High-precision dust removal filtering cloth bag

Abstract

The utility model discloses a high-precision dust removal filter cloth bag, which relates to the field of dust removal filter cloth bags, and comprises a mounting plate, a limiting hole is formed in the mounting plate, a dust removal filter bag is mounted on the inner wall of the mounting plate, a convex block is fixedly connected to the outer wall of the dust removal filter bag, a clamping groove is formed in the dust removal filter bag, and the convex block is fixedly connected with the clamping groove. By moving the dust removal filter bag, placing the dust removal filter bag in the mounting plate, pressing the top end of the dust removal filter bag, clamping the clamping groove to the inner wall of the mounting plate, releasing the dust removal filter bag, restoring the dust removal filter bag under the action of an elastic clamping ring arranged in the clamping groove, and inserting a convex block into a limiting hole, the dust removal filter bag can be conveniently mounted and limited; the dust removal filtering effect is prevented from being affected by rotation of the dust removal filtering bag, the filtering holes are formed in the dust removal filtering bag, large particles in gas can be preliminarily filtered, and the dust removal filtering precision is improved by fixedly connecting the interior of the dust removal filtering bag with the first filtering layer.

Description

Technical Field

[0001] The utility model relates to the field of dust removal filter cloth bags, in particular to a high-precision dust removal filter cloth bag. Background Art

[0002] Dust filter bags refer to the bags used in bag-type dust collectors, which are made of dust cloth. A large amount of dust will be generated during the production process of thermal power generation, steel and cement industries, causing serious pollution to the atmosphere. Bag-type dust collection is an ideal and widely used dust removal method. The dust bag is called the heart of the bag-type dust collector and plays a very important role in the dust removal effect. The current dust filter bags are often connected to the bag-type dust collectors through elastic clamps set at the bag mouth. The dust filter bags are not further limited, causing the dust filter bags to rotate during the operation of the dust collector, affecting the dust removal effect of the dust filter bags. Therefore, a high-precision dust filter bag is needed.

[0003] The existing dust filter bags are not limited when in use, and most of the current dust filter bags are set as single layers, which affects the accuracy of dust filtration and is inconvenient to install the support frame inside the dust filter bag. Therefore, a high-precision dust filter bag is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a high-precision dust filter bag to solve the problems that the existing dust filter bag does not limit the dust filter bag, the dust filtration accuracy is poor and it is inconvenient to install the support frame inside the dust filter bag.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision dust filter bag, comprising a mounting plate, a limiting hole is provided inside the mounting plate, a dust filter bag is installed on the inner wall of the mounting plate, a protrusion is fixedly connected to the outer wall of the dust filter bag, and a card slot is provided inside the dust filter bag.

[0006] The dust removal filter bag has filter holes formed inside, a first filter layer is fixedly connected inside the dust removal filter bag, and a second filter layer is fixedly connected to the inner wall of the first filter layer.

[0007] A threaded hole is provided inside the mounting plate, a clamping plate is installed on the outer wall of the mounting plate, bolts are installed on the outer wall of the clamping plate, a connecting rod is fixedly connected to the bottom of the clamping plate, and a supporting ring is fixedly connected to the outer wall of the connecting rod.

[0008] Preferably, the protrusion is snap-connected with the mounting plate via a limiting hole, and the dust filter bag is snap-connected with the mounting plate via a slot.

[0009] Preferably, an elastic clamp ring is arranged inside the clamping slot, and the limiting holes are evenly distributed along the outer wall of the mounting plate.

[0010] Preferably, the first filter layer is made of aramid fiber, and the second filter layer is made of glass fiber.

[0011] Preferably, the first filter layer and the second filter layer are tightly fitted, and the filter holes are evenly distributed along the outer wall of the dust filter bag.

[0012] Preferably, the bolt is threadedly connected to the mounting plate through a threaded hole, and the bolt is matched with the threaded hole.

