CN219657237U

CN219657237U - Desulfurizing tower sampling device for thermoelectric

Info

Publication number: CN219657237U
Application number: CN202321225918.7U
Authority: CN
Inventors: 陆海峰
Original assignee: Saintyear Holding Group Hangzhou Thermoelectric Co ltd
Current assignee: Saintyear Holding Group Hangzhou Thermoelectric Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-09-08
Anticipated expiration: 2033-05-17

Abstract

The utility model relates to a sampling device of a thermoelectric desulfurizing tower, and belongs to the field of desulfurizing towers. The desulfurizing device comprises a flow guide pipe, a sampling pipe and a sampling piece, wherein a liquid taking hole is formed in the desulfurizing tower, the flow guide pipe is horizontally arranged outside the desulfurizing tower and opposite to the liquid taking hole, the sampling pipe is arranged at one end of the flow guide pipe outside the desulfurizing tower, the sampling piece is arranged on the desulfurizing tower and located at one side of the flow guide pipe, and the sampling piece is used for controlling the on-off of the flow guide pipe. The utility model has the effect of facilitating the sampling of the slurry in the desulfurizing tower.

Description

Desulfurizing tower sampling device for thermoelectric

Technical Field

The utility model relates to the field of desulfurizing towers, in particular to a desulfurizing tower sampling device for thermoelectric power.

Background

The common equipment in the thermal power plant during the desulfurization tower is tower equipment for desulfurizing the industrial waste gas generated in the thermoelectric production process. In the operation process of the flue gas desulfurization system of the thermal power plant, the pH value is used as an important index in the desulfurization system, and a worker is required to collect a slurry sample in the desulfurization tower to monitor the pH value of the slurry in the desulfurization tower in real time so as to ensure that the desulfurization system is operated safely and stably.

At present, most enterprises adopt a gypsum discharge pump and a slurry circulating pump for sampling, wherein the gypsum discharge pump has the defects of low sampling cost, low efficiency, large sampling loss and poor precision, and slurry samples collected by the gypsum discharge pump have poor flowability and poor sample quality. The slurry circulating pump has the characteristics of high sampling cost, difficult maintenance and low safety coefficient, and the slurry after being sampled by the slurry circulating pump needs to be returned into the desulfurizing tower through a pipeline, and the pipeline is easy to wear and permeate, so that the on-site maintenance is difficult.

The chinese patent of current application publication No. CN113203597a discloses a desulfurizing tower sampling device for thermal power plant, and it specifically discloses a cylinder sample piece, and the feed liquor end that the sample piece is located in the desulfurizing tower is gone up and is seted up the feed liquor hole, and spheroid and first elastic component are installed to the feed liquor hole, installs the sample piece in the one end that the sample piece is located outside the desulfurizing tower. When sampling the slurry in the desulfurizing tower, the ball is driven to move by the sampling piece, and the slurry in the desulfurizing tower is sampled by the feeding hole.

To above-mentioned related art, the sample piece inner structure is complicated, and after taking a sample for a long time, the thick liquid in the desulfurizing tower probably can lead to the fact corrosivity to structures such as the internal spring of sample piece, steel ball, and the corrosion of these fine structure can influence the normal use of sample piece, is inconvenient for taking a sample to the thick liquid in the desulfurizing tower.

Disclosure of Invention

In order to facilitate sampling of slurry in a desulfurizing tower, the utility model provides a desulfurizing tower sampling device for thermoelectric.

The utility model provides a sampling device of a desulfurizing tower for thermoelectric, which adopts the following technical scheme:

the utility model provides a desulfurizing tower sampling device for heat and power, includes honeycomb duct, sampling tube and sampling piece, the liquid taking hole has been seted up on the desulfurizing tower, the honeycomb duct level sets up outside the desulfurizing tower and just right with the liquid taking hole mutually, the sampling tube sets up the one end that the honeycomb duct is located outside the desulfurizing tower, the sampling piece sets up on the desulfurizing tower and is located one side of honeycomb duct, the sampling piece is used for controlling the break-make of honeycomb duct.

By adopting the technical scheme, the on-off of the flow guide pipe is controlled by the sampling part, and when the inside of the desulfurizing tower in the flow guide pipe is communicated, the slurry in the desulfurizing tower flows into the sampling pipe through the flow guide pipe; after the sufficient thick liquid is collected in the sampling tube, through sampling piece control honeycomb duct and the inside wall of desulfurizing tower, take out the sampling tube, accomplish the sample to be convenient for take a sample to the thick liquid in the desulfurizing tower.

Optionally, the honeycomb duct is located the outer one end of desulfurizing tower and seals the setting, the screw hole has been seted up in the downside intercommunication of honeycomb duct, the sampling tube passes through the screw hole and can dismantle the connection on the honeycomb duct.

