Cloth bag type anti-explosion dust collector

Abstract

The utility model discloses a cloth bag type explosion-proof dust collector which comprises a tank body, a dust collection bag, a first lantern ring and a protection assembly, a fixing support is installed at the bottom of the outer wall of the tank body, the first lantern ring is connected to the top of the dust collection bag, the dust collection bag is connected into the tank body in a sleeved mode, and the protection assembly is arranged between the dust collection bag and the tank body. The protection assembly comprises a second lantern ring, a mesh plate and a limiting assembly, the second lantern ring is arranged at the top of the tank body, the mesh plate is arranged at the bottom of the dust collection bag, the limiting assembly is connected between the second lantern ring and the mesh plate, and the limiting assembly is used for protecting the dust collection bag. According to the dust collection device, the tank body, the dust collection bag and the protection assembly are used in a matched mode, under the action of the second lantern ring, the mesh plate and the limiting assembly, the exterior of the dust collection bag can be bound, and a certain exhaust cavity is formed between the dust collection bag and the inner wall of the tank body, so that the air permeability of the dust collection bag is guaranteed, and the dust collection bag is bound; and the condition of pressure fracture is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the dust collector field, especially a bag type explosion -proof dust collector. BACKGROUND

[0002] The bag type dust collector is a kind of high -efficient dust removal equipment, is widely used in industrial production, especially in foundry and other dust production large place, its main working principle is to capture dust by filter bag, when dust-containing gas passes through filter bag, dust particles are blocked by filter bag and adhere to filter bag surface, and clean gas is discharged by filter bag, with the continuous accumulation of dust on filter bag, dust collector will regularly carry out ash removal operation, and dust on filter bag is shaken off and collected.

[0003] The existing bag type dust collector is usually composed of a gas delivery system, a tank body and a dust collection bag, the dust collection bag is sleeved in the interior of the tank body, so that the gas delivery system delivers gas to the interior of the tank body, the gas enters the interior of the dust collection bag, and then the dust collection bag filters the gas and discharges it from the gas outlet of the tank body.

[0004] However, since the dust collection bag is directly sleeved in the interior of the tank body, in order to ensure the exhaust performance of the dust collection bag, there is a certain gap between the exterior of the dust collection bag and the inner wall of the tank body, but this installation mode can cause dust blockage in the interior of the dust collection bag, and under the gas delivery of the gas delivery system, the gas pressure in the interior of the dust collection bag can increase, and even the dust collection bag can be broken and damaged, so there is a certain defect. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a bag type explosion -proof dust collector to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a bag type explosion -proof dust collector, comprising:

[0007] The tank body and the fixed support are installed at the bottom of the outer wall of the tank body.

[0008] The dust collection bag and the first sleeve ring are connected to the top of the dust collection bag, and the dust collection bag is sleeved in the interior of the tank body.

[0009] The protection assembly is arranged between the dust collection bag and the tank body, and the protection assembly comprises:

[0010] The second sleeve ring is arranged at the top of the tank body.

[0011] The mesh plate is arranged at the bottom of the dust collection bag.

[0012] A limiting assembly is connected between the second collar and the mesh plate, and is used to protect the dust collection bag.

[0013] Preferably, the limiting assembly comprises:

[0014] A first fixed rod is fixedly connected between the second collar and the mesh plate.

[0015] A protruding block is fixedly connected to one side of the first fixed rod facing the dust collection bag, and the dust collection bag forms a first exhaust chamber with the tank body under the action of the protruding block.

[0016] Preferably, the limiting assembly comprises:

[0017] A second fixed rod is fixedly connected between the second collar and the mesh plate in an inclined state, and the dust collection bag forms a second exhaust chamber with the tank body under the action of the second fixed rod.

[0018] Preferably, a fixing assembly is further included, which is arranged at the top of the tank body, and comprises:

[0019] A positioning rod is fixedly connected to the top of the tank body, and an outer wall of the positioning rod is slidably inserted into the first collar and the second collar.

[0020] A top plate is located at the top of the first collar.

[0021] Preferably, the fixing assembly further comprises:

[0022] A fixed collar is fixedly sleeved to the outside of the tank body.

[0023] A connecting screw rod is connected at the bottom to the fixed collar.

[0024] A locking nut is threadedly sleeved to the outside of the connecting screw rod, and is located at the top of the top plate.

[0025] Preferably, the fixing assembly further comprises:

[0026] An air inlet is arranged at the top of the top plate.

