TWI782814B - Fixing structure of a ceramic fiber filter tube - Google Patents

Abstract

A fixing structure of a ceramic fiber filter tube mainly includes two fastening units disposed on both sides of a flange of the ceramic fiber filter tube, a first fixing unit extending between the fastening units and located at an open end of the ceramic fiber filter tube, and a second fixing unit connected to the first fixing unit and extending outwards to a close end of the ceramic fiber filter tube. The use of the fixing structure is simple. The fixing structure can also assist in supporting and positioning the ceramic fiber filter tube effectively, prevent the ceramic fiber filter tube from breaking caused by the gravity during use, and prevent a chain breaking reaction caused when a ceramic fiber filter tube breaks and collide another ceramic fiber filter tube. Thus, the safety of use is increased.

Description

Fixing structure for ceramic fiber filter tube

The invention relates to a fixed structure design, in particular to a fixed structure used for ceramic fiber filter pipes.

With the prosperity of industry and the rapid development of economy, the waste generated is also increasing day by day, and the waste generated by incineration of the above-mentioned waste and other industrial applications related to high temperature incineration, such as metallurgical industry, thermal power generation, steel industry, precious metal recovery, etc. Exhaust gas usually contains harmful substances such as sulfur oxides, nitrogen oxides, dioxins, and volatile organic compounds. The aforementioned harmful substances will not only cause an increasingly heavy environmental load, but also lead to aggravated deterioration of the climate and environment, and even endanger human health. Therefore, How to reduce the damage to the environment and effectively remove the harmful substances contained in the exhaust gas without affecting economic development, so as to achieve a balance between economic development and environmental protection, has become the goal of the public. .

Check, the application of ceramic fiber filter tube can effectively filter the exhaust gas emitted by industrial combustion, effectively remove harmful substances in the exhaust gas, and recover high-temperature process powder. It is combined with a catalyst for catalytic reaction decomposition. In addition, the ceramic fiber filter tube not only has the advantages of high temperature resistance, high humidity resistance, corrosion resistance, good removal efficiency and long service life, but also effectively solves the problem that traditional filter bags cannot withstand high temperature and the problem of The problem of poor resistance to corrosive and harmful substances and easy damage can avoid the cost increase caused by frequent replacement of filter materials, and at the same time effectively reduce the harm of exhaust emissions to the environment.

Referring to Fig. 1, however, after actual use, it is found that since the ceramic fiber filter tube 1 is installed in plural in a filter device 2, and the filter device 2 has a cylinder 22 with an accommodating space 21 formed inside, And a positioning frame 23 which is located in the accommodating space 21 and is used for the positioning of a plurality of ceramic fiber filter tubes 1, wherein each ceramic fiber filter tube 1 has a flange 11 placed on the positioning frame 23, one by the The flange 11 extends downwards to the hollow tube body 12, and the locking pieces 13 are respectively arranged on both sides of the flange 11, and the surface of the aforementioned hollow tube body 12 is porous, so that the exhaust gas can enter the filter before being discharged. device 2, and filter through the ceramic fiber filter tubes 1 to filter and recycle the harmful substances contained in the waste gas or the powder of the high-temperature process; however, in response to a large number of waste gas filtration operations, the The ceramic fiber filter tubes 1 are sometimes arranged with relatively long lengths. If the ceramic fiber filter tubes 1 are fixed to the positioning frame 23 only by the locking members 13, the ceramic fiber filter tubes 1 are easily affected by gravity. In addition, these ceramic fiber filter tubes 1 are more likely to collide with other ceramic fiber filter tubes 1 after they are broken, which will lead to the chain fracture effect of falling and colliding after the breakage, which will reduce the safety of use. needs to be improved.

Therefore, the purpose of the present invention is to provide a fixing structure for ceramic fiber filter tubes, which can effectively position the ceramic fiber filter tubes, and prevent the lack of chain fracture effect after the ceramic fiber filter tubes are broken, and increase the safety of use. sex.

Therefore, the present invention is used in the fixing structure of the ceramic fiber filter tube, the ceramic fiber filter tube is set in a filter device, and the filter device has a cylinder body, and a positioning frame set in the cylinder body, wherein the The ceramic fiber filter tube has a flange arranged on the positioning frame, and a hollow tube body extending downward from the flange and forming a porous surface, and the hollow tube body has an opening located at the positioning frame. end, and a closed end opposite to the open end, and the fixing structure includes two locking pieces respectively arranged on both sides of the flange, and a first fixing piece extending between the locking pieces and located at the open end. A piece, and a second fixing piece connected to the first fixing piece and extending downward to the closed end, so that the first fixing piece is fixed between the locking pieces along the flange, and the The second fixing part extends from the first fixing part along the hollow tube body and is fixed on the closed end, which is not only more convenient to use, but also effectively assists in positioning the ceramic fiber filter tube, so as to prevent the ceramic fiber filter tube from being affected by gravity The occurrence of breakage and the prevention of chain breakage caused by the broken ceramic fiber filter tube being skewed and knocked against other ceramic fiber filter tubes further enhance the safety of use.

