CN215415332U

CN215415332U - Flue gas preprocessing device that ammonia escape detected

Info

Publication number: CN215415332U
Application number: CN202121858959.0U
Authority: CN
Inventors: 胡俊刚; 张真龙; 唐启; 张仁权
Original assignee: Guizhou Wujiang Hydropower Development Co ltd Dalong Branch
Current assignee: Guizhou Wujiang Hydropower Development Co ltd Dalong Branch
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-04
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of pretreatment devices, in particular to a flue gas pretreatment device for ammonia escape detection. The technical scheme comprises the following steps: including the flue, flue one side is connected with the air guide siphunculus, the fixed cover in air guide siphunculus bottom has connect the punch holder, the guide bar swing joint that the punch holder bottom passes through fixed connection has the lower plate, the block is connected with the cartridge filter between punch holder and the lower plate, the cartridge filter bottom is provided with the probe spigot, and the probe spigot of ammonia escape detector are connected, the guide bar is fixed to be cup jointed the holding ring, is located between holding ring and the lower plate the guide bar cover is equipped with the spring. By the aid of the structural design of the upper clamping plate, the guide rod, the lower clamping plate and the like, the filter cartridge is conveniently arranged between the flue and the ammonia escape detector to filter and pretreat the extracted sample, and the filter cartridge is more convenient to use; this application is through the design of screw sleeve and limiting plate isotructure for it is more convenient to the dismouting of cartridge filter.

Description

Flue gas preprocessing device that ammonia escape detected

Technical Field

The utility model relates to the technical field of pretreatment devices, in particular to a flue gas pretreatment device for ammonia escape detection.

Background

The flue gas pretreatment device for ammonia escape detection is used for pretreating flue gas so as to facilitate subsequent ammonia escape detection. Mainly comprises an ammonia escape detection device and a pretreatment device. The ammonia escape detection device mainly comprises an ammonia escape detection instrument, and a probe connected with the ammonia escape detection instrument through a pipeline penetrates into a flue when in use, a sample is drawn out of the flue by the probe, and the measurement is carried out after smoke and dust are filtered. The extracted sample is filtered by a pretreatment device. The existing pretreatment device has the disadvantages of large volume, difficult quick installation and high use cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flue gas pretreatment device capable of being quickly installed and used for detecting ammonia escape, aiming at the problems in the background art.

The technical scheme of the utility model is as follows: the utility model provides a flue gas preprocessing device that ammonia escape detected, includes the flue, flue one side is connected with the air guide siphunculus, the fixed cover in air guide siphunculus bottom has connect the punch holder, the guide bar swing joint that the punch holder bottom passes through fixed connection has the lower plate, the block is connected with the cartridge filter between punch holder and the lower plate, the cartridge filter bottom is provided with the probe spigot, and the probe spigot of ammonia escape detector are connected.

Preferably, the guide rod is fixedly sleeved with a positioning ring, the guide rod sleeve is arranged between the positioning ring and the lower clamping plate and is provided with a spring, the top end of the spring is fixedly connected with the positioning ring, and the bottom end of the spring is fixedly connected with the lower clamping plate.

Preferably, a limiting plate is arranged below the lower clamping plate, and two ends of the limiting plate are rotatably embedded with threaded sleeves capable of being screwed with threads at the bottom end of the guide rod.

Preferably, be located inside the limiting plate two the threaded sleeve surface all fixedly cup joints one from the driving wheel, the inside rotation scarf joint of limiting plate has the driving wheel group, two sprockets of driving wheel group are connected with the driven wheel transmission that corresponds the position through the chain belt respectively.

The bottom of the driving wheel set is fixedly connected with a rotating handle.

Compared with the prior art, the utility model has the beneficial effects that:

(1): by the aid of the structural design of the upper clamping plate, the guide rod, the lower clamping plate and the like, the filter cartridge is conveniently arranged between the flue and the ammonia escape detector to filter and pretreat the extracted sample, and the filter cartridge is small in size and low in use cost;

(2): this application is through the design of screw sleeve and limiting plate isotructure for it is more convenient to the dismouting of cartridge filter, is convenient for realize the erection joint between ammonia escape detection device, preprocessing device and the flue fast.

Drawings

FIG. 1 is a schematic diagram of the structure of one embodiment of the present invention;

fig. 2 is a cross-sectional view of a portion of the structure of fig. 1.

Reference numerals: 1. a flue; 2. an air guide through pipe; 3. an upper splint; 4. a guide bar; 5. a lower splint; 6. a filter cartridge; 7. a threaded sleeve; 8. a limiting plate; 9. turning a handle; 10. a probe nozzle; 11. a driven wheel; 12. a driving wheel set; 13. a positioning ring; 14. a spring.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-2, the flue gas pretreatment device for ammonia escape detection provided by the utility model comprises a flue 1, one side of the flue 1 is connected with an air guide through pipe 2, the bottom end of the air guide through pipe 2 is fixedly sleeved with an upper clamp plate 3, the bottom of the upper clamp plate 3 is fixedly connected with a pair of guide rods 4, two ends of a lower clamp plate 5 are respectively movably sleeved with the two guide rods 4, the upper end and the lower end of a filter cylinder 6 are respectively abutted against the upper clamp plate 3 and the lower clamp plate 5, the bottom of the filter cylinder 6 is provided with a probe adapter 10, the middle of the lower clamp plate 5 is provided with a through hole for the probe adapter 10 to penetrate through, a probe of the ammonia escape detector is connected with the probe adapter 10, the top end of the filter cylinder 6 is communicated with the air guide through pipe 2, and the bottom end of the air guide through pipe 2 is connected with an external ammonia escape detector through the probe adapter 10. The guide rod 4 is fixedly sleeved with a positioning ring 13, the guide rod 4 positioned between the positioning ring 13 and the lower clamping plate 5 is sleeved with a spring 14, the top end of the spring 14 is fixedly connected with the positioning ring 13, and the bottom end of the spring 14 is fixedly connected with the lower clamping plate 5.

