CN217931006U

CN217931006U - Explosion-proof individual gas sampling instrument

Info

Publication number: CN217931006U
Application number: CN202222048571.5U
Authority: CN
Inventors: 李洪; 向敏
Original assignee: Quanrong Technology Chongqing Co ltd
Current assignee: Quanrong Technology Chongqing Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-11-29
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses an explosion-proof individual gas sampling appearance, including main part, aspiration pump, fire sensor and bin, two sets of bins are installed at the top of main part, the aspiration pump is installed to the inside back wall of main part, gas washing bottle is installed to the inside diapire of main part, the dead lever is installed to the inner wall of main part, the controller is installed to the inner wall of main part. The utility model discloses an install the bin and can realize explosion-proof function, when sampling inflammable and explosive gas, at first start fire sensor, make it to the inside control of device, start electric telescopic handle, the electric telescopic handle shrink drives the sealing block and removes, separate with the seal groove, because the inside pressurized inert gas of storing of bin, sealing block and seal groove separation, inert gas passes through the blast pipe and flows to the inside of main part, inert gas is difficult to carry out chemical reaction, like this when gathering inflammable and explosive gas, can guarantee that the device is inside can not take place to catch fire, thereby realize explosion-proof function.

Description

Explosion-proof individual gas sampling instrument

Technical Field

The utility model relates to a sampling instrument technical field specifically is an explosion-proof individual gas sampling instrument.

Background

The gas sampling instrument is a conventional instrument for collecting gas samples in atmospheric environment or working environment, and comprises two air pumps which respectively form an independent gas path system. The sampling device can be divided into a gas (including steam) sampler and a particle sampler according to a collection object; the sampler can be divided into an environment sampler, an indoor sampler (such as a sampler used in a factory workshop) and a pollution source sampler (such as a chimney sampler) according to the using place. In addition, the gas sampling instrument with special purposes, such as a sampler for simultaneously collecting gas and particles, can collect sulfur dioxide and particles in the atmosphere, or hydrogen fluoride and particles and the like, and is convenient for researching the mutual relation of sulfur or fluorine in gaseous and solid substances. There is also a sampler to collect bacteria in the air.

The existing sampling instrument has the defects that:

patent document CN213022501U discloses a gas sampler, the claim of which "comprises a regulating mechanism and a sampling assembly. The adjusting mechanism comprises a fixing block, a first connecting piece, a first connecting rod, a second connecting piece, a sleeve, a first threaded rod, a rotating piece and a second connecting rod, wherein the sleeve is fixedly arranged on the side portion of the fixing block, and the first threaded rod is in threaded connection with the inside of the sleeve. The sampling assembly comprises a placing rack and an instrument body, the placing rack is fixedly arranged at the top end of the first connecting rod, and the instrument body is arranged on the placing rack. Through rotating first threaded rod, make it reciprocate in the sleeve, and then drive first connecting rod through the second connecting rod and rotate, the rack that first connecting rod drove its top rotates, and the instrument body on the rack rotates along with it to realized the angle modulation function to the instrument body, made it adapt to different topography, improved the stability of placing of sampling appearance "

Most of the existing sampling instruments do not have an explosion-proof function, especially when flammable and explosive gas is collected, the sampling instruments explode extremely easily to cause workers to be injured, and therefore the sampling instruments are required to be additionally provided with an explosion-proof structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof individual gas sampling appearance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof individual gas sampling instrument comprises a main body, an air pump, a fire sensor and storage tanks, wherein two groups of storage tanks are mounted at the top of the main body;

the sealing device comprises a storage box, a sealing plug, a detection probe, a sealing block and a sealing groove, wherein the sealing plug is installed at the top of the storage box, a partition plate is installed on the inner wall of the storage box, a buzzer is installed on the inner rear wall of the storage box, a barometer is installed on the inner rear wall of the storage box, the detection probe is installed on the outer wall of the barometer, one end of the detection probe extends out of the outer wall of the partition plate, an exhaust pipe is installed on the outer wall of the partition plate, a control valve is installed on the outer wall of the exhaust pipe, an electric telescopic rod is installed on the inner wall of the control valve, the sealing block is installed at one end of the electric telescopic rod, and the sealing groove is installed on the inner wall of the exhaust pipe;

the back wall of the main body is provided with an air pump, the top wall of the main body is provided with a fire sensor, the washing gas bottle is installed to the inside diapire of main part, the dead lever is installed to the inner wall of main part, the controller is installed to the inner wall of main part.