[0027] An exhaust port is arranged at the bottom of the tank body.

[0028] A pulse port is arranged at one side of the tank body, and is used to pulse deliver gas to the inside of the tank body.

[0029] The technical effects and advantages of the utility model are as follows:

[0030] The utility model discloses a cooperation mode of tank body, dust collecting bag and protection assembly, and the protection assembly includes the second ring, mesh sheet and limiting component, under the action of the second ring, mesh sheet and limiting component, the dust collecting bag outside can be bound, and the dust collecting bag has certain exhaust chamber with the tank body inner wall, thereby guaranteeing the air permeability of dust collecting bag, and the dust collecting bag is also bound, and the pressure break condition of reducing is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is the whole structure schematic diagram of the utility model.

[0032] Figure 2 It is the first embodiment tank body part front face internal structure schematic diagram of the utility model.

[0033] Figure 3 It is the second embodiment tank body part front face internal structure schematic diagram of the utility model.

[0034] In the drawing: 1, tank body;2, fixed support;3, dust collecting bag;4, first ring;5, protection assembly;51, second ring;52, mesh sheet;53, limiting component;531, first fixed link;532, lug;533, first exhaust chamber;534, second fixed link;535, second exhaust chamber;6, fixed component;61, positioning rod;62, top plate;63, fixed ring;64, connecting screw;65, locking nut;7, air inlet;8, exhaust port;9, pulse port. DETAILED DESCRIPTION

[0035] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor all belong to the range of the utility model protection.

[0036] Embodiment 1

[0037] The utility model provides a kind of dust collecting bag, including tank body, fixed support, dust collecting bag, first ring, protection assembly, air inlet, exhaust port, pulse port, it is characterized in that: first ring is fixedly connected on the fixed support, and protection assembly is fixedly connected on the first ring. Figures 1-2The illustrated cloth bag type explosion-proof dust collector comprises a tank body 1, a fixed support 2, a dust collecting bag 3, a first sleeve ring 4 and a protection assembly 5. The fixed support 2 is installed at the bottom of the outer wall of the tank body 1. The first sleeve ring 4 is connected to the top of the dust collecting bag 3. The dust collecting bag 3 is sleeved in the inside of the tank body 1. The protection assembly 5 is arranged between the dust collecting bag 3 and the tank body 1. The protection assembly 5 comprises a second sleeve ring 51, a mesh plate 52 and a limiting assembly 53. The second sleeve ring 51 is arranged at the top of the tank body 1. The second sleeve ring 51 is located between the first sleeve ring 4 and the tank body 1. The mesh plate 52 is arranged at the bottom of the dust collecting bag 3. The mesh plate 52 can bear and protect the bottom of the dust collecting bag 3. The limiting assembly 53 is connected between the second sleeve ring 51 and the mesh plate 52. The limiting assembly 53 is used for protecting the dust collecting bag 3. The limiting assembly 53 can protect the side of the dust collecting bag 3. Therefore, the limiting assembly 53 and the mesh plate 52 can improve the pressure resistance of the dust collecting bag 3 and reduce the rupture of the dust collecting bag 3.

[0038] Especially, the limiting assembly 53 comprises a first fixed rod 531 and a protruding block 532. The first fixed rod 531 is fixedly connected between the second sleeve ring 51 and the mesh plate 52. The protruding block 532 is fixedly connected to the side of the first fixed rod 531 facing the dust collecting bag 3. The dust collecting bag 3 forms a first exhaust chamber 533 between the tank body 1 under the action of the protruding block 532. Figure 2 As shown, under the action of the plurality of first fixed rods 531 and the plurality of protruding blocks 532, not only the side of the dust collecting bag 3 can be protected, but also the air permeability of the dust collecting bag 3 can be ensured. Therefore, the rupture of the dust collecting bag 3 can be reduced.

[0039] Further, the cloth bag type explosion-proof dust collector further comprises a fixing assembly 6. The fixing assembly 6 is arranged at the top of the tank body 1. The fixing assembly 6 comprises a positioning rod 61 and a top plate 62. The positioning rod 61 is fixedly connected to the top of the tank body 1. The outer wall of the positioning rod 61 is sleeved with the first sleeve ring 4 and the second sleeve ring 51. Therefore, the stability of the installation of the first sleeve ring 4 and the second sleeve ring 51 at the top of the tank body 1 is improved. The top plate 62 is located at the top of the first sleeve ring 4. The fixing assembly 6 further comprises a fixed sleeve ring 63, a connecting screw rod 64 and a locking nut 65. The fixed sleeve ring 63 is fixedly sleeved on the outside of the tank body 1. The bottom of the connecting screw rod 64 is connected with the fixed sleeve ring 63. The locking nut 65 is threadedly sleeved on the outside of the connecting screw rod 64. The locking nut 65 is located at the top of the top plate 62. The locking nut 65 can fix the first sleeve ring 4 and the second sleeve ring 51 by locking the top plate 62.