[0013] Preferably, a through hole is opened inside the clamping plate, and the support ring is in contact with the inner wall of the dust filter bag.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model provides a mounting plate, a limiting hole, a dust filter bag, a protrusion and a slot. By moving the dust filter bag and placing it in the mounting plate, pressing the top of the dust filter bag, the slot is engaged with the inner wall of the mounting plate, and the dust filter bag is released. Under the action of the elastic clamping ring provided inside the slot, the dust filter bag can be restored, and the protrusion is inserted into the limiting hole, so that the dust filter bag can be easily installed and limited, and the dust filter bag can be prevented from affecting the dust removal and filtering effect due to rotation.

[0016] 2. The utility model provides a dust filter bag, a filter hole, a first filter layer, and a second filter layer. The filter hole is provided inside the dust filter bag, so that larger particles in the gas can be initially filtered. The first filter layer is fixedly connected to the inside of the dust filter bag, and the material of the first filter layer is aramid fiber, so that the gas can be filtered twice. The second filter layer is fixedly connected to the inner wall of the first filter layer, and the material of the second filter layer is glass fiber, so that the dust particles in the gas can be filtered in multiple stages, thereby improving the accuracy of dust removal and filtration.

[0017] 3. The utility model is provided with a dust filter bag, a threaded hole, a clamping plate, a bolt and a support ring. By moving the clamping plate, the support ring is inserted into the inner wall of the dust filter bag, the bolt is moved to pass through the clamping plate and docked to the inner wall of the threaded hole, and the bolt is turned, so as to facilitate the installation of the support frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a structural breakdown diagram of the utility model;

[0020] Figure 3This is a three-dimensional diagram of the dust filter bag of the utility model;

[0021] Figure 4 It is a three-dimensional cross-sectional view of the dust removal filter bag of the utility model.

[0022] In the figure: 1. Mounting plate; 2. Limiting hole; 3. Dust filter bag; 4. Bump; 5. Slot; 6. Filter hole; 7. First filter layer; 8. Second filter layer; 9. Threaded hole; 10. Clamp plate; 11. Bolt; 12. Connecting rod; 13. Support ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0024] The following describes an embodiment of the utility model based on its overall structure.

[0025] See also Figure 1-4 A high-precision dust filter bag comprises a mounting plate 1, a limiting hole 2 is provided inside the mounting plate 1, a dust filter bag 3 is installed on the inner wall of the mounting plate 1, a protrusion 4 is fixedly connected to the outer wall of the dust filter bag 3, a card slot 5 is provided inside the dust filter bag 3, the protrusion 4 is engaged and connected with the mounting plate 1 through the limiting hole 2, and the dust filter bag 3 is engaged and connected with the mounting plate 1 through the card slot 5, an elastic clamp ring is provided inside the card slot 5, and the limiting holes 2 are evenly distributed along the outer wall of the mounting plate 1, which can facilitate the installation and limiting of the dust filter bag 3 to prevent the dust filter bag 3 from affecting the dust removal and filtering effect due to rotation.

[0026] See also Figure 1-4 A high-precision dust removal filter bag, the dust filter bag 3 is provided with filter holes 6, the dust filter bag 3 is fixedly connected with a first filter layer 7, the inner wall of the first filter layer 7 is fixedly connected with a second filter layer 8, the first filter layer 7 is made of aramid fiber, and the second filter layer 8 is made of glass fiber, the first filter layer 7 is tightly fitted with the second filter layer 8, and the filter holes 6 are evenly distributed along the outer wall of the dust filter bag 3, which can perform multi-stage filtration on dust particles in the gas and improve the accuracy of dust removal filtration.

