.

On the basis of the technical scheme, the moisture absorption cotton is filled in the exhaust pipe, and moisture can be absorbed when the exhaust pipe exhausts.

On the basis of the technical scheme, the first partition plate is perpendicular to the inner side of the movable box and welded with the inner side of the movable box, and the first partition plate separates purification and detection.

On the basis of the technical scheme, the second partition plate is horizontally welded on the inner side of the movable box, and water or air purification liquid can be stored above the second partition plate.

On the basis of the technical scheme, the air inlet pipe penetrates through the movable box and extends to the outside, so that the negative pressure machine can suck outside air through the air inlet pipe and the air collecting hood.

On the basis of the technical scheme, the universal wheels are provided with brake pads.

On the basis of the technical scheme, the gas collecting hood is in a horn shape.

On the basis of the technical scheme, the liquid discharge pipe is connected with a recovery box.

Compared with the prior art, the beneficial effects of the utility model are that:

opening the second solenoid valve on the gas-supply pipe, close the first solenoid valve on the steady flow pipe and make outside gas can get into the purification intracavity below the second baffle through the gas-supply pipe, start the liquid pump simultaneously and draw the water or the air purification liquid of storage above the second baffle, then the second baffle sends water or air purification liquid into the liquid pipe and from the atomising head blowout vaporific, harmful substance in the gas of outside can be adsorbed like this, harmful gas, clean gas after adsorbing harmful substance discharges from the blast pipe, the inboard moisture absorption cotton of blast pipe dehumidifies when discharging, consequently can handle harmful gas temporarily when detecting harmful gas and reply in order to give operating personnel sufficient time, prevent that operating personnel from inhaling, protection operating personnel is healthy, safety is improved, normal detection is not influenced simultaneously.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is an isometric view of a gas leak detection device according to the present invention;

fig. 2 is a front view of the gas leak detection device of the present invention;

fig. 3 is a first internal structure diagram of a middle moving box of the gas leakage detecting device of the present invention;

fig. 4 is a second internal structure diagram of the middle moving box of the gas leakage detecting device of the present invention.

The reference numerals are explained below:

1. a box mechanism; 101. a mobile box; 102. a handrail; 103. a universal wheel; 104. a baffle plate; 105. an exhaust hole; 2. a detection purification mechanism; 201. a negative pressure machine; 202. a gas-collecting hood; 203. an air inlet pipe; 204. a flow stabilizing pipe; 205. a detection box; 206. a gas sensor; 207. an alarm lamp; 208. a buzzer; 209. a gas delivery pipe; 210. a first solenoid valve; 211. a first separator; 212. a second separator; 213. a liquid pump; 214. a liquid pipe; 215. a spray head; 216. a liquid feeding pipe; 217. an exhaust pipe; 218. a liquid discharge pipe; 219. a second solenoid valve; 220. a purge chamber.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; 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. 1-4, the gas leakage detecting device of the present invention comprises a box body mechanism 1, the box body mechanism 1 comprises a moving box 101, a handrail 102, a universal wheel 103, a baffle 104, and an exhaust hole 105, the handrail 102 is installed at the front part of the moving box 101, the universal wheel 103 is installed at four corners of the bottom of the moving box 101, the baffle 104 is connected to the top side of the sidewall of the moving box 101 through screws, the exhaust hole 105 is formed in the middle of the baffle 104, a detecting and purifying mechanism 2 is installed on the box body mechanism 1, the detecting and purifying mechanism 2 comprises a negative pressure machine 201, a gas collecting hood 202, an air inlet pipe 203, a flow stabilizing pipe 204, and a detecting box 205, the detecting box 205 is connected to one side of the baffle 104 through screws on the inner sidewall of the moving box 101, a gas sensor 206 is installed at the top of the inner side of the detecting box, a negative pressure machine 201 is arranged at the bottom of the inner side of the movable box 101 close to one side, the negative pressure machine 201 is communicated with a gas collecting hood 202 through an air inlet pipe 203, the air outlet end of the negative pressure machine 201 is communicated with a detection box 205 through a flow stabilizing pipe 204, the flow stabilizing pipe 204 is communicated with a first clapboard 211 through an air conveying pipe 209, the flow stabilizing pipe 204 is provided with a first electromagnetic valve 210, the air conveying pipe 209 is provided with a second electromagnetic valve 219, a second clapboard 212 is welded between the first clapboard 211 and the side wall of the movable box 101, the first clapboard 211, the second clapboard 212 and the movable box 101 form a liquid storage cavity, the top of the second clapboard 212 is provided with a liquid pump 213, the output end of the liquid pump 213 is provided with a liquid pipe 214, the bottoms of the liquid pipes 214 are uniformly arranged and provided with spray heads 215, the top of the movable box 101 is communicated with a liquid adding pipe 216 above the second clapboard 212, the liquid adding pipe 216 is used for adding water or air, a drain pipe 218 communicated with the movable box 101 is arranged below the exhaust pipe 217 and close to the bottom side of the movable box 101, the drain pipe 218 is used for discharging water or solution after absorbing toxic gas, a purification cavity 220 is arranged below the second partition plate 212, and the gas conveying pipe 209 is communicated with the purification cavity 220.

