CN219798900U

CN219798900U - Flue gas sampling probe capable of removing NH3

Info

Publication number: CN219798900U
Application number: CN202321145180.3U
Authority: CN
Inventors: 罗明
Original assignee: Nanjing Lulinshi Environmental Protection Technology Co ltd
Current assignee: Nanjing Lulinshi Environmental Protection Technology Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-10-03
Anticipated expiration: 2033-05-12

Abstract

The utility model discloses a flue gas sampling probe capable of removing NH3, and relates to the technical field of sampling probes. According to the utility model, the filter sleeve is sleeved at one end of the sampling tube, when the smoke is extracted, the filter sleeve is utilized to perform preliminary filtration on the extracted smoke, dust entering is reduced, the smoke is filtered for multiple times, after the smoke passes through the inside of the constant temperature tube, the smoke flows towards the direction of the sampling box, the smoke passes through the filter disc to blow the movable plate, the double-open structure of the movable plate is utilized, the smoke enters into the inside of the sampling box after the movable plate is blown open, the bottom end of the movable plate is in contact with the filter disc, so that the movable plate can only move towards the direction of the sampling box, and when the smoke reversely flows, the smoke is blocked by the movable plate and the baffle plate, thereby effectively preventing the reverse flow of the smoke.

Description

Flue gas sampling probe capable of removing NH3

Technical Field

The utility model relates to the technical field of sampling probes, in particular to a flue gas sampling probe capable of removing NH 3.

Background

Along with the development of society and the development of science and technology, the development of large industry has higher and higher requirements on environmental protection, and real-time monitoring and real-time treatment are required, so that the fixed pollution source continuous emission monitoring system is particularly important, the smoke sampling probe of the fixed pollution source smoke emission continuous monitoring system has a significant effect on the whole system, and the smoke in a chimney or a flue can meet the requirements of high-precision primary smoke filtering and heat preservation after being heated, heat-preserved, filtered and dust-removed by the smoke sampling probe under the suction effect of the sampling pump, and then reaches a smoke pretreatment unit through an electric tracing pipe, and finally is sent into a smoke analyzer for analyzing and detecting the concentration of gaseous pollutants after passing through the pretreatment unit.

When the sampling probe in the existing device is used, smoke is sucked into the sampling box along one end of the sampling tube of the probe, and when the sampling is stopped, the sampling probe and residual smoke in the sampling box can flow back along the sampling tube in the opposite direction, so that the smoke flowing in the detecting process of the sampling tube can be driven to influence the detection effect of the device, and in this way, the smoke sampling probe capable of removing NH3 is provided.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a flue gas sampling probe capable of removing NH 3.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flue gas sampling probe that can reject NH3, includes the sampling tube, sampling tube bottom fixedly connected with sampling tube, and sampling tube top fixedly connected with go-between, the inside top swing joint of go-between has a constant temperature section of thick bamboo, and constant temperature section of thick bamboo one side fixedly connected with constant temperature equipment, constant temperature section of thick bamboo top swing joint has the sampling box, and sampling box top fixedly connected with connector, sampling box one side fixedly connected with temperature sensing device, and sampling box opposite side fixedly connected with handle.

Above-mentioned, the sampling tube is whole to be hollow cylinder, and sampling tube bottom and sampling tube intercommunication each other, the aperture has been seted up to sampling tube bottom outer wall, and the activity of sampling tube bottom outer wall has cup jointed the filter sleeve.

Above-mentioned, inside bottom swing joint of sampling tube has the filter, and the filter top is close to the filter core, the filter is whole circular, and the filter adopts the active adsorption carbon material.

Above-mentioned, go-between inner wall is equipped with the screw thread, and the sampling tube top is connected with constant temperature section of thick bamboo bottom outer wall through the screw thread, constant temperature section of thick bamboo top outer wall is equipped with the screw thread, and the constant temperature section of thick bamboo top is threaded in the inside bottom of sampling box through the screw thread.

Above-mentioned, constant temperature equipment one end passes inside the constant temperature section of thick bamboo, and constant temperature equipment one end is equipped with the heat conduction pole, constant temperature section of thick bamboo inner wall is hugged closely to heat conduction pole one side, and inside both ends of constant temperature section of thick bamboo communicate each other with sampling tube and sampling box inside respectively.