Through adopting above-mentioned technical scheme, sampling tube threaded connection is on the honeycomb duct, and the screw thread makes and is connected closely between sampling tube and the honeycomb duct, is convenient for dismantle the installation with the sampling tube on the honeycomb duct simultaneously.

Optionally, the sampling tube is a transparent tube body, and scale marks are arranged on the outer wall of the sampling tube.

Through adopting above-mentioned technical scheme, the sampling tube is transparent body, is provided with the scale mark on the outer wall of sampling tube to be convenient for control the thick liquid volume of taking a sample.

Optionally, a first flange is arranged on the desulfurizing tower, and the flow guiding pipe is connected with the first flange.

Through adopting above-mentioned technical scheme, the honeycomb duct is connected and is installed on first flange, and first flange installs outside the desulfurizing tower, and first flange makes the honeycomb duct be convenient for install on the desulfurizing tower to connection stability and leakproofness between honeycomb duct and the desulfurizing tower have been guaranteed to first flange.

Optionally, the sampling piece includes pivot, second flange and shelters from the dish, the second flange sets up on the desulfurizing tower, the pivot rotates and sets up on the second flange, just in the pivot extends to the desulfurizing tower, shelter from the dish setting in the one end that the pivot is located the desulfurizing tower, shelter from the dish and be gapped disc, shelter from the dish and shelter from the liquid hole.

Through adopting above-mentioned technical scheme, the second flange is installed on the desulfurizing tower for the pivot can be stably installed on the desulfurizing tower and guaranteed the leakproofness between pivot and the desulfurizing tower, and the drive pivot rotates, and the shielding plate rotates to when being opposite with getting the liquid hole, and the shielding plate shelters from the liquid hole, and when the breach department of shielding the plate rotates to when being opposite with getting the liquid hole, get liquid hole and inside being linked together of desulfurizing tower, make thick liquid can flow into to getting in the material pipe through the honeycomb duct, reach the effect of the break-make of the control honeycomb duct of being convenient for.

Optionally, the desulfurizing tower is interior and be located pivot department and be provided with the bed course, the bed course surface is level and smooth, just shelter from the dish and contradict with the bed course surface.

Through adopting above-mentioned technical scheme, be provided with the bed course in the desulfurizing tower for the inner wall of desulfurizing tower pivot department is level and smooth, is convenient for shelter from the dish and rotates, makes simultaneously and shelters from laminating closely between the dish desulfurizing tower inner wall, promotes the leakproofness of honeycomb duct and desulfurizing tower.

Optionally, the pivot is provided with the rotating head on the one end that is located the desulfurizing tower outside, the jack has been seted up on the rotating head, wear to be equipped with the driving lever in the jack.

By adopting the technical scheme, when the rotating shaft is driven to rotate, the deflector rod is inserted into the rotating head, and the rotating shaft is driven to rotate through the deflector rod; after the sampling is completed, the deflector rod is pulled out from the jack, and the rotating shaft is inconvenient to drive to rotate, so that slurry leakage caused by rotating the rotating shaft due to false touch is avoided to a certain extent.

Optionally, a valve is arranged on the diversion pipe.

Through adopting above-mentioned technical scheme, install the valve on the honeycomb duct, further control the break-make of honeycomb duct, through the cooperation control honeycomb duct break-make of sampling piece and valve during the sample, further promote the sealing performance of honeycomb duct.

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

1. the on-off of the flow guide pipe is controlled by the sampling piece, and when the inside of the desulfurizing tower in the flow guide pipe is communicated, slurry in the desulfurizing tower flows into the sampling pipe through the flow guide pipe; after a sufficient amount of slurry is collected in the sampling tube, the flow guide tube is controlled to be separated from the inside of the desulfurizing tower through the sampling piece, the sampling tube is taken out, and sampling is completed, so that the slurry in the desulfurizing tower is conveniently sampled;

2. the second flange is arranged on the desulfurizing tower, so that the rotating shaft can be stably arranged on the desulfurizing tower, the tightness between the rotating shaft and the desulfurizing tower is ensured, the rotating shaft is driven to rotate, the shielding disc rotates to be opposite to the liquid taking hole, the liquid taking hole is shielded by the shielding disc, when the notch of the shielding disc rotates to be opposite to the liquid taking hole, the liquid taking hole is communicated with the inside of the desulfurizing tower, and slurry can flow into the liquid taking pipe through the flow guiding pipe, so that the effect of conveniently controlling the on-off of the flow guiding pipe is achieved;

3. and a valve is arranged on the flow guide pipe, the on-off of the flow guide pipe is further controlled, and the on-off of the flow guide pipe is controlled through the matching of the sampling piece and the valve during sampling, so that the sealing performance of the flow guide pipe is further improved.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present utility model.

Fig. 2 is a schematic view for showing the internal structure of the desulfurizing tower in the embodiment of the present utility model.

