CN215137916U

CN215137916U - Novel filter cloth bag fastening device

Info

Publication number: CN215137916U
Application number: CN202120906828.9U
Authority: CN
Inventors: 张良华; 徐雪琪; 汪旭; 洪波; 张力勇; 林红; 汪焱华; 方彬
Original assignee: Jiangxi Jinde Lead Industry Co ltd
Current assignee: Jiangxi Jinde Lead Industry Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-14
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a novel fastening device for filter cloth bags, which comprises a shell, wherein the outer side of the shell is fixedly connected with a fastening ring, the bottom of the fastening ring is welded with a supporting leg, the side surface of the top of the shell is provided with a fastening nut, the shell is fixedly connected with a shell cover through the fastening nut, the top of the shell cover is welded with a rotating handle, the bottom of the shell is fixedly connected with an air outlet pipe, one side of the shell is provided with a rotating part, the top of the rotating part is rotatably connected with a rotating rod, the other side of the shell is fixedly connected with an air inlet pipe, one end of the air inlet pipe, which is far away from the shell, is provided with a flange plate, the inner side of the flange plate is provided with a screw hole, and the inner side of the screw hole is in threaded connection with a bolt, so that a part of the smoke is not filtered, and the filtering quality is influenced.

Description

Novel filter cloth bag fastening device

Technical Field

The utility model relates to a sulphuric acid field of smelting specifically is a novel filter cloth bag fastener.

Background

The main working principle of the storage battery acid filter is that the filter is mainly characterized in that impurities in smoke are filtered completely through a cloth bag by a filter bag, a framework of the filter bag and a shell.

However, when the existing filter cloth bag fastening device is used for filtering, the sealing performance of the joint of the pipeline is poor, and the keel frame flange has the air leakage phenomenon, so that part of smoke is not filtered, and the filtering quality is influenced.

SUMMERY OF THE UTILITY MODEL

Problems to be solved

An object of the utility model is to provide a novel filtration sack fastener to propose in the solution background art through filter sack fastener, make the flue gas through the problem that the sack did not have the flue gas to leak.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel fastening device for filter cloth bags comprises a shell, wherein a fastening ring is fixedly connected to the outer side of the shell, supporting legs are welded at the bottom of the fastening ring, fastening nuts are installed on the side face of the top of the shell, the shell is fixedly connected with a shell cover through the fastening nuts, a rotating handle is welded at the top of the shell cover, an air outlet pipe is fixedly connected to the bottom of the shell, a rotating part is installed on one side of the shell, a rotating rod is rotatably connected to the top of the rotating part, an air inlet pipe is fixedly connected to the other side of the shell, a flange plate is installed at one end, away from the shell, of the air inlet pipe, a sealing ring is fixedly connected to the inside of the flange plate, a screw hole is formed in the inner side of the flange plate, a bolt is connected to the inner side of the screw hole in a threaded manner, a gasket is fixedly connected to a joint between the flange plates, a ring seat is welded to the inner wall of the shell, and a fastener is welded to the top of the ring seat, the inside joint of fastener has the clamping ring, the ring seat passes through fastener and clamping ring fixedly connected with net section of thick bamboo, the inside fixedly connected with filter bag of net section of thick bamboo, the inside fixedly connected with keel frame of filter bag.

Preferably, the flange plate is made of stainless steel materials, and the thickness of the flange plate is twenty-six centimeters.

Preferably, the screw holes are twelve, twelve of which are equidistantly arranged along the circumferential direction of the flange plate.

Preferably, the fasteners are four and are located at the top of the ring seat and are arranged along the circumferential direction of the ring seat in a pairwise symmetrical mode.

Preferably, a plurality of through holes are formed in the inner side of the net cylinder, and the size of the net cylinder is larger than that of the keel frame.

(III) advantageous effects

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

the fastening device for the filter cloth bag is improved and increased on the original basis, when in use, a fastening nut for fastening the shell cover and the shell is firstly unscrewed around the shell cover, a rotating handle is held by hands, the shell cover is rotated towards one side through the matching of a rotating piece and a rotating rod, so that the shell cover is opened, a net cylinder is firstly arranged in the shell, the collar of the net cylinder is matched with a ring seat, the ring seat is used for bearing the net cylinder, then the filter bag is arranged in the net cylinder, the collar of the filter bag is matched with the collar of the net cylinder, the weight of the filter bag is borne by the net cylinder, the filter bag is not easy to fall off when in use, a keel frame is arranged in the filter bag, the filter bag is completely supported through the keel frame, the filter bag is kept in a bulging state and is not easy to generate wrinkles, the net cylinder, the filter bag and the keel frame are pressed in the uppermost compression ring after being sequentially arranged and installed, the compression ring is completely screwed into four fasteners, the filter bag and the net barrel are fixed by locking a compression ring and a fastener, a cover is closed and a fastening nut is tightened, flanges are respectively arranged at an air inlet pipe and an air outlet pipe of the filter, the flange is changed into twelve holes from the original six-hole screw hole, the thickness of the flange is also thickened by ten centimeters, a sealing ring is additionally arranged in a pipeline in the flange, a gap between the flanges is sealed by the sealing ring, a gasket is additionally arranged between the flanges, the gasket is arranged between the sealing surfaces of the two flanges, after the nut is tightened, the specific pressure on the surface of the gasket is deformed after reaching a certain value, and the unevenness on the sealing surfaces is filled, so that the connection is tight and leak-free, thereby preventing the smoke from leaking when the smoke is filtered by the filter bag, solving the problem that the sealing performance of the pipeline connection part exists in the prior filter bag fastening device, and causing that a part of the smoke is not filtered, the problem of affecting the filtration quality.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the flange of the present invention;