[0027] See also Figure 1-4A high-precision dust filter bag, a mounting plate 1 is provided with a threaded hole 9, a clamping plate 10 is provided on the outer wall of the mounting plate 1, a bolt 11 is provided on the outer wall of the clamping plate 10, a connecting rod 12 is fixedly connected to the bottom of the clamping plate 10, a supporting ring 13 is fixedly connected to the outer wall of the connecting rod 12, the bolt 11 is threadedly connected to the mounting plate 1 through the threaded hole 9, and the bolt 11 is adapted to the threaded hole 9, a through hole is provided inside the clamping plate 10, and the supporting ring 13 is fitted with the inner wall of the dust filter bag 3, so that the support frame can be easily installed.

[0028] Working principle: When in use, the dust filter bag 3 is moved and placed in the mounting plate 1, and the top of the dust filter bag 3 is pressed to make the card slot 5 card-connected to the inner wall of the mounting plate 1, and the dust filter bag 3 is released. Under the action of the elastic card ring arranged inside the card slot 5, the dust filter bag 3 can be restored, and the protrusion 4 is inserted into the limiting hole 2 at the same time, which can facilitate the installation and limiting of the dust filter bag 3. The filter hole 6 is opened inside the dust filter bag 3, and the larger particles in the gas can be initially filtered. The first filter layer 7 is fixedly connected to the inside of the dust filter bag 3, and the material of the first filter layer 7 is aramid. Fiber, can perform secondary filtration on the gas, the second filter layer 8 is fixedly connected to the inner wall of the first filter layer 7, and the material of the second filter layer 8 is glass fiber, which can perform multi-stage filtration on the dust particles in the gas, by moving the card plate 10, inserting the support ring 13 into the inner wall of the dust filter bag 3, moving the bolt 11, so that it passes through the card plate 10 and docks to the inner wall of the threaded hole 9, turning the bolt 11, it is easy to install the support frame, thus completing the use process of the device, the content not described in detail in this specification belongs to the existing technology known to professional and technical personnel in this field.

[0029] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A high-precision dust removal filter bag, comprising a mounting plate (1), characterized in that: A limiting hole (2) is provided inside the mounting plate (1), a dust filter bag (3) is installed on the inner wall of the mounting plate (1), a protrusion (4) is fixedly connected to the outer wall of the dust filter bag (3), and a card slot (5) is provided inside the dust filter bag (3); The dust removal filter bag (3) has a filter hole (6) formed inside, a first filter layer (7) is fixedly connected inside the dust removal filter bag (3), and a second filter layer (8) is fixedly connected to the inner wall of the first filter layer (7); A threaded hole (9) is provided inside the mounting plate (1), a clamping plate (10) is installed on the outer wall of the mounting plate (1), a bolt (11) is installed on the outer wall of the clamping plate (10), a connecting rod (12) is fixedly connected to the bottom of the clamping plate (10), and a supporting ring (13) is fixedly connected to the outer wall of the connecting rod (12).

2. A high-precision dust removal filter bag according to claim 1, characterized in that: The protrusion (4) is snap-connected to the mounting plate (1) via the limiting hole (2), and the dust filter bag (3) is snap-connected to the mounting plate (1) via the slot (5).

3. A high-precision dust removal filter bag according to claim 2, characterized in that: An elastic clamping ring is arranged inside the clamping groove (5), and the limiting holes (2) are evenly distributed along the outer wall of the mounting plate (1).

4. A high-precision dust removal filter bag according to claim 1, characterized in that: The material of the first filter layer (7) is aramid fiber, and the material of the second filter layer (8) is glass fiber.

5. The high-precision dust removal filter bag according to claim 1, characterized in that: The first filter layer (7) and the second filter layer (8) are tightly fitted, and the filter holes (6) are evenly distributed along the outer wall of the dust removal filter bag (3).

6. A high-precision dust removal filter bag according to claim 1, characterized in that: The bolt (11) is threadedly connected to the mounting plate (1) through the threaded hole (9), and the bolt (11) is matched with the threaded hole (9).

7. A high-precision dust removal filter bag according to claim 1, characterized in that: A through hole is provided inside the clamping plate (10), and the support ring (13) is in contact with the inner wall of the dust removal filter bag (3).

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