CN217041756U - High-temperature-resistant PTFE (Polytetrafluoroethylene) needled felt filter material - Google Patents

Abstract

The utility model discloses a high temperature resistant PTFE acupuncture felt filter material relates to flue gas purification technical field, including the filter core shell, the top threaded connection of filter core shell has the lid, and the inside middle part of filter core shell is equipped with the filter material subassembly, and the bottom block of filter core shell is connected with the bearing plate, and a plurality of through-hole has all been seted up on the surface of bearing plate and the surface of lid, and the fixed support ring that is equipped with in the inside top of filter core shell, the inner wall of filter core shell bottom are equipped with and erect the subassembly, the beneficial effects of the utility model are that: the smoke flows to drive the mounting ring to slide on the inner wall of the movable cavity, and the four elastic rubbers are reset after elastic deformation, so that the pressure on the base cloth layer, the metal net layer, the PTFE fiber layer, the purification layer and the flame-retardant layer in the mounting ring is effectively relieved; the mounting ring is separated from the movable cover by rotating the cover body and buckling the movable cover, and then the flame-retardant layer, the purification layer, the PTFE fiber layer, the metal net layer and the base cloth layer can be sequentially drawn out and replaced.

Description

High-temperature-resistant PTFE (Polytetrafluoroethylene) needled felt filter material

Technical Field

The utility model relates to a PTFE acupuncture felt filter material, in particular to high temperature resistant PTFE acupuncture felt filter material belongs to gas cleaning technical field.

Background

PTFE acupuncture felt is the extremely stable fibre of a chemical property, the filter material of making by PTFE acupuncture felt material mainly uses in the chemical industry, waste incineration, high temperature resistant liquid filters etc., keep good chemical stability under the operating mode of various complicacies, but present PTFE acupuncture felt filter material is in the filtration purification operation, the filter core receives flue gas or liquid impact for a long time and easily leads to its fracture, the damage, life greatly reduced, and the inside filter core of PTFE acupuncture felt filter material is not convenient for change, the surface is very easily blockked up by impurity after long-term the use, lead to PTFE acupuncture felt filter material filtration purification performance to descend.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant PTFE acupuncture felt filter material to the filter core that proposes among the above-mentioned background art of solution is easy to be split, damaged, the problem of the renew cartridge of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant PTFE needled felt filter material, includes filter core housing, filter core housing's top threaded connection has the lid, the inside middle part of filter core housing is equipped with filter material component, filter core housing's bottom block is connected with the bearing plate, a plurality of through-hole has all been seted up on the surface of bearing plate and the surface of lid, the fixed support ring that is equipped with in the inside top of filter core housing, the inner wall of filter core housing bottom is equipped with erects and connects the subassembly, the inside bottom mounting of lid is equipped with the sealing washer.

Preferably, the filter material subassembly is including activity chamber, collar, standing groove, movable cover, base cloth layer, metal mesh layer, PTFE fibrous layer, purification layer and fire-retardant layer, the inside middle part at filter core shell is seted up in the activity chamber, the inner wall sliding connection in activity chamber has the collar, the standing groove has been seted up to the inner wall at collar middle part, the top of collar articulates there is the movable cover, the block is connected with the base cloth layer between movable cover and the collar, the fixed metal mesh layer that is equipped with in top on base cloth layer, the fixed PTFE fibrous layer that is equipped with in top on metal mesh layer, the fixed purification layer that is equipped with in top on PTFE fibrous layer, the fixed fire-retardant layer that is equipped with in top on purification layer.

Preferably, the bridging subassembly includes connecting plate, four rubber protruding balls and four card holes, the fixed bottom that sets up at the bearing plate of connecting plate, the bottom mounting of connecting plate is equipped with the rubber protruding ball that four equidistance set up, four the card hole equidistance respectively is seted up at the inner wall that is the lid, four the card hole is connected with four rubber protruding ball block respectively.

Preferably, the bottom mounting of activity intracavity wall is equipped with the elastic rubber that four equidistance set up, four the top of elastic rubber all is connected with the bottom fixed of collar.

Preferably, the inner wall at the top of one side of the filter element shell and the inner wall at the bottom of one side are both fixedly provided with a plurality of radiating fins.

Preferably, the flame-retardant layer is made of polytetrafluoroethylene fiber materials.

Preferably, the purification layer is made of basalt fiber materials.

