CN214861290U

CN214861290U - Acid-adding type gas condenser

Info

Publication number: CN214861290U
Application number: CN202023284426.4U
Authority: CN
Inventors: 孙长春
Original assignee: Shanghai Liuxing Environmental Protection Technology Co ltd
Current assignee: Shanghai Liuxing Environmental Protection Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-26
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to an add sour formula gas condenser, it includes inside hollow casing, be provided with the condenser pipe in the casing, the feed end of condenser pipe passes casing and its tip fixedly connected with bi-pass and connects, and the one end and the condenser pipe intercommunication that the bi-pass connects, the other end communicate respectively have the sample cell that supplies the gaseous transport of sample and the conveyer pipe that supplies sour gaseous transport, the conveyer pipe internal rotation is connected with the lock post, and the axial cross-section of lock post is the same with the opening cross-section of conveyer pipe, and the lateral wall of casing is connected with the locking subassembly, and the lateral wall of casing is connected with the drain pipe, fixedly connected with condensation subassembly in the casing. Make the locking column rotate to the state of closing the conveyer pipe through the locking Assembly, make sample gas pass through, treat sample gas and pass through a period after, thereby rotate the locking column and make acid gas pass through, reduce the possibility of acid gas and sample gas reaction, this application has the effect that the measurement accuracy is high.

Description

Acid-adding type gas condenser

Technical Field

The application relates to the field of condenser equipment, in particular to an acid-adding type gas condenser.

Background

At present, in the CEMS (automatic flue gas detection system) installed in a coal-fired power plant, the gaseous pollutants are mostly detected by a cold-dry direct extraction method, and the cold-dry extraction method is mainly used for detecting SO2 and NOX.

The existing Chinese utility model with the publication number of CN209132083U discloses an acid-adding type gas condenser, wherein a primary condenser pipe, a secondary condenser pipe and a dew point instrument are sequentially arranged in the acid-adding type gas condenser; the primary condenser pipe is an acid-adding direct-cooling condenser pipe and comprises an air inlet, an air outlet, an acid adding port and a liquid outlet; the second-stage condenser pipe is a direct-cooling condenser pipe and comprises an air inlet, an air outlet and a liquid outlet.

With respect to the related art described above, since both the sample gas and the acid gas enter from the gas inlet, the inventors have considered that there is a problem that the sample gas may react with the acid gas at the gas inlet.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the sample gas at the gas inlet can react with the acid gas, the application provides an acid-adding type gas condenser.

The application provides a add sour formula gas condenser adopts following technical scheme:

the utility model provides a acidification formula gas condenser, includes inside hollow casing, be provided with the condenser pipe in the casing, the feed end of condenser pipe passes casing and its tip fixedly connected with bi-pass and connects, and the one end and the condenser pipe intercommunication that the bi-pass connects, the other end communicate respectively have the sample cell that supplies sample gas to carry and supply the conveyer pipe of sour gas transport, conveyer pipe internal rotation is connected with the lock post that is used for breaking off or feeds through acid gas, and the axial cross-section of lock post is the same with the opening cross-section of conveyer pipe, and the lateral wall of casing is connected with and is used for making the lock post rotate or static locking Assembly, and the lateral wall of casing is connected with the drain pipe that is used for collecting the condenser pipe discharge end produced condensate, and fixedly connected with is used for the refrigerated condensing Assembly of sample gas in the casing.

Through adopting above-mentioned technical scheme, when needs detect sample gas, at first make sample gas pass through in the sample cell gets into the condenser pipe, conveyer pipe at this moment is in the closed condition, after sample gas lets in, rotate the locking post through locking subassembly, supply sour gas to let in, sample gas condenses into sample liquid under the effect of condensation subassembly, sample liquid reacts with sour gas, thereby the content of pollutant in the detection sample is detected to the consumption through detecting sour gas, because sample gas and sour gas let in proper order, thereby the possibility that detection error appears in the in-process that sample gas and sour gas got into just beginning to react has been reduced.