Reference numerals illustrate:

1. a flow guiding pipe; 11. a first flange; 2. a sampling tube; 21. scale marks; 3. sampling a sample piece; 31. a rotating shaft; 32. a second flange; 33. a shielding plate; 34. a rotating head; 341. a jack; 35. a deflector rod; 4. a liquid taking hole; 5. a cushion layer; 6. and (3) a valve.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-2.

The embodiment of the utility model discloses a sampling device of a thermoelectric desulfurizing tower, which is shown in fig. 1 and 2, and comprises a flow guide pipe 1, a sampling pipe 2 and a sampling piece 3, wherein a liquid taking hole 4 is formed in the desulfurizing tower, the liquid taking hole 4 penetrates through the inside and the outside of the desulfurizing tower, the flow guide pipe 1 is horizontally and fixedly arranged on the outer wall of the desulfurizing tower and is opposite to the liquid taking hole 4, and slurry flowing out of the liquid taking hole 4 flows into the flow guide pipe 1. The sampling tube 2 is installed on the honeycomb duct 1, and the extracting tube is located the one end that honeycomb duct 1 is located outside the desulfurizing tower, and sampling piece 3 is installed on the desulfurizing tower and is located one side of honeycomb duct 1, and sampling piece 3 is used for controlling the break-make of honeycomb duct 1.

Under normal working conditions, the flow guide pipe 1 is controlled to be disconnected through the sampling piece 3, and slurry in the desulfurizing tower cannot flow into the sampling pipe 2 through the flow guide pipe 1; when sampling the slurry in the desulfurizing tower, the sampling piece 3 is used for controlling the flow guide pipe 1 to be opened, the slurry in the desulfurizing tower flows into the sampling pipe 2 through the flow guide pipe 1, and the sampling of the slurry in the desulfurizing tower is realized.

Referring to fig. 1 and 2, a first flange 11 is installed on the outer wall of the desulfurizing tower and outside the liquid taking hole 4, and the draft tube 1 is fixedly connected to the first flange 11. The first flange 11 makes the draft tube 1 be convenient for dismantle the installation from the desulfurizing tower to the connection stability and the leakproofness between draft tube 1 and the desulfurizing tower have been guaranteed to first flange 11. The honeycomb duct 1 is located the outer one end of desulfurizing tower and seals the setting, has offered the screw hole in the downside of honeycomb duct 1, and the screw hole is linked together with the runner of honeycomb duct 1, and sampling tube 2 is upper end open-ended cavity body, is provided with the screw thread at the upper end edge of sampling tube 2, and sampling tube 2 can dismantle through the screw hole and connect on honeycomb duct 1. The setting of screw hole and screw thread is convenient for dismantle the installation with sampling tube 2 on honeycomb duct 1, makes simultaneously and is connected inseparably between sampling tube 2 and the honeycomb duct 1. The sampling tube 2 is a transparent tube body, and the outer wall of the sampling tube 2 is provided with graduation marks 21 for displaying the volume of the slurry in the sampling tube 2. The transparent sampling tube 2 and the graduation marks 21 are convenient for sampling staff to master the slurry amount in the sampling tube 2 at any time, so that insufficient slurry sampling amount or slurry waste is avoided.

Referring to fig. 1 and 2, the sampling member 3 includes a rotation shaft 31, a second flange 32 and a shielding plate 33, the second flange 32 is disposed on an outer wall of the desulfurizing tower and located at one side of the first flange 11, the rotation shaft 31 is rotatably disposed on the second flange 32, and one end of the rotation shaft 31 horizontally extends into the desulfurizing tower. The shielding plate 33 is a disc, a fan-shaped notch is formed in the shielding plate 33, the shielding plate 33 is arranged at one end of the rotating shaft 31, which is located in the desulfurizing tower, the shielding plate 33 is fixedly connected with the rotating shaft 31, and the shielding plate 33 is used for shielding the liquid taking hole 4 in the inner wall of the desulfurizing tower. The cushion layer 5 is fixedly arranged in the desulfurizing tower and positioned at the rotating shaft 31, one side of the cushion layer 5 is attached to the inner wall of the desulfurizing tower, the other side of the cushion layer is a plane, the shielding disc 33 is attached to the plane of the cushion layer 5, and the liquid taking hole 4 also penetrates through the cushion layer 5 and is connected with the inside of the desulfurizing tower.

The rotating shaft 31 is driven to rotate, the tray body of the shielding tray 33 is rotated to be opposite to the liquid taking hole 4, the shielding tray 33 shields the liquid taking hole 4, and the honeycomb duct 1 is separated from the inside of the desulfurizing tower. When the notch of the shielding disc 33 rotates to be opposite to the liquid taking hole 4, the liquid taking hole 4 is communicated with the inside of the desulfurizing tower, so that slurry can flow into the material taking pipe through the flow guiding pipe 1, and the effect of conveniently controlling the on-off of the flow guiding pipe 1 is achieved.