The aforementioned and other technical contents, features and effects of the present invention will be clearly understood in the following detailed description of preferred embodiments with reference to the drawings.

Referring to shown in Fig. 2, the present invention is used in a preferred embodiment of the fixed structure 3 of ceramic fiber filter tube 4, and each ceramic fiber filter tube 4 is arranged in a filter device 5, and this filter device 5 has an inner A cylindrical body 52 with an accommodating space 51 is formed, and a positioning frame 53 provided in the accommodating space 51 for positioning a plurality of ceramic fiber filter tubes 4, wherein each ceramic fiber filter tube 4 has a The flange 41 on the positioning frame 53, and a hollow tube body 42 extending downwards from the flange 41, and the surface of the aforementioned hollow tube body 42 is porous, and the hollow tube body 42 is positioned on the positioning frame An open end 421 is formed at 53, and a closed end 422 is formed opposite to the open end 421, and the closed end 422 is described by taking a hemispherical seal as an example in this embodiment.

Still as mentioned above, the fixing structure 3 includes two locking pieces 31 respectively arranged on both sides of the flange 41, a first fixing piece 32 extending between the locking pieces 31 and located at the open end 421, and a Connect the first fixing part 32 and extend downwards to the second fixing part 33 positioned at the closed end 422, and the first fixing part 32 and the second fixing part 33 are preferably made of steel cables, and in this embodiment Among them, the fixing structure 3 further includes a positioning piece 34, and the positioning piece 34 can fix the second fixing piece 33 to the closed end 422 of the ceramic fiber filter tube 4. In addition, the closed end of the ceramic fiber filter tube 4 422 is filled with a ceramic glue 35, and the ceramic glue 35 covers the second fixing part 33 and the positioning part 34, so that the ceramic fiber filter tube 4 is completely sealed to maintain a good filtering function.

Referring to Fig. 2 and shown in Fig. 3, when each ceramic fiber filter tube 4 is installed, firstly, the hollow body 42 of the ceramic fiber filter tube 4 is inserted into the hole of the positioning frame 53 from the closed end 422, In order to initially position the flange 41 on one end of the positioning frame 53, while the hollow pipe body 42 and the closed end 422 are located on the other end of the positioning frame 53, and then lock the locking members 31 on the flange respectively 41 on both sides, and screw-locked with the positioning frame 53. At this time, the first fixing piece 32 extends between the locking pieces 31, so that the first fixing piece 32 can be attached to the ceramic fiber filter tube 4 on the surface of the flange 41, so that the flange 41 can be stably fixed by the locking pieces 31 and the first fixing piece 32, and then the second fixing piece 33 is placed along the hollow pipe of the ceramic fiber filter tube 4 The body 42 extends downwards to the closed end 422, and the end of the second fixing member 33 opposite to the first fixing member 32 is fixed to the closed end 422 of the ceramic fiber filter tube 4 by the positioning member 34, so that The hollow tube body 42 can be stably supported by the second fixing part 33, and the second fixing part 33 and the positioning part 34 can be covered with the ceramic glue 35 to completely seal the closed end 422, which is more conducive to Subsequent filtering operation is carried out, therefore, by the cooperative arrangement of these locking pieces 31, the first fixing piece 32, the second fixing piece 33, the positioning piece 34 and the ceramic glue 35, it is not only more convenient to use, At the same time, the ceramic fiber filter tube 4 is effectively supported to prevent the ceramic fiber filter tube 4 from being broken due to the effect of gravity. In addition, if one of the ceramic fiber filter tubes 4 breaks accidentally, the first and second fixing members 32, 33 will also Auxiliary support can be provided to prevent the broken ceramic fiber filter tube 4 from skewing and hitting the ceramic fiber filter tube 4 on the adjacent side, which can more effectively prevent the chain fracture effect of the ceramic fiber filter tube 4 and improve the ease of use. safety.