Compared with the prior art, the utility model provides a pair of high temperature resistant PTFE acupuncture felt filter material has following beneficial effect:

1. when smoke dust is filtered through the inside of the filter element shell, the smoke flow drives the mounting ring to slide on the inner wall of the movable cavity, and meanwhile, the four elastic rubbers are reset after elastic deformation, so that the pressure on the inner base cloth layer, the metal net layer, the PTFE fiber layer, the purification layer and the flame retardant layer of the mounting ring is effectively relieved, and the service life of the filter material is prolonged;

2. the four rubber convex balls of each filter material are respectively clamped on the inner walls of the four clamping holes of the adjacent filter materials, so that a plurality of filter materials can be assembled according to the smoke discharge amount, and high-volume smoke is filtered and purified;

3. when the filter element part in the filter material needs to be replaced, the cover body is rotated and the movable cover is buckled to separate the mounting ring from the movable cover, and then the flame-retardant layer, the purification layer, the PTFE fiber layer, the metal net layer and the base cloth layer can be sequentially drawn out for replacement;

4. the flame retardant layer made of the polytetrafluoroethylene fiber material can effectively improve the flame retardant property of the filter material, and meanwhile, the plurality of radiating fins can quickly discharge heat in the filter material, so that the high temperature resistance of the filter material is improved, and the internal structure of the filter material is prevented from being damaged due to overhigh heat; the purification layer made of basalt fiber material can keep higher microbial activity for a long time, thereby improving the purification effect of the smoke in the filter material and reducing the environmental pollution.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a second schematic cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a filter element housing; 2. a cover body; 3. a filter material component; 4. a bearing plate; 5. a through hole; 6. a support ring; 7. a rack-connected component; 8. a seal ring; 9. an elastic rubber; 10. a heat sink; 31. a movable cavity; 32. a mounting ring; 33. a placement groove; 34. a movable cover; 35. a base cloth layer; 36. a metal mesh layer; 37. a PTFE fiber layer; 38. a purification layer; 39. a flame retardant layer; 71. a connecting plate; 72. a rubber convex ball; 73. and (6) clamping the hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-4, the utility model provides a high temperature resistant PTFE needle felt filter material, which comprises a filter element shell 1, a cover body 2 is connected to the top end of the filter element shell 1 through a thread, a filter material component 3 is arranged in the middle of the interior of the filter element shell 1, a bearing plate 4 is connected to the bottom end of the filter element shell 1 in a clamping manner, a plurality of through holes 5 are respectively arranged on the surface of the bearing plate 4 and the surface of the cover body 2, a support ring 6 is fixedly arranged at the top end of the interior of the filter element shell 1, a frame connecting component 7 is arranged on the inner wall of the bottom end of the filter element shell 1, and a seal ring 8 is fixedly arranged at the bottom end of the interior of the cover body 2;

the inner wall of the top of one side of the filter element shell 1 and the inner wall of the bottom of one side of the filter element shell are both fixedly provided with a plurality of radiating fins 10.

Example 2:

the filter material component 3 comprises a movable cavity 31, a mounting ring 32, a placing groove 33, a movable cover 34, a base cloth layer 35, a metal mesh layer 36, a PTFE fiber layer 37, a purifying layer 38 and a flame retardant layer 39, wherein the movable cavity 31 is arranged in the middle inside the filter element shell 1, the inner wall of the movable cavity 31 is connected with the mounting ring 32 in a sliding manner, the placing groove 33 is arranged on the inner wall of the middle part of the mounting ring 32, the top end of the mounting ring 32 is hinged with the movable cover 34, the base cloth layer 35 is connected between the movable cover 34 and the mounting ring 32 in a clamping manner, the metal mesh layer 36 is fixedly arranged at the top end of the base cloth layer 35, the PTFE fiber layer 37 is fixedly arranged at the top end of the metal mesh layer 36, the purifying layer 38 is fixedly arranged at the top end of the PTFE fiber layer 37, and the flame retardant layer 39 is fixedly arranged at the top end of the purifying layer 38;

the bottom end of the inner wall of the movable cavity 31 is fixedly provided with four elastic rubbers 9 arranged at equal intervals, and the top ends of the four elastic rubbers 9 are all fixedly connected with the bottom end of the mounting ring 32;

the flame-retardant layer 39 is made of polytetrafluoroethylene fiber;

the purification layer 38 is made of basalt fiber material;

specifically, as shown in fig. 2, 3 and 4, when smoke dust is filtered through the inside of the filter element housing 1, the smoke gas flows to drive the installation ring 32 to slide on the inner wall of the movable cavity 31, and at the same time, the four elastic rubbers 9 are elastically deformed and then reset, so as to effectively reduce the pressure on the base cloth layer 35, the metal mesh layer 36, the PTFE fiber layer 37, the purification layer 38 and the flame retardant layer 39 in the installation ring 32, thereby improving the service life of the filter material, when the filter element part in the filter material needs to be replaced, the cover body 2 is rotated and the movable cover 34 is buckled to separate the installation ring 32 from the movable cover 34, then the flame retardant layer 39, the purification layer 38, the PTFE fiber layer 37, the metal mesh layer 36 and the base cloth layer 35 are sequentially extracted and replaced, the flame retardant layer 39 made of the basalt fiber material can effectively improve the flame retardant performance of the filter material, and the purification layer 38 made of the basalt fiber material can maintain higher microbial activity for a long time, thereby improving the purification effect of the flue gas in the filter material and reducing the environmental pollution.