Preferably, the front of main part is installed the display screen, and the handle is installed at the top of main part, and the knob is installed in the front of main part.

Preferably, the electric control valve is installed at the input of aspiration pump, and the intake pipe is installed to the outer wall of electric control valve, and the front of main part is extended to the one end of intake pipe, and the filter screen is installed to the inner wall of intake pipe, and the output of aspiration pump extends into the inside of gas washing bottle.

Preferably, a collecting bottle is installed on the bottom wall of the inner portion of the main body, a U-shaped pipe is installed on the top of the collecting bottle, and one end of the U-shaped pipe extends into the inner portion of the gas washing bottle.

Preferably, a temperature sensor is mounted on the inner bottom wall of the main body.

Preferably, the outer wall of the fixing rod is provided with a coil pipe in a surrounding mode.

Preferably, the inner wall of controller is equipped with first cavity and second cavity, and the fixed plate is installed to the inner wall of controller, and the fan is all installed to the inner wall of first cavity and second cavity, and the heating wire is installed to the inner wall of first cavity, and the outer wall of first cavity and second cavity all is equipped with the exhaust hole, and electric putter is installed to the inside diapire of controller, and solid fixed ring is installed at electric putter's top, and solid fixed ring's inner wall runs through and installs flexible pipe, and the one end of flexible pipe is connected with the one end of coil pipe.

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

1. the utility model discloses an explosion-proof function can be realized through installing the bin, when sampling inflammable and explosive gas, at first start fire sensor, make it monitor the device inside, start electric telescopic handle, electric telescopic handle shrink drives the seal block and removes, separate with the seal groove, because the pressurized inert gas of bin inside storage, seal block and seal groove separation, inert gas flows to the inside of main part through the blast pipe, inert gas is difficult to carry out chemical reaction, like this when gathering inflammable and explosive gas, can guarantee that the device inside can not take place to catch fire, thereby realize explosion-proof function, in addition barometer and test probe can detect inert gas's atmospheric pressure when not using at ordinary times, prevent its loss, when taking place to run off, bee calling organ sends sound warning;

2. the utility model discloses an install the controller and can control the temperature, when the inside temperature of main part is higher or lower, the fan drives the air and flows, and electric putter drives solid fixed ring and flexible pipe removal for flexible pipe and exhaust jogged joint, the heating wire generates heat and heats the air, and hot-air enters into the main part through the coil pipe afterwards. The heat is exchanged with the air in the main body, so that the temperature of the main body is increased, the electric heating wire is not started, the heat in the main body flows outwards, and the cooling function is realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a part of the storage box of the present invention;

fig. 4 is a schematic structural diagram of a part of the controller of the present invention.

