CN208399221U - A kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant - Google Patents
A kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant Download PDFInfo
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- CN208399221U CN208399221U CN201821222517.5U CN201821222517U CN208399221U CN 208399221 U CN208399221 U CN 208399221U CN 201821222517 U CN201821222517 U CN 201821222517U CN 208399221 U CN208399221 U CN 208399221U
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Abstract
The utility model discloses a kind of high smoke temperature flue gas dust concentration Testing guns of thermal power plant, soot sampling tube and Pitot tube including the casing body of a gun and in the casing body of a gun, the tail end of soot sampling tube is connected on the Sampling Interface of automatic smokemeter by tracheae, the tube head back-to-back type of Pitot tube is bent outwardly, tail end is dynamic, fine pressure pipe passes through tracheae respectively and is connected on the dynamic pressure interface and static pressure interface of automatic smokemeter, the tail end of soot sampling tube and Pitot tube is dynamic, fine pressure pipe is respectively equipped with threeway, pass through threeway, keep the tail end of soot sampling tube and Pitot tube dynamic, fine pressure pipe is connect with automatic smokemeter and air compressor machine respectively.The utility model direct-on-line can purge the dynamic pressure tube and static tube of flue gas concentration Testing gun when testing pause, enhance the flexibility of on-the-spot test personnel operation, the efficiency of field test work is improved, while improving the safety and operability of field test.
Description
Technical field
The utility model relates to the high smoke temperature flue gas concentration the field of test technology of thermal power plant, specifically a kind of high cigarette of thermal power plant
Warm flue gas dust concentration Testing gun.
Background technique
The flue gas concentration test of the high smoke temperature flue gas of thermal power plant is measured with automatic Apparatus for Dust Content in Stack, existing automatic flue dust
The Testing gun of tester measurement is soot sampling tube and the 2 root skin trustships that outside is arranged with the casing body of a gun.Due to thermal power plant's height
Warm flue gas area flue-gas temperature is relatively high, generally at 100 DEG C or more, and the casing body of a gun, soot sampling tube and the Pitot tube of Testing gun
It is 304 stainless steel materials, heat transfer is rapid, and the casing body of a gun will soon generate heat, and operator needs using thick and heavy resistance to height
Fire stons mitten is operated, and when operation is very inflexible, is also easy to happen very much the safety accident of scald, production efficiency compared with
It is low, meanwhile, the time of test is also shorter, and continuity is poor.Carry out purging test rifle Pitot tube in flue dust when need
Remove connecting tube after carry out again, can not real-time online purging, also greatly affected working efficiency.
Summary of the invention
The purpose of this utility model is that in view of the deficiency of the prior art, providing one kind can purge and pacify online
Entirely, the high smoke temperature flue gas dust concentration Testing gun of the thermal power plant of operation readiness.
The purpose of this utility model is achieved through the following technical solutions:
A kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant, the flue dust including the casing body of a gun and in the casing body of a gun
Sampling pipe and Pitot tube, Pitot tube are standard S type backrest type Pitot tube, and the tail end of the soot sampling tube is connected to by tracheae
On the Sampling Interface of automatic smokemeter, the Pitot tube includes dynamic pressure tube and static tube, and the dynamic of Pitot tube, fine pressure pipe tube head lean against
Back formula is bent outwardly, and tail end is dynamic, fine pressure pipe is connected to the dynamic pressure interface and static pressure interface of automatic smokemeter by tracheae respectively
On, which is characterized in that it further include air compressor machine, the tail end of soot sampling tube and Pitot tube is dynamic, fine pressure pipe is respectively equipped with threeway, passes through
The threeway, makes that the tail end of soot sampling tube and Pitot tube is dynamic, fine pressure pipe is connect with automatic smokemeter and the air compressor machine respectively,
The threeway of the soot sampling tube tail end is equipped with sampling tube valve and sampling pipe purges valve, quiet with the automatic smokemeter
The threeway of crimping mouth connection is equipped with static tube purging valve and static tube Air blowing valve, the dynamic pressure with the automatic smokemeter connect
The threeway of mouth connection is equipped with dynamic pressure tube purging valve and dynamic pressure tube Air blowing valve.
In the further design scheme of the utility model, the tail end of above-mentioned Pitot tube is in casing-gun equipped with direction handle,
Dust concentration Testing gun is rotated by the handle of direction described in switch.
In the further design scheme of the utility model, above-mentioned soot sampling tube, Pitot tube, the casing body of a gun and threeway material
Matter is 316L stainless steel.