Referring to fig. 1 and 2, a rotating head 34 is provided at one end of the rotating shaft 31 located outside the desulfurizing tower, a jack 341 is provided on the rotating head 34 perpendicular to the length direction of the rotating shaft 31, a deflector rod 35 is provided in the jack 341 in a penetrating manner, and a convex anti-falling block is mounted at one end of the deflector rod 35. When the rotating shaft 31 is driven to rotate, the deflector rod 35 is inserted into the jack 341, the deflector rod 35 is driven to rotate, and then the rotating shaft 31 is driven to rotate, so that the effect of driving the shielding disc 33 to rotate is achieved. After rotating the rotating shaft 31, one end of the deflector rod 35 with the anti-falling block is located above, the deflector rod 35 is prevented from falling off from the rotating head 34, and the deflector rod 35 is not required to be inserted and pulled out on the anti-falling block for multiple times, so that the operation is convenient.

Referring to fig. 1, a valve 6 is further installed on the flow guiding pipe 1, and the valve 6 further controls on-off of the flow guiding pipe 1, so as to improve tightness between the flow guiding pipe 1 and the desulfurizing tower and avoid leakage of slurry from the flow guiding pipe 1. When sampling the slurry in the desulfurizing tower, the shielding plate 33 is rotated until the notch is opposite to the liquid taking hole 4, and meanwhile, the valve 6 is opened to sample the slurry in the desulfurizing tower.

The embodiment of the utility model provides a sampling device of a desulfurizing tower for thermoelectric, which is implemented by the following principle: the deflector rod 35 is inserted into the jack 341, the deflector rod 35 is driven to drive the rotating shaft 31 to rotate, the notch of the rotating disc is rotated to be opposite to the liquid taking hole 4, meanwhile, the valve 6 is opened, slurry in the desulfurizing tower flows into the liquid taking pipe through the flow guide pipe 1, the valve 6 is closed, and the rotating disc is rotated to be opposite to the liquid taking hole 4, so that sampling is completed.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a thermoelectric desulfurizing tower sampling device which characterized in that: including honeycomb duct (1), sampling tube (2) and sampling piece (3), set up on the desulfurizing tower and get liquid hole (4), honeycomb duct (1) level sets up outside the desulfurizing tower and just right with getting liquid hole (4), sampling tube (2) set up the one end outside honeycomb duct (1) are located the desulfurizing tower, sampling piece (3) set up on the desulfurizing tower and are located one side of honeycomb duct (1), sampling piece (3) are used for controlling the break-make of honeycomb duct (1).

2. The desulfurizing tower sampling apparatus for heat and power according to claim 1, wherein: the utility model discloses a desulfurization tower, including honeycomb duct, honeycomb duct (1), screw hole, sampling tube (2), screw hole, honeycomb duct (1) are located the outer one end of desulfurizing tower and seal the setting, screw hole has been seted up in the downside intercommunication of honeycomb duct (1), sampling tube (2) can dismantle through the screw hole and connect on honeycomb duct (1).

3. The desulfurizing tower sampling apparatus for heat and power according to claim 1, wherein: the sampling tube (2) is a transparent tube body, and graduation lines (21) are arranged on the outer wall of the sampling tube (2).

4. The desulfurizing tower sampling apparatus for heat and power according to claim 1, wherein: the desulfurizing tower is provided with a first flange (11), and the honeycomb duct (1) is connected with the first flange (11).

5. The desulfurizing tower sampling apparatus for heat and power according to claim 1, wherein: the sampling piece (3) comprises a rotating shaft (31), a second flange (32) and a shielding disc (33), wherein the second flange (32) is arranged on the desulfurizing tower, the rotating shaft (31) is rotatably arranged on the second flange (32), the rotating shaft (31) extends into the desulfurizing tower, the shielding disc (33) is arranged at one end of the rotating shaft (31) located in the desulfurizing tower, the shielding disc (33) is a disc with a notch, and the shielding disc (33) shields the liquid taking hole (4).

6. The desulfurizing tower sampling apparatus for heat and power according to claim 5, wherein: the desulfurization tower is internally provided with a cushion layer (5) at the position of the rotating shaft (31), the surface of the cushion layer (5) is smooth, and the shielding disc (33) is in contact with the surface of the cushion layer (5).

7. The desulfurizing tower sampling apparatus for heat and power according to claim 5, wherein: the rotary shaft (31) is provided with a rotary head (34) at one end outside the desulfurizing tower, a jack (341) is arranged on the rotary head (34), and a deflector rod (35) is arranged in the jack (341) in a penetrating manner.

8. The desulfurizing tower sampling apparatus for heat and power according to claim 1, wherein: a valve (6) is arranged on the flow guide pipe (1).