Optionally, the locking subassembly includes the axis of rotation of following vertical direction and wearing to establish the conveyer pipe, and the axis of rotation rotates to be connected in the lateral wall of conveyer pipe, and axis of rotation and locking post fixed connection and locking post use the axis of rotation to rotate as the center of rotation, and the lateral wall fixedly connected with of casing is used for making axis of rotation pivoted driving piece.

Through adopting above-mentioned technical scheme, under the effect of driving piece, the rotation axis takes place to rotate, and when the axis of locking post axial cross-section and conveyer pipe was perpendicular, the unable conveying of acid gas this moment, when the axis of locking post axial cross-section and conveyer pipe is out of plumb, acid gas accessible conveyer pipe this moment is carried to the condenser pipe in.

Optionally, a condensation tank is formed in the upper surface of the shell, the condensation assembly comprises a liquid conveying pipe fixedly connected to the side wall of the condensation tank and used for conveying condensate, one end of the liquid conveying pipe extending into the shell is communicated with a spraying pipe used for spraying condensate to the condensation pipe, one end of the spraying pipe far away from the liquid conveying pipe is closed, and a spraying hole for allowing condensate to flow out is formed in the side wall of the spraying pipe; the lower surface intercommunication of casing has the connecting pipe that supplies the condensate to flow out, and the upper end of connecting pipe is located the casing and flushes with the lateral wall of casing inner surface.

Through adopting above-mentioned technical scheme, the condensate sprays to the lateral wall of condenser pipe through spraying the hole, because the gaseous temperature of sample is high, under the effect of heat exchange, the gaseous condensation of sample forms sample liquid.

Optionally, the condensation duct is sine-wave shaped or cosine-wave shaped.

Through adopting above-mentioned technical scheme, through setting up the condenser pipe into sine wave form or cosine wave form, increased the condenser pipe in the area of casing, increased the condensation area of sample gas promptly, improved the liquefaction effect of sample gas.

Optionally, the condenser pipe is kept away from the one end intercommunication of conveyer pipe and is had a branch appearance pipe, divides in the appearance pipe along horizontal direction fixedly connected with branch model, divides the model to divide appearance pipe top-down to separate and be formed with gas tank and liquid tank, gas tank and condenser pipe intercommunication, liquid tank and drain pipe intercommunication divide the appearance board to run through and offer a plurality of partition holes that are used for communicateing gas tank and liquid tank.

Through adopting above-mentioned technical scheme, through setting up gas tank and liquid groove, make the sample liquid after the condensation flow into the liquid groove through separating the hole in, thereby reduce to have a small amount of sample gas in the branch appearance pipe and influence the measuring result.

Optionally, the edge of the separation hole is fixedly connected with a separation pipe, and the upper end of the separation pipe is flush with the upper surface of the separation plate.

By adopting the technical scheme, the stroke of the sample gas entering the liquid tank is increased by arranging the separation pipe, so that the sample gas fully condenses into liquid on the inner side wall of the gas tank or the separation pipe and then enters the liquid tank.

Optionally, the condensing tube and the sample dividing tube are obliquely arranged from top to bottom along the conveying direction of the sample gas.

Through adopting above-mentioned technical scheme, with condenser pipe and branch appearance pipe slope setting, increase the flow velocity of sample liquid, reduce the dwell time of sample liquid in the casing, thereby reduce the dwell time overlength and take place the possibility of side reaction.

Optionally, the circumferential side wall of the locking column is fixedly connected with a sealing ring, the inner side wall of the sealing ring is fixedly connected with the locking column, and the outer side wall of the sealing ring is abutted to the inner side wall of the conveying pipe.