Above-mentioned, the inside top fixedly connected with filter disc of constant temperature section of thick bamboo, and filter disc surface has seted up a plurality of apertures, filter disc top is close to the fly leaf, and the fly leaf divide into left and right sides two parts, left and right sides two parts the one side that the fly leaf kept away from mutually all rotates through the pivot and connects in constant temperature section of thick bamboo inner wall, and the fly leaf bottom is inconsistent with filter disc.

Above-mentioned, left part the fly leaf is equipped with the clearance between the fly leaf and the right part fly leaf, and fly leaf one side is equipped with the baffle, the baffle is fan-shaped, and is equipped with the clearance between fly leaf and the baffle.

The beneficial effects are that:

compared with the prior art, the flue gas sampling probe capable of removing NH3 has the following beneficial effects:

1. according to the utility model, when the smoke is extracted by sleeving the filter sleeve at one end of the sampling tube, the filter sleeve is utilized to perform preliminary filtration on the extracted smoke, dust is reduced, the smoke enters the sampling tube after passing through the sampling tube, enters the sampling tube, preferentially passes through the filter plate and then passes through the filter core after entering the sampling tube, and is filtered for multiple times, so that impurities in the smoke are effectively reduced, dust is further reduced and reduced, and the sampling tube, the constant temperature tube and the sampling box are connected through the threaded sleeve, so that the device is convenient to detach and clean in the later stage.

2. According to the utility model, the constant temperature device is arranged on one side of the constant temperature cylinder, the constant temperature device is used for conducting heat to the heat conducting rod, so that heat is generated in the constant temperature cylinder, flue gas is heated, condensation of the flue gas is prevented, the flue gas flows in the direction of the sampling box after passing through the constant temperature cylinder, the flue gas passes through the filter disc to blow the movable plate, the flue gas enters into the sampling box after blowing the movable plate by utilizing the double-open structure of the movable plate, the bottom end of the movable plate is in contact with the filter disc, the movable plate can only move in the direction of the sampling box, and when the flue gas reversely flows, the flue gas is blocked by the movable plate and the baffle plate, so that reverse flow of the flue gas is effectively prevented.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a split partial structure of a cartridge of the present utility model;

fig. 4 is a schematic view of a part of the structure of the movable plate according to the present utility model.

In the figure: 1. a sampling cylinder; 101. a filter plate; 102. a filter element; 2. a sampling tube; 201. a filter sleeve; 3. a connecting ring; 4. a constant temperature cylinder; 401. a filter tray; 402. a movable plate; 403. a baffle; 5. a thermostat device; 501. a heat conduction rod; 6. a sampling box; 7. a connector; 8. a temperature sensing device; 9. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a flue gas sampling probe that can reject NH3, includes sampling tube 1, sampling tube 1 bottom fixedly connected with sampling tube 2, and sampling tube 1 top fixedly connected with go-between 3, go-between 3 inside top swing joint has a constant temperature section of thick bamboo 4, and constant temperature section of thick bamboo 4 one side fixedly connected with constant temperature equipment 5, constant temperature section of thick bamboo 4 top swing joint has sampling box 6, and sampling box 6 top fixedly connected with connector 7, sampling box 6 one side fixedly connected with temperature-sensing device 8, and sampling box 6 opposite side fixedly connected with handle 9.

By utilizing the integral structure of the device, one end of the extraction pump is connected with the connector 7 through the connecting pipe, the sampling box 6, the constant temperature cylinder 4 and the sampling cylinder 1 are mutually communicated, one end of the sampling cylinder 1 extracts smoke through the sampling pipe 2, the filter sleeve 201 is sleeved at one end of the sampling pipe 2, when the smoke is extracted, the filter sleeve 201 is utilized to preliminarily filter the extracted smoke, dust is reduced, the smoke enters the sampling cylinder 1 after passing through the sampling pipe 2, the smoke firstly passes through the filter plate 101 after entering the sampling cylinder 1, then passes through the filter element 102, and the smoke is filtered for multiple times, thereby effectively reducing impurities in the smoke, further reducing and reducing the dust, and the sampling cylinder 1, the constant temperature cylinder 4 and the sampling box 6 are all connected through the screw sleeve, the convenient device is dismantled, the later stage washs, through being equipped with thermostat 5 in constant temperature section of thick bamboo 4 one side, utilize thermostat 5 to carry out heat conduction to heat conduction pole 501, make the inside heat that produces of constant temperature section of thick bamboo 4, heat the flue gas, prevent that the flue gas from condensing, the flue gas is after passing inside constant temperature section of thick bamboo 4, the flue gas flows to the direction of sampling box 6, the flue gas passes filter disc 401 and blows fly leaf 402, utilize the double open structure of fly leaf 402, the flue gas is blowing and is getting into inside sampling box 6 after opening fly leaf 402, fly leaf 402 bottom is inconsistent with filter disc 401, make fly leaf 402 can only move to the direction of sampling box 6, when the flue gas backward flows, be obstructed by fly leaf 402 and baffle 403, thereby effectively prevent the reverse flow of flue gas blowback.