On the basis of the above-described embodiment: the outlet of the gas pipe 209 connected to the first partition 211 is located between the spray head 215 and the exhaust pipe 217. The exhaust pipe 217 is filled with moisture absorbent cotton, and moisture can be absorbed when the exhaust pipe 217 exhausts air. The first partition plate 211 is perpendicular to the inner side of the moving box 101 and welded with the moving box, and the first partition plate 211 separates purification and detection; the second partition 212 is horizontally welded inside the movable box 101, and water or air purification liquid can be stored above the second partition 212. The intake pipe 203 extends to the outside through the movable box 101, so that the negative pressure machine 201 sucks the outside air through the intake pipe 203 and the air collecting cover 202.

The universal wheels 103 are provided with brake pads, so that the box body mechanism 1 can be conveniently stopped at a specified position.

The gas collecting channel 202 is shaped like a trumpet to collect the external gas as much as possible.

The drain pipe 218 is connected to a recovery tank for recovering water or solution after absorbing toxic gas to prevent environmental pollution.

The utility model discloses a theory of operation and use flow are as follows: starting the negative pressure machine 201 to work, further utilizing the air inlet pipe 203 and the air collecting cover 202 to extract external air and sending the external air into the flow stabilizing pipe 204, wherein the second electromagnetic valve 219 on the air conveying pipe 209 is in a closed state, and the first electromagnetic valve 210 on the flow stabilizing pipe 204 is in an open state, so that the external air enters the detection box 205 through the flow stabilizing pipe 204 and is detected by the air sensor 206, and if the detected air is non-harmful air, the detected air is directly discharged from the exhaust hole 105; when the gas sensor 206 senses harmful gas, the alarm lamp 207 and the buzzer 208 are started to give an alarm, the second electromagnetic valve 219 on the gas pipe 209 is opened, the first electromagnetic valve 210 on the flow stabilizing pipe 204 is closed, so that external gas can enter the purification cavity 220 below the second partition plate 212 through the gas pipe 209, the liquid pump 213 is started to extract water or air purification liquid stored in the liquid storage cavity, then the water or air purification liquid is sent into the liquid pipe 214 and sprayed out from the spray head 215 in a mist shape, harmful substances and harmful gases in the external gas can be adsorbed, the clean gas after adsorbing the harmful substances is discharged from the exhaust pipe 217, dehumidification can be performed through absorbent cotton on the inner side of the exhaust pipe 217 while discharging, the liquid can be discharged through the discharge pipe 218, therefore, the harmful gas can be treated temporarily when the harmful gas is detected so as to give enough time for operators to deal with, prevent that operating personnel from inhaling, protect operating personnel healthy, improve the security, do not influence normal detection simultaneously. The liquid feeding pipe 216 can supplement water or air purifying liquid in real time to ensure normal use. The universal wheel 103 is convenient to move the whole gas leakage detection device of the gas leakage detection device to a designated position, and the gas leakage detection device is not required to be carried by hand and is convenient to use. The armrest 102 facilitates hand operation of the mobile bin 101.