Through adopting above-mentioned technical scheme, through setting up the sealing washer, reduce the possibility that sample gas leaked.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the locking column, the sample gas and the acid gas enter in sequence, so that the possibility that the detection effect is influenced by the reaction of the sample gas and the acid gas at the feed end of the condensing tube is reduced;

2. the condensate is sprayed on the surface of the condensing tube through the spraying holes, and the sample gas is condensed through the heat exchange between the condensing tube and the sample gas;

3. the condenser pipe is set to be sine wave-shaped or cosine wave-shaped, so that the contact area of the condenser pipe and the condensate is increased, and the condensation rate of the sample gas is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a locking assembly according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a spray hole according to an embodiment of the present application.

Fig. 5 is a schematic view of the internal structure of a sample dispensing tube according to an embodiment of the present application.

Description of reference numerals: 1. a housing; 2. mounting grooves; 3. a condenser tube; 4. a two-way joint; 5. a sample distributing pipe; 6. a liquid outlet pipe; 7. a condensing assembly; 8. a delivery pipe; 9. a sample tube; 10. a fixed mount; 11. a seal ring; 12. a locking assembly; 13. a rotating shaft; 14. a locking post; 15. a drive member; 20. a condensation tank; 21. a transfusion tube; 22. a spray tube; 23. a spray orifice; 24. a liquid outlet groove; 25. a connecting pipe; 26. dividing the sample plate; 27. a gas tank; 28. a liquid tank; 29. a separation hole; 30. separating the tubes.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses add sour formula gas condenser. Referring to fig. 1 and 2, the condenser includes casing 1, mounting groove 2 has been seted up to casing 1's inside cavity and inside cavity department, install condenser pipe 3 in the casing 1, casing 1 and its tip threaded connection have bi-pass joint 4 are passed to condenser pipe 3's one end, sample gas and acid gas accessible bi-pass joint 4 send into in condenser pipe 3, condenser pipe 3's other end intercommunication has the branch appearance pipe 5 that is used for separating sample gas and sample liquid, divide the one end and the condenser pipe 3 intercommunication of appearance pipe 5, the other end intercommunication has drain pipe 6, and drain pipe 6 passes casing 1's lateral wall and is used for sending out the sample liquid after the condensation, the last fixed surface of mounting groove 2 is connected with condensation component 7 that is used for spraying the condensate.

Referring to fig. 2 and 3, one end of the two-way joint 4 is in threaded connection with the condenser tube 3, the other end of the two-way joint 4 is connected with a delivery pipe 8 and a sample tube 9 respectively, the delivery pipe 8 is used for delivering the acid gas into the condenser tube 3, and the sample tube 9 is used for delivering the sample gas into the condenser tube 3.

Referring to fig. 2 and 3, a side wall of the conveying pipe 8 is fixedly connected with a locking assembly 12 for communicating or closing the conveying pipe 8, the locking assembly 12 includes a rotating shaft 13 penetrating the conveying pipe 8 along the vertical direction, and the rotating shaft 13 is in sealing fit with the conveying pipe 8 to prevent leakage of the sample gas, one end of the rotating shaft 13 extending into the conveying pipe 8 is welded with a locking column 14, the locking column 14 is cylindrical, a circumferential side wall of the locking column 14 is fixedly connected with a sealing ring 11 through glue, the sealing ring 11 is in sealing fit with an inner side wall of the conveying pipe 8, an axial section of the sealing ring 11 is the same as an opening section of the conveying pipe 8, the locking column 14 rotates by taking an axis of the rotating shaft 13 as a rotation center, when the axial section of the locking column 14 is perpendicular to the axis of the conveying pipe 8, the conveying pipe 8 at the moment is closed, and conveying of the acid gas is stopped.

Referring to fig. 2, the condenser tube 3 in the mounting groove 2 is bent and circuitous, the condenser tube 3 is integrally sine-wave-shaped or cosine-wave-shaped, the condenser tube 3 is bent, the contact area of the condenser tube 3 and condensate released by the condensing assembly 7 is increased, the condensing effect is improved, and the sample gas can be rapidly condensed into the sample liquid.