As shown in fig. 1-3, the whole sampling tube 1 is hollow cylindrical, the bottom end of the sampling tube 1 is communicated with the sampling tube 2, a small hole is formed in the outer wall of the bottom end of the sampling tube 2, a filter sleeve 201 is movably sleeved on the outer wall of the bottom end of the sampling tube 2, a filter plate 101 is movably connected to the bottom end of the inside of the sampling tube 1, the top end of the filter plate 101 is close to a filter element 102, the whole filter plate 101 is round, the filter plate 101 is made of activated adsorption carbon materials, threads are formed in the inner wall of a connecting ring 3, the top end of the sampling tube 1 is connected with the outer wall of the bottom end of a constant temperature tube 4 through the threads, the outer wall of the top end of the constant temperature tube 4 is provided with the threads, and the top end of the constant temperature tube 4 is inserted into the bottom end of the inside of a sampling box 6 through the threads.

Through having cup jointed filter sleeve 201 in sampling pipe 2 one end, when extracting the flue gas, utilize filter sleeve 201 to carry out preliminary filtration to the flue gas of extraction, reduce the dust and get into, after the flue gas passes sampling pipe 2, enter into inside the sampling tube 1, pass filter 101 preferentially after entering the sampling tube 1 inside, pass filter core 102 again, carry out multiple filtration to the flue gas, thereby effectively reduce the inside impurity of flue gas, further reduce and reduce the dust, and all connect through the screw socket joint between sampling tube 1, constant temperature section of thick bamboo 4 and the sampling box 6, make things convenient for the device to dismantle, the later stage washs.

As shown in fig. 2-4, one end of the constant temperature device 5 passes through the inside of the constant temperature cylinder 4, one end of the constant temperature device 5 is provided with a heat conducting rod 501, one side of the heat conducting rod 501 is tightly attached to the inner wall of the constant temperature cylinder 4, two ends of the inside of the constant temperature cylinder 4 are respectively communicated with the inside of the sampling cylinder 1 and the inside of the sampling box 6, the top end of the inside of the constant temperature cylinder 4 is fixedly connected with a filter disc 401, a plurality of small holes are formed in the surface of the filter disc 401, the top end of the filter disc 401 is close to a movable plate 402, the movable plate 402 is divided into a left part and a right part, one sides of the left part and the right part of the movable plate 402 are respectively connected to the inner wall of the constant temperature cylinder 4 in a rotating manner through rotating shafts, the bottom end of the movable plate 402 is in contact with the filter disc 401, a gap is formed between the left part of the movable plate 402 and the right part of the movable plate 402, a baffle 403 is arranged on one side of the movable plate 403, the baffle 403 is fan-shaped, and the gap is formed between the movable plate 402 and the baffle 403.

Through being equipped with thermostat 5 in constant temperature section of thick bamboo 4 one side, utilize thermostat 5 to carry out heat conduction to heat conduction pole 501, make the inside heat that produces of constant temperature section of thick bamboo 4, heat the flue gas, prevent that the flue gas from condensing, the flue gas is after passing inside constant temperature section of thick bamboo 4, the flue gas flows to the direction of sampling box 6, the flue gas passes filter disc 401 and blows fly-leaf 402, utilize the double open structure of fly-leaf 402, the flue gas enters into sampling box 6 inside after blowing-off fly-leaf 402, the fly-leaf 402 bottom is inconsistent with filter disc 401, make fly-leaf 402 only can be to the direction activity of sampling box 6, when the flue gas backward flow, be obstructed by fly-leaf 402 and baffle 403, thereby effectively prevent flue gas blowback reverse flow.