Example 3:

the erection component 7 comprises a connecting plate 71, four rubber convex balls 72 and four clamping holes 73, wherein the connecting plate 71 is fixedly arranged at the bottom end of the bearing plate 4, the bottom end of the connecting plate 71 is fixedly provided with the four rubber convex balls 72 which are arranged at equal intervals, the four clamping holes 73 are respectively arranged at equal intervals on the inner wall of the cover body 2, and the four clamping holes 73 are respectively connected with the four rubber convex balls 72 in a clamping manner;

specifically, as shown in fig. 1 and 2, a plurality of filter materials are firstly assembled according to the smoke discharge amount, and four rubber convex balls 72 of each filter material are respectively clamped on the inner walls of four clamping holes 73 of adjacent filter materials, so that high-volume smoke can be filtered and purified.

The working principle is as follows: when the filter material is used, the utility model relates to a high temperature resistant PTFE needle felt filter material, at first when the smoke and dust filters through the inside of filter element shell 1, the smoke flow drives the collar 32 and slides at the inner wall of activity chamber 31, four elastic rubber 9 reset after taking place elastic deformation simultaneously, thereby effectively slow down the pressure that base cloth layer 35, metal mesh layer 36, PTFE fibrous layer 37, purify layer 38 and fire-retardant layer 39 and receive in the collar 32, thereby improve the life of this filter material, when needing to change the filter element part in this filter material, rotate lid 2 and detain movable cover 34 and make collar 32 and movable cover 34 separate, then take fire-retardant layer 39 in proper order, purify layer 38, PTFE fibrous layer 37, metal mesh layer 36 and base cloth layer 35 out and change, fire-retardant layer 39 that polytetrafluoroethylene fibrous material made can effectively improve the fire behavior of this filter material, simultaneously purify layer 38 that basalt fibrous material made can keep higher microorganism activity for a long time, thereby improved the purifying effect of flue gas in this filter material, reduced environmental pollution, when the fume emission demand was too big, assembled a plurality of this filter materials according to the fume emission volume, with four protruding balls 72 of rubber of every filter material joint respectively at four card hole 73 inner walls of adjacent filter material to can filter and purify high volume flue gas.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a high temperature resistant PTFE acupuncture felt filter material, includes filter core shell (1), its characterized in that, the top threaded connection of filter core shell (1) has lid (2), the inside middle part of filter core shell (1) is equipped with filter material subassembly (3), the bottom block of filter core shell (1) is connected with bearing plate (4), a plurality of through-hole (5) have all been seted up on the surface of bearing plate (4) and the surface of lid (2), the fixed support ring (6) that are equipped with in the inside top of filter core shell (1), the inner wall of filter core shell (1) bottom is equipped with bridging subassembly (7), the inside bottom mounting of lid (2) is equipped with sealing washer (8).

2. The high temperature resistant PTFE needled felt filter material of claim 1, which is characterized in that: filter material subassembly (3) is including activity chamber (31), collar (32), standing groove (33), movable cover (34), base cloth layer (35), metal mesh layer (36), PTFE fibrous layer (37), purify layer (38) and fire-retardant layer (39), the inside middle part in filter core shell (1) is seted up in activity chamber (31), the inner wall sliding connection in activity chamber (31) has collar (32), standing groove (33) have been seted up to the inner wall at collar (32) middle part, the top of collar (32) articulates there is movable cover (34), the block is connected with base cloth layer (35) between movable cover (34) and collar (32), the fixed metal mesh layer (36) that is equipped with in top of base cloth layer (35), the fixed PTFE fibrous layer (37) that is equipped with in top of metal mesh layer (36), the fixed purification layer (38) that is equipped with in top of PTFE fibrous layer (37), and a flame-retardant layer (39) is fixedly arranged at the top end of the purification layer (38).

3. The high temperature resistant PTFE needled felt filter material of claim 1, wherein: erect and connect subassembly (7) including connecting plate (71), four protruding balls of rubber (72) and four card holes (73), connecting plate (71) are fixed to be set up in the bottom of bearing plate (4), the bottom mounting of connecting plate (71) is equipped with protruding balls of rubber (72) that four equidistance set up, four card hole (73) are seted up at the inner wall that is lid (2) equidistance respectively, four card hole (73) are connected with four protruding balls of rubber (72) block respectively.

4. The high temperature resistant PTFE needled felt filter material of claim 2, which is characterized in that: the bottom mounting of activity chamber (31) inner wall is equipped with elastic rubber (9) that four equidistance set up, four the top of elastic rubber (9) all with the bottom fixed connection of collar (32).

5. The high temperature resistant PTFE needled felt filter material of claim 1, wherein: the inner wall at the top of one side of the filter element shell (1) and the inner wall at the bottom of one side of the filter element shell are both fixedly provided with a plurality of radiating fins (10).

6. The high temperature resistant PTFE needled felt filter material of claim 2, wherein: the flame-retardant layer (39) is made of polytetrafluoroethylene fiber materials.

7. The high temperature resistant PTFE needled felt filter material of claim 2, wherein: the purification layer (38) is made of basalt fiber materials.

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