Referring to fig. 2 and 4, a condensation groove 20 is formed in the upper surface of the shell 1, the condensation groove 20 is cylindrical, the condensation component 7 comprises an infusion tube 21 welded to the side wall of the condensation groove 20, the infusion tube 21 is arranged in the vertical direction, one end of the infusion tube 21 is located outside the shell 1, the other end of the infusion tube 21 extends into the mounting groove 2, the end of the infusion tube is welded with a spray pipe 22, the spray pipe 22 is communicated with the infusion tube 21, the spray pipe 22 is arranged in the horizontal direction, one end, far away from the infusion tube 21, of the spray pipe 22 is in a closed state, a plurality of spray holes 23 are formed in the lower surface of the spray pipe 22, and the spray holes 23 are distributed at intervals in the length direction of the spray pipe 22; the condensate enters from the upper end of the infusion tube 21, flows into the spray tube 22 and flows out from the spray holes 23 of the spray tube 22, and the condensate flows to the outer surface of the condensation tube 3, so that the surface temperature of the condensation tube 3 is reduced, and the condensation speed of the sample gas is increased.

Referring to fig. 2, the lower surface of mounting groove 2 is provided with a liquid outlet groove 24 for the condensate to flow out of casing 1, liquid outlet groove 24 is provided at one end of mounting groove 2 close to delivery pipe 8, and the lower surface of mounting groove 2 is inclined from top to bottom towards the direction of delivery pipe 8 by liquid outlet pipe 6, thereby when the condensate flows to the lower surface of mounting groove 2, the condensate flows towards the direction of liquid outlet groove 24 along the inclined direction of the lower surface of mounting groove 2. The lateral wall welding of mounting groove 2 has connecting pipe 25, and the upper surface of connecting pipe 25 flushes with the lower surface of mounting groove 2, thereby the lower extreme of connecting pipe 25 passes casing 1 and makes the condensate flow out of casing 1 from mounting groove 2 outside.

Referring to fig. 5, the sample distributing pipe 5 is integrally rectangular, a sample distributing plate 26 is welded in the sample distributing pipe 5, and the sample distributing plate 26 is arranged along the horizontal direction, so that the sample distributing pipe 5 is divided into a gas groove 27 and a liquid groove 28, the gas groove 27 and the liquid groove 28 are sequentially arranged from top to bottom, the gas groove 27 is communicated with the condensing pipe 3, the liquid groove 28 is communicated with the liquid outlet pipe 6, a plurality of dividing holes 29 are formed in the upper surface of the sample distributing plate 26 in a penetrating manner, and the dividing holes 29 are arranged in a matrix manner on the upper surface of the sample distributing plate 26. The sample gas enters the gas tank 27 from the condensation tube 3, wherein a small amount of uncondensed sample gas present in the condensation tube 3 remains in the gas tank 27, and the sample liquid enters the liquid tank 28 along with the separation hole 29, thereby separating the uncondensed sample gas and the sample liquid.

Referring to fig. 5, a separation tube 30 for guiding the sample liquid to the liquid tank 28 is welded to the edge of the separation hole 29, the separation tube 30 is arranged in the vertical direction, and by arranging the separation tube 30, the distance of the sample gas entering the liquid tank 28 is increased, and the sample gas can be condensed when contacting the inner wall of the separation tube 30. The condensation pipe 3 and the sample distributing pipe 5 are obliquely arranged along the conveying direction of the sample gas, so that the flowing speed of the sample liquid is improved, and the possibility that the sample liquid stays in the condensation pipe 3 and the sample distributing pipe 5 for too long time to cause side reaction is reduced.