In the figure: 1. a main body; 101. a display screen; 102. a handle; 103. an adjusting knob; 2. an air pump; 201. an electrically controlled valve; 202. a filter screen; 3. a gas washing bottle; 301. a collection bottle; 302. a U-shaped pipe; 4. a fire sensor; 401. a temperature sensor; 5. a storage tank; 501. a sealing plug; 502. a partition plate; 503. a buzzer; 504. a barometer; 505. detecting a probe; 506. an exhaust pipe; 507. a control valve; 508. an electric telescopic rod; 509. a sealing groove; 6. a fixing rod; 601. a coil pipe; 7. a controller; 701. a fixing plate; 702. a fan; 703. an electric heating wire; 704. an exhaust hole; 705. an electric push rod; 706. a fixing ring; 707. a telescopic tube.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 the 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. Furthermore, the terms "first," "second," 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 explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection; 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 and 3, an explosion-proof individual gas sampling instrument comprises a main body 1, an air pump 2, a fire sensor 4 and a storage box 5, wherein two groups of storage boxes 5 are installed at the top of the main body 1, a sealing plug 501 is installed at the top of each storage box 5, a separation plate 502 is installed on the inner wall of each storage box 5, a buzzer 503 is installed on the inner rear wall of each storage box 5, a barometer 504 is installed on the inner rear wall of each storage box 5, a detection probe 505 is installed on the outer wall of each barometer 504, one end of each detection probe 505 extends out of the outer wall of each separation plate 502, an exhaust pipe 506 is installed on the outer wall of each separation plate 502, a control valve 507 is installed on the outer wall of each exhaust pipe 506, an electric telescopic rod 508 is installed on the inner wall of each control valve 507, a sealing block is installed at one end of each electric telescopic rod 508, and a sealing groove 509 is installed on the inner wall of each exhaust pipe 506, the utility model discloses a gas-liquid separation fire-fighting device, including main part 1, sucking pump 2 is installed to the inside back wall of main part 1, fire sensor 4 is installed to the inside roof of main part 1, gas washing bottle 3 is installed to the inside diapire of main part 1, dead lever 6 is installed to the inner wall of main part 1, controller 7 is installed to the inner wall of main part 1, when sampling inflammable and explosive gas, at first start fire sensor 4, make it monitor the device inside, start electric telescopic handle 508, electric telescopic handle 508 contracts and drives the seal block to remove, separate with seal groove 509, because the inside pressurized inert gas that stores of storage tank 5, the seal block separates with seal groove 509, inert gas flows to the inside of main part 1 through blast pipe 506, inert gas is difficult to carry out chemical reaction, like this way when gathering inflammable and explosive gas, can guarantee that the device is inside can not take place the fire, thereby realize explosion-proof function, in addition, the barometer 504 and the detection probe 505 can detect the pressure of the inert gas when not used at ordinary times, so as to prevent the inert gas from losing, and the buzzer 503 gives out sound warning when the inert gas loses.

Referring to fig. 1 and 2, a display screen 101 is installed on the front surface of the main body 1, a handle 102 is installed on the top of the main body 1, an adjusting button 103 is installed on the front surface of the main body 1, an electric control valve 201 is installed at an input end of the air suction pump 2, an air inlet pipe is installed on the outer wall of the electric control valve 201, one end of the air inlet pipe extends out of the front surface of the main body 1, a filter screen 202 is installed on the inner wall of the air inlet pipe, an output end of the air suction pump 2 extends into the gas washing bottle 3, a collecting bottle 301 is installed on the bottom wall of the inside of the main body 1, a U-shaped pipe 302 is installed at the top of the collecting bottle 301, one end of the U-shaped pipe 302 extends into the gas washing bottle 3, the air suction pump 2 works to suck external gas, the filter screen 202 filters the gas, the electric control valve 201 is electrically connected with the adjusting button 103 to adjust the air suction speed, the display screen 101 can display the gas flow rate, the handle 102 can facilitate lifting of the device, the gas enters the gas into the gas washing bottle 3, water in the gas washing bottle 3 absorbs impurities and dust in the gas, and then enters the collecting bottle 301 through the U-shaped pipe 302 to achieve the sampling function.

Referring to fig. 2 and 4, a temperature sensor 401 is installed on the bottom wall of the main body 1, a coil 601 is installed around the outer wall of the fixing rod 6, a first chamber and a second chamber are installed on the inner wall of the controller 7, a fixing plate 701 is installed on the inner wall of the controller 7, fans 702 are installed on the inner walls of the first chamber and the second chamber, heating wires 703 are installed on the inner wall of the first chamber, exhaust holes 704 are installed on the outer walls of the first chamber and the second chamber, an electric push rod 705 is installed on the bottom wall of the controller 7, a fixing ring 706 is installed on the top of the electric push rod 705, a telescopic tube 707 is installed on the inner wall of the fixing ring 706 in a penetrating manner, one end of the telescopic tube 707 is connected to one end of the coil 601, when the temperature inside of the main body 1 is high or low, the fan 702 drives air to flow, the electric push rod 705 drives the fixing ring 706 and the telescopic tube 707 to move, so that the telescopic tube 707 is connected to the exhaust holes 704, the heating wires 703 heat the air, and then the hot air enters the main body 1 through the coil 601. The inside of the main body 1 exchanges heat with the air inside the main body 1, thereby increasing the temperature of the main body 1, and the heating wire 703 is not activated, so that the heat inside the main body 1 flows out, thereby realizing the cooling function.