In the further design scheme of the utility model, which further includes high temperature resistant handle and handle rifle
Body casing, the high temperature resistant handle are fixed on the handle body of a gun casing, and the handle body of a gun casing is sheathed on described sleeve pipe
On the body of a gun, the handle body of a gun casing, which is equipped with, is fixed on the lock-nut with casing-gun for handle body of a gun casing.
In the further design scheme of the utility model, the both ends of the above-mentioned casing body of a gun, which are respectively equipped with, prevents the handle rifle
The baffle that body casing slides.
In the further design scheme of the utility model, above-mentioned high temperature resistant handle selection acidproof, corrosion-resistant, resistance to 200 is Celsius
Spend the silica gel of high temperature.
The utility model have it is following prominent the utility model has the advantages that
The design of handle body of a gun casing and insulation high-temperature-resistant handle in the utility model avoids site operation personnel and height
The direct contact of the flue gas concentration Testing gun body of a gun of temperature, eliminates interference of the electrostatic to site operation personnel in flue gas, makes scene
Operator is scalded and be greatly reduced by the risk of electrostatic interference by high temperature, and site operation personnel need to only wear common high temperature resistant work
Gloves do not need to wear thick and heavy high temperature resistant asbestos gloves, enhance the flexibility of on-the-spot test personnel operation, improve live examination
The efficiency of work is tested, while improving the safety and operability of field test；Handle body of a gun casing, insulation high-temperature-resistant handle
With the design of handle body of a gun casing lock-nut, site operation personnel can be made to adjust holding at any time according to live actual test condition
Posture, direction and the mode of on-the-spot test and method of flue gas concentration Testing gun enhance the flexible of field experiment personnel operation
Property, reduce the on-the-spot test time, improves work efficiency；Band valve is respectively equipped in the tail end of Pitot tube and soot sampling tube
Threeway, the soot sampling tube to flue gas concentration Testing gun, dynamic pressure tube, static tube can purge at any time, and can be temporary in test
Stopping time direct-on-line purges the dynamic pressure tube and static tube of flue gas concentration Testing gun, must be dense by flue gas when avoiding purging
The problem of degree Testing gun could purge after taking out and cooling down in flue gaging hole and the time is brought to waste, improves work efficiency.
The flue gas concentration Testing gun of the utility model can be in thermal power plant's high-temperature flue gas (100 DEG C or more) region (such as thermal power plant
Boiler export, economizer exit, denitration entrance, denitration outlet, conventional electric precipitator entrance, conventional electric precipitator outlet etc.) it opens
Open up flue gas concentration test job, and can again under 1000 DEG C of flue gas environmental conditions for a long time, it is continuous carry out flue gas concentration test job,
It is applied widely.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the high smoke temperature flue gas dust concentration Testing gun of thermal power plant in embodiment；
In figure, 1- Pitot tube, the 2- casing body of a gun, the automatic smokemeter of 3-, 4- air compressor machine, 5- static tube purges valve, and 6- is quiet
Pressure pipe purges valve, and 7- dynamic pressure tube purges valve, and 8- dynamic pressure tube purges valve, the direction 9- handle, 10- high temperature resistant handle, 11- handle
Body of a gun casing, 12- baffle, 13- lock-nut, 14- soot sampling tube, 15- sample tube valve, and 16- sampling pipe purges valve.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Referring to Fig. 1, the high smoke temperature flue gas dust concentration Testing gun of one of the utility model thermal power plant, dust concentration test
Rifle is matched with automatic smokemeter 3 and air compressor machine 4, and dust concentration Testing gun includes the casing body of a gun 2 and is set in the casing body of a gun 2
Soot sampling tube 14 and Pitot tube 1, high temperature resistant handle 10 and handle body of a gun casing 11, the tail end of soot sampling tube 14 passes through gas
Pipe is connected on the Sampling Interface of automatic smokemeter 3, and 14 diameter 12mm of soot sampling tube, wall thickness 2mm, length is according to practical need
It determines.Pitot tube 1 is Pitot tube.The casing body of a gun 2 is that cylindrical tube is tubular, diameter 32mm, wall thickness 1mm, length root
Factually border it needs to be determined that.The dynamic of Pitot tube 1, fine pressure pipe tube head back-to-back type are bent outwardly, and the dynamic of tail end, fine pressure pipe lead to respectively
Tracheae is crossed to be connected on the dynamic pressure interface and static pressure interface of automatic smokemeter 3, the tail end of soot sampling tube 14 and Pitot tube 1
Dynamic, fine pressure pipe is respectively equipped with threeway, by threeway, the dynamic of the tail end of Pitot tube 1, fine pressure pipe is made to pass through PTFE tube and automatic respectively