Working principle: one end of a suction pump is connected with a connector 7 through a connecting pipe, the sampling box 6, the constant temperature cylinder 4 and the sampling cylinder 1 are mutually communicated, one end of the sampling cylinder 1 is used for sucking smoke through the sampling pipe 2, when the smoke is sucked, the smoke is preliminarily filtered by the filtering sleeve 201, dust entering is reduced, the smoke enters the sampling cylinder 1 after passing through the sampling pipe 2, and firstly passes through the filter plate 101 after entering the sampling cylinder 1, and then passes through the filter element 102 to filter the smoke for multiple times, so that impurities in the smoke are effectively reduced, and the sampling cylinder 1, the constant temperature cylinder 4 and the sampling box 6 are all connected through screw sleeve joints, through being equipped with thermostat 5 in constant temperature section of thick bamboo 4 one side, utilize thermostat 5 to carry out heat conduction to heat conduction pole 501, make the inside heat that produces of constant temperature section of thick bamboo 4, heat the flue gas, prevent that the flue gas from condensing, the flue gas is after passing inside constant temperature section of thick bamboo 4, the flue gas flows to the direction of sampling box 6, the flue gas passes filter disc 401 and blows fly-leaf 402, utilize the double open structure of fly-leaf 402, the flue gas enters into sampling box 6 inside after blowing-off fly-leaf 402, the fly-leaf 402 bottom is inconsistent with filter disc 401, make fly-leaf 402 only can be to the direction activity of sampling box 6, when the flue gas backward flow, be obstructed by fly-leaf 402 and baffle 403, thereby effectively prevent flue gas blowback reverse flow.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flue gas sampling probe that can reject NH3, includes a sampling section of thick bamboo (1), its characterized in that: sampling tube (2) is fixedly connected with bottom sampling tube (1), and sampling tube (1) top fixedly connected with go-between (3), go-between (3) inside top swing joint has constant temperature section of thick bamboo (4), and constant temperature section of thick bamboo (4) one side fixedly connected with constant temperature equipment (5), constant temperature section of thick bamboo (4) top swing joint has sampling case (6), and sampling case (6) top fixedly connected with connector (7), sampling case (6) one side fixedly connected with temperature-sensing device (8), and sampling case (6) opposite side fixedly connected with handle (9).

2. The flue gas sampling probe capable of removing NH3 according to claim 1, wherein: the whole hollow cylinder that is of sampling tube (1), and sampling tube (2) intercommunication each other in sampling tube (1) bottom, the aperture has been seted up to sampling tube (2) bottom outer wall, and sampling tube (2) bottom outer wall activity has cup jointed filter sleeve (201).

3. The flue gas sampling probe capable of removing NH3 according to claim 1, wherein: the inside bottom swing joint of sampling tube (1) has filter (101), and filter (101) top is close to filter core (102), filter (101) are whole circular, and filter (101) adopt active adsorption carbon material.

4. The flue gas sampling probe capable of removing NH3 according to claim 1, wherein: the inner wall of the connecting ring (3) is provided with threads, the top end of the sampling cylinder (1) is connected with the outer wall of the bottom end of the constant temperature cylinder (4) through the threads, the outer wall of the top end of the constant temperature cylinder (4) is provided with threads, and the top end of the constant temperature cylinder (4) is inserted into the bottom end of the sampling box (6) through the threads.

5. The flue gas sampling probe capable of removing NH3 according to claim 1, wherein: the constant temperature device is characterized in that one end of the constant temperature device (5) penetrates through the inside of the constant temperature cylinder (4), a heat conducting rod (501) is arranged at one end of the constant temperature device (5), one side of the heat conducting rod (501) is tightly attached to the inner wall of the constant temperature cylinder (4), and two ends of the inside of the constant temperature cylinder (4) are respectively communicated with the inside of the sampling cylinder (1) and the inside of the sampling box (6).

6. The flue gas sampling probe capable of removing NH3 according to claim 1, wherein: the inside top fixedly connected with filter disc (401) of constant temperature section of thick bamboo (4), and a plurality of apertures have been seted up on filter disc (401) surface, filter disc (401) top is close to fly leaf (402), and fly leaf (402) divide into left and right sides two parts, left and right sides two parts fly leaf (402) are kept away from one side all rotates through the pivot and is connected in constant temperature section of thick bamboo (4) inner wall, and fly leaf (402) bottom is inconsistent with filter disc (401).

7. The flue gas sampling probe capable of removing NH3 according to claim 6, wherein: a gap is formed between the movable plate (402) at the left part and the movable plate (402) at the right part, a baffle (403) is arranged at one side of the movable plate (402), the baffle (403) is fan-shaped, and a gap is formed between the movable plate (402) and the baffle (403).