fig. 3 is a sectional view of the housing of the present invention.

In the figure: 1. a housing; 101. a ring seat; 102. a fastener; 103. a net drum; 104. a filter bag; 105. a keel frame; 106. pressing a ring; 2. a fastening ring; 3. supporting legs; 4. a rotating member; 5. a rotating rod; 6. a handle is rotated; 7. a shell cover; 8. fastening a nut; 9. an air inlet pipe; 10. a flange plate; 11. an air outlet pipe; 12. a bolt; 13. a seal ring; 14. a screw hole; 15. and (7) a gasket.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a novel fastening device for filter cloth bags comprises a shell 1, a fastening ring 2 is fixedly connected to the outer side of the shell 1, supporting legs 3 are welded at the bottom of the fastening ring 2, a fastening nut 8 is installed on the side surface of the top of the shell 1, the shell 1 is fixedly connected with a shell cover 7 through the fastening nut 8, a rotating handle 6 is welded at the top of the shell cover 7, an air outlet pipe 11 is fixedly connected to the bottom of the shell 1, a rotating part 4 is installed at one side of the shell 1, a rotating rod 5 is rotatably connected to the top of the rotating part 4, an air inlet pipe 9 is fixedly connected to the other side of the shell 1, a flange plate 10 is installed at one end, away from the shell 1, of the air inlet pipe 9, a sealing ring 13 is fixedly connected to the inner side of the flange plate 10, a screw hole 14 is formed in the inner side of the flange plate 10, a bolt 12 is connected to the inner side of the screw hole 14 through a thread, a gasket 15 is fixedly connected to the joint between the flange plates 10, and a ring seat 101 is welded on the inner wall of the shell 1, the top welding of ring seat 101 has fastener 102, and the inboard joint of fastener 102 has clamping ring 106, and ring seat 101 passes through fastener 102 and clamping ring 106 fixedly connected with net section of thick bamboo 103, the inside fixedly connected with filter bag 104 of net section of thick bamboo 103, the inside fixedly connected with keel frame 105 of filter bag 104.

In this embodiment, specifically, the ring flange 10 is formed by stainless steel material processing, and the thickness of ring flange 10 is twenty six centimetres, and the thickness of ring flange 10 also thickens ten centimeters, adds in the inside pipeline of ring flange 10 simultaneously and establishes sealing ring 13, seals up the clearance between the ring flange 10 through sealing ring 13.

In this embodiment, specifically, twelve screw holes 14 are provided, twelve screw holes 14 are equidistantly provided along the circumferential direction of the flange plate 10, the flange plates 10 are respectively installed at the air inlet pipe 9 and the air outlet pipe 11 of the filter, the flange plate 10 is changed into twelve holes from the original six-hole screw holes 14, a gasket 15 is additionally arranged between the flange plates 10, the gasket 15 is placed between the sealing surfaces of the two flange plates 10, after the nut is screwed down, the specific pressure on the surface of the gasket 15 is deformed after reaching a certain value, and the unevenness on the sealing surfaces is filled up, so that the connection is tight and leakless.

In this embodiment, specifically, four fasteners 102 are provided, the four fasteners 102 are located at the top of the ring seat 101 and are symmetrically arranged two by two along the circumferential direction of the ring seat 101, the mesh cylinder 103, the filter bag 104 and the keel frame 105 are sequentially placed and installed, then the pressing ring 106 is pressed into the uppermost portion, the pressing ring 106 is completely twisted into the four fasteners 102, and the filter bag 104 and the mesh cylinder 103 are fixed by being locked with the fasteners 102 through the pressing ring 106.

In this embodiment, specifically, a plurality of through holes are formed in the inner side of the net cylinder 103, the size of the net cylinder 103 is larger than that of the keel frame 105, the net cylinder 103 is firstly installed in the shell 1, the collar of the net cylinder 103 is matched with the ring seat 101, the ring seat 101 bears the net cylinder 103, the filter bag 104 is then placed in the net cylinder 103, the collar of the filter bag 104 is matched with the collar of the net cylinder 103, the net cylinder 103 bears the weight of the filter bag 104, the filter bag 104 is not easy to fall off when in use, the keel frame 105 is then placed in the filter bag 104, the filter bag 104 is completely spread by the keel frame 105, and the filter bag 104 is kept in a bulging state and is not easy to wrinkle.