[0040] Further, the air inlet 7, the air outlet 8 and the pulse port 9 are further included, the air inlet 7 is installed on the top of the top plate 62, the air inlet 7 is used for conveying the external gas to be filtered into the dust collecting bag 3, the air outlet 8 is installed on the bottom of the tank body 1, and the gas filtered through the dust collecting bag 3 can be discharged from the air outlet 8, and the pulse port 9 is installed on one side of the tank body 1, the pulse port 9 is used for pulse conveying gas to the inside of the tank body 1, so that the pulse gas impacts the dust collecting bag 3, thereby reducing the amount of dust attached to the inner wall of the dust collecting bag 3, ensuring the ventilation of the dust collecting bag 3, and reducing the rupture of the dust collecting bag 3 again.

[0041] Embodiment 2

[0042] Different from the embodiment 1, as shown in the figure, Figure 3 The limiting assembly 53 includes a second fixed rod 534, the second fixed rod 534 is fixedly connected between the second collar 51 and the mesh plate 52 in an inclined state, the dust collecting bag 3 forms a second exhaust chamber 535 with the tank body 1 under the action of the second fixed rod 534, the inclined second fixed rod 534 not only can protect the side of the dust collecting bag 3, but also can ensure the exhaust performance of the dust collecting bag 3 under the action of the second exhaust chamber 535.

[0043] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and do not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A cloth bag type explosion-proof dust collector characterized by comprising: It includes: The tank body (1) and the fixed support (2) are installed on the bottom of the outer wall of the tank body (1); The dust collecting bag (3) and the first sleeve ring (4) are connected to the top of the dust collecting bag (3), and the dust collecting bag (3) is sleeved in the inside of the tank body (1); The protection assembly (5) is arranged between the dust collecting bag (3) and the tank body (1), and the protection assembly (5) comprises: The second sleeve ring (51) is arranged on the top of the tank body (1); The mesh plate (52) is arranged on the bottom of the dust collecting bag (3); The limiting assembly (53) is connected between the second sleeve ring (51) and the mesh plate (52), and the limiting assembly (53) is used for protecting the dust collecting bag (3).

2. The cloth bag type dust collector according to claim 1, wherein The limiting assembly (53) comprises: The first fixed rod (531) is fixedly connected between the second sleeve ring (51) and the mesh plate (52); The protruding block (532) is fixedly connected to one side of the first fixed rod (531) facing the dust collecting bag (3), and the dust collecting bag (3) forms a first exhaust chamber (533) between the tank body (1) under the action of the protruding block (532).

3. The cloth bag type dust collector according to claim 1, wherein The limiting assembly (53) comprises: The second fixed rod (534) is fixedly connected between the second sleeve ring (51) and the mesh plate (52) in an inclined state, and the dust collecting bag (3) forms a second exhaust chamber (535) between the tank body (1) under the action of the second fixed rod (534).

4. The cloth bag type dust collector according to claim 1, wherein It also includes a fixing assembly (6) arranged on the top of the tank body (1), and the fixing assembly (6) comprises: The positioning rod (61) is fixedly connected to the top of the tank body (1), and the outer wall of the positioning rod (61) is sleeved with the first sleeve ring (4) and the second sleeve ring (51) slidingly; The top plate (62) is located on the top of the first sleeve ring (4).

5. The cloth bag type dust collector according to claim 4, wherein The fixing assembly (6) further comprises: The fixed sleeve ring (63) is fixedly sleeved on the outside of the tank body (1); The connecting screw rod (64) is connected to the fixed sleeve ring (63) at the bottom; The locking nut (65) is threadedly sleeved on the outside of the connecting screw rod (64), and the locking nut (65) is located on the top of the top plate (62).

6. A bag-type dust collector according to claim 5, wherein It also includes: The air inlet (7) is installed on the top of the top plate (62); The exhaust port (8) is installed on the bottom of the tank body (1); The pulse port (9) is installed on one side of the tank body (1), and the pulse port (9) is used for pulse delivery of gas to the inside of the tank body (1).

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