The working principle is that when flammable and explosive gas is sampled, the fire sensor 4 is firstly started to monitor the inside of the device, the electric telescopic rod 508 is started, the electric telescopic rod 508 contracts to drive the sealing block to move and is separated from the sealing groove 509, pressurized inert gas is stored in the storage tank 5, the sealing block is separated from the sealing groove 509, the inert gas flows into the main body 1 through the exhaust pipe 506 and is difficult to carry out chemical reaction, therefore, when flammable and explosive gas is collected, the fire cannot happen inside the device, and an explosion-proof function is achieved. The inside of the main body 1 exchanges heat with the air inside the main body 1, thereby increasing the temperature of the main body 1, and the heating wire 703 is not activated, so that the heat inside the main body 1 flows out, thereby realizing the cooling function.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an individual gas sampling appearance of explosion-proof, includes main part (1), aspiration pump (2), fire sensor (4) and bin (5), its characterized in that: two groups of storage boxes (5) are mounted at the top of the main body (1);

a sealing plug (501) is installed at the top of the storage box (5), a partition plate (502) is installed on the inner wall of the storage box (5), a buzzer (503) is installed on the inner rear wall of the storage box (5), an air pressure gauge (504) is installed on the inner rear wall of the storage box (5), a detection probe (505) is installed on the outer wall of the air pressure gauge (504), one end of the detection probe (505) extends out of the outer wall of the partition plate (502), an exhaust pipe (506) is installed on the outer wall of the partition plate (502), a control valve (507) is installed on the outer wall of the exhaust pipe (506), an electric telescopic rod (508) is installed on the inner wall of the control valve (507), a sealing block is installed at one end of the electric telescopic rod (508), and a sealing groove (509) is installed on the inner wall of the exhaust pipe (506);

air suction pump (2) are installed to the inside back wall of main part (1), fire sensor (4) are installed to the inside roof of main part (1), gas washing bottle (3) are installed to the inside diapire of main part (1), dead lever (6) are installed to the inner wall of main part (1), controller (7) are installed to the inner wall of main part (1).

2. An explosion-proof individual gas sampler as defined in claim 1, wherein: the front of main part (1) is installed display screen (101), and handle (102) are installed at the top of main part (1), and adjusting button (103) are installed in the front of main part (1).

3. An explosion proof individual gas sampler as claimed in claim 1 wherein: electric control valve (201) is installed to the input of aspiration pump (2), and the intake pipe is installed to the outer wall of electric control valve (201), and the front of main part (1) is extended to the one end of intake pipe, and filter screen (202) are installed to the inner wall of intake pipe, and the output of aspiration pump (2) extends into the inside of gas washing bottle (3).

4. An explosion-proof individual gas sampler as defined in claim 1, wherein: a collecting bottle (301) is installed on the bottom wall of the inner portion of the main body (1), a U-shaped pipe (302) is installed at the top of the collecting bottle (301), and one end of the U-shaped pipe (302) extends into the inner portion of the gas washing bottle (3).

5. An explosion proof individual gas sampler as claimed in claim 1 wherein: a temperature sensor (401) is mounted on the inner bottom wall of the main body (1).

6. An explosion proof individual gas sampler as claimed in claim 1 wherein: the outer wall of the fixed rod (6) is provided with a coil pipe (601) in a surrounding mode.

7. An explosion proof individual gas sampler as claimed in claim 1 wherein: the inner wall of controller (7) is equipped with first cavity and second cavity, fixed plate (701) are installed to the inner wall of controller (7), fan (702) are all installed to the inner wall of first cavity and second cavity, heating wire (703) are installed to the inner wall of first cavity, the outer wall of first cavity and second cavity all is equipped with exhaust hole (704), electric putter (705) are installed to the inside diapire of controller (7), solid fixed ring (706) are installed at the top of electric putter (705), the inner wall of solid fixed ring (706) runs through and installs flexible pipe (707), and the one end of flexible pipe (707) is connected with the one end of coil pipe (601).