Smokemeter 3 and air compressor machine 4 connect, and the threeway of 14 tail end of soot sampling tube is equipped with sampling tube valve 15 and sampling pipe purges valve
16, the threeway connecting with the static pressure interface of automatic smokemeter 3 is equipped with static tube purging valve 5 and static tube Air blowing valve 6, with
The threeway of the dynamic pressure interface connection of automatic smokemeter 3 is equipped with dynamic pressure tube purging valve 7 and dynamic pressure tube Air blowing valve 8, sampling pipe
Purging valve 16, static tube Air blowing valve 6 and dynamic pressure tube Air blowing valve 8 are connected to air compressor machine 4 by tracheae respectively, sample pipe valve
Door 15, static tube purging valve 5 and dynamic pressure tube purging valve 7 are connected to the corresponding interface of automatic smokemeter 3 by tracheae respectively
On, convenient for being purged at any time to the soot sampling tube of Testing gun 14, dynamic pressure tube and static tube.The tail end of Pitot tube 1 is in casing
It is equipped with direction at the body of a gun 29, rotates Testing gun 9 by stirring direction, direction also has auxiliary instruction air-flow 9
Direction function.Soot sampling tube 14, Pitot tube 1, the casing body of a gun 2 and the material of threeway are 316L stainless steel.High temperature resistant handle 10
It is fixed on handle body of a gun casing 11, diameter 36mm, length 15cm, the wall thickness 1mm of handle body of a gun casing 11, handle body of a gun casing
11 are sheathed on the casing body of a gun 2, and handle body of a gun casing 11 can be in body of a gun cross-wise direction around body of a gun 360 degree rotation.Handle body of a gun set
Pipe 11 is equipped with the lock-nut 13 being fixed on handle body of a gun casing 11 on the casing body of a gun 2.The both ends of the casing body of a gun 2 are set respectively
There is the baffle 12 for preventing handle body of a gun casing 11 from sliding.Baffle 12 can effectively prevent handle body of a gun casing 11 to skid off the casing body of a gun 2,
Improve the safety and operability of field test.The length 10cm of high temperature resistant handle 10, height 10cm, high temperature resistant handle 10
Select the silica gel of acidproof, corrosion-resistant, resistance to 200 celsius temperatures.In the present embodiment the model 3012H-D of automatic smokemeter 3 from
Dynamic smokemeter.
The flue gas concentration Testing gun entirety Intensive Design of the utility model, it is firm firm, it is easy to operate.It can be in thermal power plant
100 DEG C of area above of high-temperature flue gas such as power plant boiler outlet, economizer exit, denitration entrance, denitration outlet, conventional electric precipitation
Flue gas concentration test job is carried out in device entrance, the outlet of conventional electric precipitator etc., and can be long under 1000 DEG C of flue gas environmental conditions again when
Between, it is continuous carry out flue gas concentration test and flue gas flow rate test job, it is applied widely.
In the present embodiment, the design of handle body of a gun casing 11 and insulation high-temperature-resistant handle 10 avoids site operation personnel
With directly contacting for the flue gas concentration Testing gun body of a gun of high temperature, interference of the electrostatic to site operation personnel in flue gas is eliminated, is made
Site operation personnel is scalded and be greatly reduced by the risk of electrostatic interference by high temperature, and site operation personnel need to only wear common high temperature resistant
Work gloves does not need to wear thick and heavy high temperature resistant asbestos gloves, enhances the flexibility of on-the-spot test personnel operation, improves existing
The efficiency of field experiment work, while improving the safety and operability of field test；Handle body of a gun casing 11, the resistance to height of insulation
The design of 11 lock-nut 13 of warm handle 10 and handle body of a gun casing, can make site operation personnel according to live actual test condition
Posture, direction and the mode of on-the-spot test and method of flue gas concentration Testing gun are held in adjustment at any time, enhance field experiment people
The flexibility of member's operation, reduces the on-the-spot test time, improves work efficiency.
The 316L stainless steel fume sampling pipe of flue gas concentration Testing gun tail portion, dynamic pressure tube, add can be straight for threeway on static tube
The purge gas for introducing air compressor machine 4 is connect, the sampling pipe to flue gas concentration Testing gun, dynamic pressure tube, static tube can be purged at any time,
And the dynamic pressure tube and static tube of flue gas concentration Testing gun can be purged direct-on-line when testing pause, when avoiding purging
The problem of must could purging flue gas concentration Testing gun after taking out and cooling down in flue gaging hole and the time is brought to waste, improves
Working efficiency；Meanwhile the soot sampling tube, dynamic pressure tube and static tube for also avoiding flue gas concentration Testing gun are when being purged pair
The interference of automatic Apparatus for Dust Content in Stack pressure sensor.
