CN211122737U - Poisonous gas detection device in waste gas - Google Patents

Abstract

The utility model discloses a toxic gas detection device in waste gas, which belongs to the field of gas detection devices, and comprises a shell, wherein an inner groove is formed in the inner top end of the shell, a detector is fixedly connected with the inner top end of the inner groove, a thin plate is arranged inside the shell, cleaning cotton is fixedly connected with the outer end of the thin plate, a cylinder is fixedly connected with the left end of the shell, through holes are formed in the left end of the shell and the cylinder, an extension column is fixedly connected with one end of the thin plate close to the cylinder and is connected with the through holes in a sliding way, a circular groove is formed in the left end of the extension column, a placing groove is formed in the lower end of the shell, a holding rod is placed inside the placing groove, and the end part of the holding rod is connected with the circular groove through screw threads, the utility model can realize the cleaning of toxic impurities on the inner wall of the shell through the matching use of the cleaning cotton, the cylinder, the detection device is not easy to influence the next detection, so that the detection result is more accurate.

Description

Poisonous gas detection device in waste gas

Technical Field

The utility model relates to a gaseous detection device field, more specifically say, relate to a toxic gas detection device in waste gas.

Background

The waste gas refers to toxic and harmful gas discharged by human in the production and living process. Especially chemical plants, steel plants, pharmaceutical plants, coking plants and oil refineries, etc., the discharged waste gas has large odor, seriously pollutes the environment and affects the health of human bodies.

The waste gas often contains dust particles, smoke dust, peculiar smell gas or other toxic and harmful gases, and the requirements of people on environmental protection are stricter and stricter along with the development of science and technology. Factory exhaust's waste gas is generally handled through exhaust treatment device, discharge to reach standard again after getting rid of harmful substance, specific processing procedure is according to the poisonous gas composition that contains in the waste gas and decides, consequently need detect poisonous gas composition in waste gas through poisonous gas detection device before handling waste gas, generally let in waste gas during the detection inside detection device, the inside detector that is equipped with of detection device, the detector detects the analysis to waste gas when meetting waste gas.

The toxic gas detection device of current can adhere the toxic impurity of some waste gases on the inner wall of device after waste gas detection accomplishes, and these toxic impurity are difficult to the clearance generally to cause the influence for next detection structure, cause the great error of testing result.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a poisonous gas detection device in waste gas, it is used through the cooperation of sheet metal, washing cotton, drum, extension post and holding rod, can realize clearing up the toxic impurity of shell inner wall, makes it be difficult for leading to the fact the influence to next detection to it is more accurate to make testing result.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a poisonous gas detection device in waste gas, includes the shell, the interior top of shell is excavated there is the inside groove, the interior top fixed connection of inside groove has the detector, the inside of shell is equipped with the sheet metal, the outer end fixed connection of sheet metal washs the cotton, the left end fixed connection of shell has the drum, all dig the through-hole on the left end of shell and the drum, the sheet metal is close to the one end fixed connection extension post of drum, extension post and through-hole sliding connection, the left end of extension post is excavated there is the circular slot, the lower extreme of shell is excavated there is the standing groove, the holding rod has been placed to the inside of standing groove, the tip and the circular slot threaded connection of holding rod, a pair of side of shell is fixedly connected with intake pipe and outlet duct respectively, the upper end of shell is provided with the display screen, the utility model discloses a cooperation of sheet metal, washing cotton, drum, extension post and holding rod is used, the cleaning of toxic impurities on the inner wall of the shell can be realized, so that the influence on the next detection is not easily caused, and the detection result is more accurate.

Further, the upper end of extension post is opened and is chiseled there is the locking groove, the locking trench is located the right side of circular slot, the upper end of drum is opened and is chiseled there is the locking hole, be connected with the bolt between locking hole and the locking groove, can be connected the drum with the extension post through the bolt and fix to make the sheet metal and wash the cotton stable inside of placing in the shell.