The working principle is as follows: firstly, the fixed installation and the safety protection of the utility model are checked, when in use, firstly, the fastening nut 8 which is used for fastening the shell cover 7 and the shell 1 is loosened around the shell cover 7, then the rotating handle 6 is held by hand, the shell cover 7 is rotated towards one side through the matching of the rotating piece 4 and the rotating rod 5, thereby the shell cover 7 is opened, the net cylinder 103 is firstly arranged in the shell 1, the neckline of the net cylinder 103 is matched with the ring seat 101, the ring seat 101 bears the net cylinder 103, then the filter bag 104 is arranged in the net cylinder 103, the neckline of the filter bag 104 is matched with the neckline of the net cylinder 103, the weight of the filter bag 104 is borne by the net cylinder 103, the filter bag 104 is not easy to fall off when in use, then the keel frame 105 is arranged in the filter bag 104, the filter bag 104 is completely propped open through the keel frame 105, the filter bag 104 is not easy to appear in the bulging state, after the net cylinder 103, the filter bag 104 and the keel 105 are sequentially arranged, the pressing-in the pressing ring 106, the compression ring 106 is completely twisted into the four fasteners 102, the filter bag 104 and the net cylinder 103 are fixed by locking the compression ring 106 and the fasteners 102, then the cover 7 is closed and the fastening nut 8 is tightly twisted, the flange plates 10 are respectively installed at the air inlet pipe 9 and the air outlet pipe 11 of the filter, the flange plates 10 are changed into twelve holes from the original six-hole screw holes 14, the thickness of the flange plates 10 is also increased by ten centimeters, meanwhile, the sealing ring 13 is additionally arranged in the pipeline inside the flange plates 10, the gap between the flange plates 10 is sealed by the sealing ring 13, the gasket 15 is additionally arranged between the flange plates 10, the gasket 15 is arranged between the sealing surfaces of the two flange plates 10, after the nut is tightly screwed, the specific pressure on the surface of the gasket 15 is deformed after reaching a certain value and is filled with uneven positions on the sealing surfaces, so that the connection is tight and leakless, and no smoke is leaked when the smoke is filtered by the filter bag 104, thus the use process of the utility model is completed, the utility model discloses simple structure, convenient to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A novel filter cloth bag fastening device, comprising a housing (1), characterized in that: the outer side of the shell (1) is fixedly connected with a fastening ring (2), the bottom of the fastening ring (2) is welded with supporting legs (3), a fastening nut (8) is installed on the side surface of the top of the shell (1), the shell (1) is fixedly connected with a shell cover (7) through the fastening nut (8), a rotating handle (6) is welded on the top of the shell cover (7), an air outlet pipe (11) is fixedly connected with the bottom of the shell (1), a rotating part (4) is installed on one side of the shell (1), a rotating rod (5) is rotatably connected with the top of the rotating part (4), an air inlet pipe (9) is fixedly connected with the other side of the shell (1), one end, far away from the shell (1), of the air inlet pipe (9) is provided with a flange (10), a sealing ring (13) is fixedly connected with the interior of the flange (10), and a screw hole (14) is formed in the inner side of the flange (10), the inboard threaded connection of screw (14) has bolt (12), handing-over department fixedly connected with gasket (15) between ring flange (10), the inner wall welding of casing (1) has ring seat (101), the top welding of ring seat (101) has fastener (102), the inboard joint of fastener (102) has clamping ring (106), ring seat (101) are through fastener (102) and clamping ring (106) fixedly connected with net section of thick bamboo (103), the inside fixedly connected with filter bag (104) of net section of thick bamboo (103), the inside fixedly connected with keel frame (105) of filter bag (104).

2. A novel filter cloth bag fastening arrangement as claimed in claim 1, wherein: the flange plate (10) is made of stainless steel materials, and the thickness of the flange plate (10) is twenty-six centimeters.

3. A novel filter cloth bag fastening arrangement as claimed in claim 1, wherein: twelve screw holes (14) are arranged, and twelve screw holes (14) are arranged at equal intervals along the circumferential direction of the flange plate (10).

4. A novel filter cloth bag fastening arrangement as claimed in claim 1, wherein: the number of the fasteners (102) is four, and the four fasteners (102) are located at the top of the ring seat (101) and are arranged along the circumferential direction of the ring seat (101) in a pairwise symmetrical mode.

5. A novel filter cloth bag fastening arrangement as claimed in claim 1, wherein: a plurality of through holes are formed in the inner side of the net cylinder (103), and the size of the net cylinder (103) is larger than that of the keel frame (105).