It is the preferred embodiment of the utility model above, it is all to change according to made by technical solutions of the utility model, it is produced
Function without departing from technical solutions of the utility model range when, belong to the protection scope of the utility model.
Claims (6)
1. a kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant including the casing body of a gun (2) and is set in the casing body of a gun (2)
Soot sampling tube (14) and Pitot tube (1), the tail end of the soot sampling tube (14) are connected to automatic smokemeter (3) by tracheae
Sampling Interface on, the Pitot tube (1) includes dynamic pressure tube and static tube, the dynamic of Pitot tube (1), fine pressure pipe tube head back-to-back type
It being bent outwardly, tail end is dynamic, fine pressure pipe passes through tracheae respectively and is connected on the dynamic pressure interface and static pressure interface of automatic smokemeter (3),
It is characterized in that, further including air compressor machine (4), the tail end of soot sampling tube (14) and Pitot tube (1) is dynamic, fine pressure pipe is respectively equipped with three
It is logical, by the threeway, make the tail end of soot sampling tube (14) and Pitot tube (1) is dynamic, fine pressure pipe respectively with automatic smokemeter (3)
It is connected with the air compressor machine (4), the threeway of soot sampling tube (14) tail end is equipped with sampling tube valve (15) and sampling pipe
Purge valve (16), threeway connect with the static pressure interface of the automatic smokemeter (3) be equipped with static tube purge valve (5) and
Static tube Air blowing valve (6), the threeway connecting with the dynamic pressure interface of the automatic smokemeter (3) are equipped with dynamic pressure tube and purge valve
(7) and dynamic pressure tube Air blowing valve (8).
2. the high smoke temperature flue gas dust concentration Testing gun of thermal power plant according to claim 1, which is characterized in that Pitot tube (1)
Tail end direction is equipped at the casing body of a gun (2) (9), (9) carry out dust concentration Testing gun by direction described in switch
Rotation.
3. the high smoke temperature flue gas dust concentration Testing gun of thermal power plant according to claim 1, which is characterized in that the flue dust is adopted
Sample pipe (14), Pitot tube (1), the casing body of a gun (2) and the material of threeway are 316L stainless steel.
4. the high smoke temperature flue gas dust concentration Testing gun of thermal power plant according to claim 1, which is characterized in that further include resistance to height
Warm handle (10) and handle body of a gun casing (11), the high temperature resistant handle (10) are fixed on the handle body of a gun casing (11),
The handle body of a gun casing (11) is sheathed on the described sleeve pipe body of a gun (2), and the handle body of a gun casing (11) is equipped with handle
Body of a gun casing (11) is fixed on the lock-nut (13) on the casing body of a gun (2).
5. the high smoke temperature flue gas dust concentration Testing gun of thermal power plant according to claim 4, which is characterized in that described sleeve pipe rifle
The both ends of body (2) are respectively equipped with the baffle (12) for preventing the handle body of a gun casing (11) from sliding.
6. the high smoke temperature flue gas dust concentration Testing gun of thermal power plant according to claim 4, which is characterized in that the high temperature resistant
Handle (10) selects the silica gel of acidproof, corrosion-resistant, resistance to 200 celsius temperatures, such as 704 silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821222517.5U CN208399221U (en) | 2018-07-31 | 2018-07-31 | A kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821222517.5U CN208399221U (en) | 2018-07-31 | 2018-07-31 | A kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant |
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| CN208399221U true CN208399221U (en) | 2019-01-18 |
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| CN201821222517.5U Active CN208399221U (en) | 2018-07-31 | 2018-07-31 | A kind of high smoke temperature flue gas dust concentration Testing gun of thermal power plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274801A (en) * | 2019-07-11 | 2019-09-24 | 北京航空航天大学 | A kind of isokinetic sampling pipe, the method for sampling and Fuel Concentration Measurement system |
-
2018
- 2018-07-31 CN CN201821222517.5U patent/CN208399221U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274801A (en) * | 2019-07-11 | 2019-09-24 | 北京航空航天大学 | A kind of isokinetic sampling pipe, the method for sampling and Fuel Concentration Measurement system |
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Address after: 210023 fairyland Road, Qixia District, Nanjing, Jiangsu Province, No. 10 Patentee after: Guoneng Nanjing Electric Power Test Research Co.,Ltd. Address before: 210023 fairyland Road, Qixia District, Nanjing, Jiangsu Province, No. 10 Patentee before: GUODIAN NANJING ELECTRIC POWER TEST RESEARCH Co.,Ltd. |