Referring to Fig. 3 and Fig. 4, the hollow tube bodies 42 of the ceramic fiber filter tube 4 can be connected in plural, and a connecting piece 36 is provided between any two hollow tube bodies 42, so that the plurality of hollow tubes can The body 42 is connected to reach the required length. At this time, the flange 41 is stably fixed by the locking pieces 31 and the first fixing piece 32, and the second fixing piece 33 is followed by the first fixing piece 32. Along the hollow tubes 42 and positioned at the closed end 422, cooperate with the positioning part 34 to fix the second fixing part 33, and seal the ceramic glue 35, so that the hollow tubes can be effectively supported 42, and the connecting piece 36 can also firmly connect the hollow tubes 42, so as to effectively prevent the hollow tubes 42 from falling off, and further facilitate the subsequent filtering operation.

Referring to Fig. 2 and shown in Fig. 3, when these ceramic fiber filter pipes 4 are in use, the filter device 5 is connected to a waste gas discharge port (not shown in the figure), such as incinerators, boilers, thermal power plants, steel processing plants, Cement processing plants, glass processing plants, etc. have places where waste gas is to be filtered and treated, so that the waste gas generated at the exhaust gas discharge end can enter the filter device 5 and be filtered by the ceramic fiber filter tubes 4, so that the waste gas can The contained harmful substances are removed, and the filtered clean gas is discharged to the outside. At the same time, the high-temperature process powder attached to the ceramic fiber filter tube 4 is washed by the high-pressure air of the backwash system and separated for collection. , thereby reducing the harm of exhaust emissions to the environment.

To sum up the above, the present invention is used in the fixing structure of the ceramic fiber filter tube, which extends along the flange of the ceramic fiber filter tube by the first fixing piece and is locked on both sides of the flange through the locking pieces, so as to stabilize Locate the flange, cooperate with the second fixing member, extend from the first fixing member along the hollow body of the ceramic fiber filter tube and fix it on the closed end, so as to firmly support the hollow body and hold the closed end It is not only more convenient to use and install, but also effectively assists the positioning of the ceramic fiber filter tube, so that the ceramic fiber filter tube will not be broken due to the influence of gravity during use, and the ceramic fiber filter tube can also be avoided. Due to accidental breakage of the filter tube, the ceramic fiber filter tube on the adjacent side will be knocked obliquely, so as to prevent the chain break effect and improve the safety of use.

But the above is only to illustrate the preferred embodiments of the present invention, and should not limit the scope of the present invention, that is, all the simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the description of the invention , should still fall within the scope covered by the patent of the present invention.

(knowledge)

1: ceramic fiber filter tube

11: Flange

12: Hollow tube body

13: Locking piece

2: Filtration device

21:Accommodating space

22: barrel

23: positioning frame

(this invention)

3: fixed structure

31: Locking piece

32: The first fixing piece

33: Second fixing piece

34: Positioning piece

35: ceramic glue

36: Connector

4: ceramic fiber filter tube

41: Flange

42: Hollow tube body

421: open end

422: closed end

5: Filtration device

51:Accommodating space

52: barrel

53: positioning frame

FIG. 1 is a schematic diagram of a conventional ceramic fiber filter. Fig. 2 is a schematic diagram of a preferred embodiment of the present invention. Fig. 3 is a schematic diagram of partial components of the preferred embodiment. Fig. 4 is a schematic diagram of another aspect of the preferred embodiment.

3: fixed structure

31: Locking piece

32: The first fixing piece

33: Second fixing piece

34: Positioning piece

35: ceramic glue

4: ceramic fiber filter tube

41: Flange

42: Hollow tube body

421: open end

422: closed end

5: Filtration device

51:Accommodating space

52: barrel

53: positioning frame

Claims (3)

A fixing structure for ceramic fiber filter tubes, each of the aforementioned ceramic fiber filter tubes is set in a filter device, and the filter device has a cylinder body with an accommodating space formed inside, and a cylinder body set in the accommodating space and a positioning frame for positioning the ceramic fiber filter tube, wherein each ceramic fiber filter tube has a flange placed on the positioning frame, and a hollow pipe body extending downward from the flange, and The surface of the aforementioned hollow tube body is porous, and the hollow tube body has an open end located at the positioning frame, and a closed end opposite to the open end; it is characterized in that: the fixing structure includes two parts respectively Locking pieces on both sides of the flange, a first fixing piece extending between the locking pieces and positioned at the open end, and a second fixing piece connected to the first fixing piece and extending downward to the closed end. Two fixing parts, in addition, the closed end of the ceramic fiber filter tube is filled with a ceramic glue, and the ceramic glue covers the second fixing part. According to claim 1, the fixing structure for ceramic fiber filter tubes, wherein the hollow tube bodies of the ceramic fiber filter tubes can be connected in plural, and a connecting piece is added between any two hollow tube bodies. According to the fixing structure for the ceramic fiber filter tube described in claim 1, a positioning piece is provided at the closed end of the ceramic fiber filter tube, and the positioning piece fixes the second fixing piece to the closed end.

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