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. A gas leak detection device characterized in that: including box mechanism (1), box mechanism (1) is including removing case (101), handrail (102), universal wheel (103), baffle (104), exhaust hole (105), remove case (101) forward-mounted has handrail (102), remove case (101) bottom four corners department and install universal wheel (103), it has baffle (104) to remove case (101) lateral wall top side through screw connection, baffle (104) middle shaping has exhaust hole (105), be equipped with on box mechanism (1) and detect purification mechanism (2), it includes negative-pressure machine (201) to detect purification mechanism (2), gas collecting hood (202), intake pipe (203), steady flow tube (204), detection case (205), it has detection case (205) to be located baffle (104) one side through screw connection on the removal case (101) inside wall, detection case (205) inboard top is equipped with gas sensor (206), it is equipped with the warning that is connected with gas sensor (206) to remove case (101) top and be located gas sensor (206) top and be equipped with the gas sensor (206) The device comprises a lamp (207) and a buzzer (208), a negative pressure machine (201) is installed at the bottom of the inner side of a movable box (101) close to one side, the negative pressure machine (201) is communicated with a gas collecting hood (202) through an air inlet pipe (203), the air outlet end of the negative pressure machine (201) is communicated with a detection box (205) through a flow stabilizing pipe (204), the flow stabilizing pipe (204) is communicated with a first partition plate (211) through an air conveying pipe (209), a first electromagnetic valve (210) is arranged on the flow stabilizing pipe (204), a second electromagnetic valve (219) is arranged on the air conveying pipe (209), a second partition plate (212) is welded between the first partition plate (211) and the side wall of the movable box (101), the first partition plate (211), the second partition plate (212) and the movable box (101) form a liquid storage cavity, a liquid pump (213) is arranged at the top of the second partition plate (212), a liquid pipe (214) is arranged at the, move case (101) top and be located second baffle (212) top and be linked together and have filling liquid pipe (216), move on case (101) keep away from the lateral wall of baffle (104) and be close second baffle (212) below and be linked together and have blast pipe (217), blast pipe (217) below is close to move case (101) bottom side and installs drain pipe (218) that are linked together with moving case (101), be equipped with one below second baffle (212) and purify chamber (220), gas-supply pipe (209) are linked together with purifying chamber (220).

2. The gas leak detection apparatus according to claim 1, characterized in that: an outlet of the gas transmission pipe (209) connected with the first partition plate (211) is positioned between the spray head (215) and the exhaust pipe (217).

3. The gas leak detection apparatus according to claim 1 or 2, characterized in that: the exhaust pipe (217) is filled with absorbent cotton.

4. The gas leak detection apparatus according to claim 1 or 2, characterized in that: the first partition (211) is perpendicular to the inner side of the moving box (101) and welded with the moving box.

5. The gas leak detection apparatus according to claim 1, characterized in that: the second partition plate (212) is horizontally welded inside the moving box (101).

6. The gas leak detection apparatus according to claim 1, characterized in that: the intake duct (203) passes through the moving box (101) and extends to the outside.

7. The gas leak detection apparatus according to claim 1, characterized in that: and a brake pad is arranged on the universal wheel (103).

8. The gas leak detection apparatus according to claim 1, characterized in that: the shape of the gas collecting hood (202) is horn-shaped.

9. The gas leak detection apparatus according to claim 1, characterized in that: the drain (218) is connected to a recovery tank.