The implementation principle of the acid-adding gas condenser in the embodiment of the application is as follows: when the content of pollutants in the sample gas needs to be detected, the locking column 14 is rotated to the position for closing the conveying pipe 8, the sample pipe 9 at the moment conveys the sample, when the sample gas is conveyed into the condensation pipe 3, the conveying pipe 8 is opened by rotating the locking column 14 so as to convey the acid gas, the condensate liquid is introduced into the liquid conveying pipe 21 at the moment to condense the sample gas, the condensed sample gas reacts with the acid gas, and the content of the pollutants is detected by detecting the amount of the introduced acid gas and the variation of the sample gas.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An acid gas condenser comprising a hollow interior shell (1), characterized in that: a condenser pipe (3) is arranged in the shell (1), the feed end of the condenser pipe (3) penetrates through the shell (1), the end part of the condenser pipe is fixedly connected with a two-way joint (4), one end of the two-way joint (4) is communicated with the condenser pipe (3), the other end of the two-way joint is respectively communicated with a sample pipe (9) for conveying sample gas and a conveying pipe (8) for conveying acidic gas, the utility model discloses a condenser, including conveyer pipe (8), conveyer pipe (8) internal rotation is connected with and is used for interrupting or communicates acid gas's locking post (14), the axle cross-section of locking post (14) is the same with the opening cross-section of conveyer pipe (8), the lateral wall of casing (1) is connected with and is used for making locking post (14) rotate or static locking Assembly (12), the lateral wall of casing (1) is connected with drain pipe (6) that are used for collecting condenser pipe (3) discharge end play condensate, fixedly connected with is used for condensing Assembly (7) with sample gas cooling in casing (1).

2. The acid gas condenser as claimed in claim 1, wherein: locking Assembly (12) are including wearing to establish axis of rotation (13) of conveyer pipe (8) along vertical direction, and axis of rotation (13) rotate to be connected in the lateral wall of conveyer pipe (8), and axis of rotation (13) and locking post (14) fixed connection and locking post (14) use axis of rotation (13) to rotate as the center of rotation, and the lateral wall fixedly connected with of casing (1) is used for making axis of rotation (13) pivoted driving piece (15).

3. The acid gas condenser as claimed in claim 1, wherein: a condensation groove (20) is formed in the upper surface of the shell (1), the condensation component (7) comprises a liquid conveying pipe (21) which is fixedly connected to the side wall of the condensation groove (20) and used for conveying condensate, one end, extending into the shell (1), of the liquid conveying pipe (21) is communicated with a spraying pipe (22) used for spraying condensate to the condensation pipe (3), one end, far away from the liquid conveying pipe (21), of the spraying pipe (22) is closed, and a spraying hole (23) for allowing condensate to flow out is formed in the side wall of the spraying pipe (22); the lower surface of casing (1) intercommunication has connecting pipe (25) that supply the condensate to flow out, and the upper end of connecting pipe (25) is located casing (1) and flushes with the lateral wall of casing (1) interior lower surface.

4. The acid gas condenser as claimed in claim 1, wherein: the condensation pipe (3) is in sine wave shape or cosine wave shape.

5. The acid gas condenser as claimed in claim 1, wherein: one end intercommunication that conveyer pipe (8) were kept away from in condenser pipe (3) has branch appearance pipe (5), divide in appearance pipe (5) along horizontal direction fixedly connected with branch sample board (26), divide sample board (26) to separate sample pipe (5) top-down and be formed with gas tank (27) and liquid groove (28), gas tank (27) and condenser pipe (3) intercommunication, liquid groove (28) and drain pipe (6) intercommunication, divide sample board (26) to run through and offer a plurality of separation holes (29) that are used for communicateing gas tank (27) and liquid groove (28).

6. An acid-added gas condenser as claimed in claim 5, wherein: the edge of the separation hole (29) is fixedly connected with a separation pipe (30), and the upper end of the separation pipe (30) is flush with the upper surface of the sample distribution plate (26).

7. An acid-added gas condenser as claimed in claim 5, wherein: the condensation pipe (3) and the sample distribution pipe (5) are obliquely arranged from top to bottom along the conveying direction of the sample gas.

8. An acid-added gas condenser as claimed in claim 2, wherein: the circumference lateral wall fixedly connected with sealing washer (11) of locking post (14), the inside wall and the locking post (14) fixed connection of sealing washer (11), the lateral wall of sealing washer (11) and the inside wall butt of conveyer pipe (8).