In this embodiment, when installing filter cartridge 6, earlier move down lower plate 5 in order to increase the vertical interval of lower plate 5 and punch holder 3, then put into between punch holder 3 and lower plate 5 with filter cartridge 6, loosen lower plate 5, spring 14 drives lower plate 5 through ascending elastic tension and upwards moves, makes lower plate 5 block the filter cartridge 6 bottom in order to press from both sides filter cartridge 6 between punch holder 3 and lower plate 5.

Example two

As shown in fig. 1-2, the flue gas pretreatment device for ammonia escape detection provided by the utility model comprises a flue 1, one side of the flue 1 is connected with an air guide through pipe 2, the air guide through pipe 2 is connected with a valve for opening and closing, the bottom end of the air guide through pipe 2 is fixedly sleeved with an upper clamping plate 3, the bottom of the upper clamping plate 3 is fixedly connected with a pair of guide rods 4, two ends of a lower clamping plate 5 are respectively movably sleeved with the two guide rods 4, the upper end and the lower end of a filter cartridge 6 are respectively abutted against the upper clamping plate 3 and the lower clamping plate 5, the bottom of the filter cartridge 6 is provided with a probe adapter 10, the middle of the lower clamping plate 5 is provided with a through hole for the probe adapter 10 to penetrate through, and a probe of the ammonia escape detector is connected with the probe adapter 10. The guide rod 4 is fixedly sleeved with a positioning ring 13, a spring 14 is sleeved on the guide rod 4 positioned between the positioning ring 13 and the lower clamping plate 5, the top end of the spring 14 is fixedly connected with the positioning ring 13, and the bottom end of the spring 14 is fixedly connected with the lower clamping plate 5;

compared with the first embodiment, the present embodiment further includes: a limiting plate 8 is arranged below the lower clamping plate 5, and two ends of the limiting plate 8 are rotatably embedded with a threaded sleeve 7 which can be screwed with the bottom thread of the guide rod 4. The outer surfaces of the two threaded sleeves 7 positioned inside the limiting plate 8 are fixedly sleeved with a driven wheel 11, the inside of the limiting plate 8 is rotatably embedded with a driving wheel set 12, the driving wheel set 12 is formed by connecting two independent chain wheels in series through straight shafts, and the two chain wheels are in transmission connection with the driven wheels 11 at corresponding positions through chain belts respectively. The bottom of the straight shaft penetrates through the lower surface of the limit plate 8 and then is fixedly connected with a rotating handle 9.

In this embodiment, after installing cartridge filter 6, it is rotatory to rotate swing handle 9 and drive driving wheel group 12, driving wheel group 12 drives two from driving wheel 11 syntropy rotations through the chain belt, and then drives two screw sleeve 7 syntropy rotations, screw sleeve 7 is connected and is shifted up through closing soon with the screw thread of guide bar 4 bottom, and then extrudees 5 to lower plate upwards to improve the clamping effect to cartridge filter 6, reverse rotation swing handle 9 can make lower plate 5 shift down, so that the removal to cartridge filter 6 is convenient.

Exemplary embodiments of the proposed solution of the present disclosure have been described in detail above with reference to preferred embodiments, however, it will be understood by those skilled in the art that many variations and modifications may be made to the specific embodiments described above, and that many combinations of the various technical features and structures presented in the present disclosure may be made without departing from the concept of the present disclosure, without departing from the scope of the present disclosure, which is defined by the appended claims.

Claims

1. The utility model provides a flue gas preprocessing device that ammonia escape detected, includes flue (1), its characterized in that: flue (1) one side is connected with air guide siphunculus (2), the fixed cover in air guide siphunculus (2) bottom has connect punch holder (3), guide bar (4) swing joint that punch holder (3) bottom passes through fixed connection has lower plate (5), the block is connected with cartridge filter (6) between punch holder (3) and lower plate (5), cartridge filter (6) bottom is provided with probe spigot (10), and the probe spigot (10) of ammonia escape detector are connected.

2. The ammonia escape detection flue gas pretreatment device according to claim 1, wherein a positioning ring (13) is fixedly sleeved on the guide rod (4), a spring (14) is sleeved on the guide rod (4) between the positioning ring (13) and the lower clamping plate (5), the top end of the spring (14) is fixedly connected with the positioning ring (13), and the bottom end of the spring (14) is fixedly connected with the lower clamping plate (5).

3. The ammonia escape detection flue gas pretreatment device according to claim 2, wherein a limiting plate (8) is arranged below the lower clamping plate (5), and two ends of the limiting plate (8) are rotatably embedded with a threaded sleeve (7) which can be screwed with the bottom end of the guide rod (4).

4. The ammonia escape detection flue gas pretreatment device according to claim 3, characterized in that a driven wheel (11) is fixedly sleeved on the outer surface of each of the two threaded sleeves (7) inside the limiting plate (8), a driving wheel set (12) is rotatably embedded inside the limiting plate (8), and two chain wheels of the driving wheel set (12) are respectively in transmission connection with the driven wheels (11) at corresponding positions through chain belts.

5. The device for pretreating flue gas with ammonia escape detection according to claim 4, wherein a rotating handle (9) is fixedly connected to the bottom of the driving wheel set (12).