Furthermore, L type grooves and limiting grooves are formed in a pair of side walls of the inner groove respectively, a L type plate is connected to the inner portion of the L type groove in a sliding mode, the end portions of the L type plates are matched with the limiting grooves, when the inner wall of the shell is cleaned, the detector can be shielded through the L type plates, and therefore sewage generated in cleaning is not prone to splashing on the detector.

Furthermore, the outer end fixedly connected with rubber pad of holding rod, the rubber pad can make the holding rod more conveniently take, can place in the inside of standing groove more steadily simultaneously.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is used through the cooperation of sheet metal, washing cotton, drum, extension post and holding rod, can realize clearing up the toxic impurity of outer shell inner wall, makes it be difficult for detecting next time and causes the influence to make the testing result more accurate.

(2) The upper end of extension post is excavated there is the locking groove, and the locking groove is located the right side of circular slot, and the upper end of drum is excavated there is the locking hole, is connected with the bolt between locking hole and the locking groove, can be fixed drum and extension post connection through the bolt to make the sheet metal and wash the cotton stable inside of placing in the shell.

(3) L type groove and spacing groove have been dug respectively on a pair of lateral wall of inner groove, and the inside sliding connection in L type groove has the L template, and the tip and the spacing groove phase-match of L template when the inner wall of clearance shell, can shelter from the detector through L templates, and sewage when making the clearance is difficult for spattering on the detector.

(4) The outer end fixedly connected with rubber pad of holding rod, the rubber pad can make the holding rod conveniently take, can place in the inside of standing groove more steadily simultaneously.

Drawings

Fig. 1 is a first perspective view of the present invention;

fig. 2 is a schematic front structural view of the present invention;

fig. 3 is a schematic front structural view of the present invention;

fig. 4 is a side view of the present invention;

fig. 5 is a schematic side view of the present invention;

fig. 6 is a perspective view of an L-shaped board of the present invention.

The reference numbers in the figures illustrate:

the device comprises a shell 1, internal grooves 2, a detector 3, a thin plate 4, cleaning cotton 5, a cylinder 6, an extension column 7, a circular groove 8, a placement groove 9, a holding rod 10, a locking hole 11, a locking groove 12, a bolt 13, an air inlet pipe 14, an air outlet pipe 15, a groove 16L, a plate 17L, a limiting groove 18 and a display screen 19.

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; 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.

Example 1:

referring to fig. 1, a device for detecting toxic gases in waste gases, which comprises a housing 1, an inner groove 2 is formed in the inner top end of the housing 1, a detector 3 is fixedly connected to the inner top end of the inner groove 2, the detector 3 is used for detecting toxic gases in the waste gases, referring to fig. 2 and fig. 3, a thin plate 4 is arranged inside the housing 1, cleaning cotton 5 is fixedly connected to the outer end of the thin plate 4, a cylinder 6 is fixedly connected to the left end of the housing 1, through holes are formed in the left end of the housing 1 and the cylinder 6, an extending column 7 is fixedly connected to one end, close to the cylinder 6, of the thin plate 4, the extending column 7 is connected with the through holes in a sliding manner, and a circular groove 8 is formed in the left end of the extending.

Please refer to fig. 2 and fig. 3, the lower extreme of shell 1 is opened and is dug standing groove 9, holding rod 10 has been placed to the inside of standing groove 9, the tip and the 8 threaded connection of circular slot of holding rod 10, the outer end fixedly connected with rubber pad of holding rod 10, the rubber pad can make holding rod 10 more conveniently take, can place in the inside of standing groove 9 more stably simultaneously, a pair of side of shell 1 is fixedly connected with intake pipe 14 and outlet duct 15 respectively, the upper end of shell 1 is provided with display screen 19, during the detection, let in shell 1 with waste gas from intake pipe 14, detector 3 contacts waste gas and begins to obtain toxic gas in the waste gas and carry out the analysis, the testing result can show on display screen 19, waste gas is last to be discharged from outlet duct 15.

Referring to fig. 3, a locking groove 12 is formed in the upper end of the extension column 7, the locking groove 12 is located on the right side of the circular groove 8, a locking hole 11 is formed in the upper end of the cylinder 6, a bolt 13 is connected between the locking hole 11 and the locking groove 12, and the cylinder 6 and the extension column 7 can be connected and fixed through the bolt 13, so that the thin plate 4 and the cleaning cotton 5 are stably placed inside the housing 1.

Referring to fig. 4 and 5, an L-shaped groove 16 and a limiting groove 18 are respectively formed on a pair of side walls of the inner groove 2, the upper end of the L-shaped groove 16 is communicated with the outside, the L-shaped plate 17 is slidably connected inside the L-shaped groove 16, and the end part of the L-shaped plate 17 is matched with the limiting groove 18, so that the detector 3 can be shielded by the L-shaped plate 17 when the inner wall of the housing 1 is cleaned, and sewage generated during cleaning is not easy to splash onto the detector 3.

The utility model discloses a cooperation of sheet metal 4, washing cotton 5, drum 6, extension post 7 and holding rod 10 is used, can realize clearing up the toxic impurity of 1 inner walls of shell, makes it be difficult for leading to the fact the influence to next time detection to it is more accurate to make testing result.

After the gas detection is completed, please refer to fig. 4 and 5, the L-shaped plate 17 is slid to enable the end portion of the plate 17 to enter the limiting groove 18, the detector 3 is shielded by the L-shaped plate 17, please refer to fig. 2 and 3, the holding rod 10 is taken out of the placing groove 9, the end portion of the holding rod 10 is screwed into the circular groove 8, the bolt 13 is taken out of the locking hole 11 and the locking groove 12, clear water is introduced into the shell 1 through the air inlet pipe 14, meanwhile, the holding rod 10 is held by hand to push the holding rod 10 towards the interior of the shell 1, the holding rod 10 drives the thin plate 4 and the cleaning cotton 5 to move back and forth in the shell 1, the inner wall of the shell 1 is cleaned, and the cleaned sewage is discharged from the air outlet pipe 15.

After the cleaning is finished, the holding rod 10 is moved outwards, the thin plate 4 and the cleaning cotton 5 are made to be attached to the left inner wall of the shell 1, then the bolt 13 is inserted into the locking hole 11 and the locking groove 12 and screwed, the extending column 7 is fixed with the cylinder 6, and then the holding rod 10 is taken out of the circular groove 8 and inserted into the placing groove 9.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (4)

1. The utility model provides a toxic gas detection device in waste gas, includes shell (1), its characterized in that: the inner top end of the shell (1) is provided with an inner groove (2), the inner top end of the inner groove (2) is fixedly connected with a detector (3), the shell (1) is internally provided with a thin plate (4), the outer end of the thin plate (4) is fixedly connected with cleaning cotton (5), the left end of the shell (1) is fixedly connected with a cylinder (6), the left end of the shell (1) and the cylinder (6) are respectively provided with a through hole, one end of the thin plate (4) close to the cylinder (6) is fixedly connected with an extension column (7), the extension column (7) is in sliding connection with the through holes, the left end of the extension column (7) is provided with a circular groove (8), the lower end of the shell (1) is provided with a placing groove (9), a holding rod (10) is placed in the placing groove (9), the end part of the holding rod (10) is in threaded connection with the circular groove (8), a pair of side ends of the shell (1) are respectively and fixedly connected with an air inlet pipe (14) and, the upper end of the shell (1) is provided with a display screen (19).

2. The apparatus for detecting toxic gas in exhaust gas according to claim 1, wherein: the upper end of extension post (7) is opened and is chiseled and has locking groove (12), locking groove (12) are located the right side of circular slot (8), the upper end of drum (6) is opened and is chiseled and has locking hole (11), be connected with bolt (13) between locking hole (11) and locking groove (12).

3. The device for detecting the toxic gas in the exhaust gas as claimed in claim 1, wherein an L-shaped groove (16) and a limiting groove (18) are respectively formed on a pair of side walls of the inner groove (2), a L-shaped plate (17) is slidably connected to the interior of the L-shaped groove (16), and the end of the L-shaped plate (17) is matched with the limiting groove (18).

4. The apparatus for detecting toxic gas in exhaust gas according to claim 1, wherein: the outer end of the holding rod (10) is fixedly connected with a rubber pad.

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