Filter bag with high-strength filter bag framework

Abstract

The utility model discloses a filter bag with a high-strength filter bag framework, which comprises a keel frame, a filter bag body is sleeved on the outer side of the keel frame, the keel frame comprises a bottom plate and a top plate, a support rib is arranged between the bottom plate and the top plate, a connecting inner ring is welded inside the support rib, the support rib is bent inwards to form a mounting groove, and the mounting groove is provided with a connecting inner ring. A mounting groove is formed in the top plate, a connecting inner ring is welded in the mounting groove, a connecting outer ring is welded in the mounting groove, the connecting inner ring and the connecting outer ring are arranged in a penetrating manner, a limiting column is arranged at the top of the top plate, a connecting strip is arranged at the top of the filter bag body, a connecting hole is formed in the connecting strip, and the connecting strip is sleeved on the limiting column through the connecting hole. The mounting stability of the filter bag body is improved, and the use performance is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter bag technical field more specifically, it relates to a filter bag with high strength filter bag framework. BACKGROUND

[0002] Filter bag is a kind of device for filtering solid particles in liquid or gas, is widely used in industry, environmental protection, food processing and other fields.Filter bag is usually composed of filter material, support frame, sealing and connecting piece, realizes filtering effect by intercepting and capturing solid particles.

[0003] The framework is arranged in the filter bag, for the stable support of filter bag in the use process;

[0004] The existing filter bag inside the hanger is mostly provided with annular connecting strip in the inside of support rib, and is welded together by welding, but, in the use process of filter bag, only the inside connection limiting mode, poor stability, is prone to breakage due to the impact of filter bag in the use process and shakes, and influences the use stability;

[0005] In addition, the existing filter bag is usually installed on the installation flower plate through keel framework when realizing the filtration of gas, and when cleaning, reverse pulse blowing mode is used to realize cleaning, and in reverse pulse inflation, filter bag is rapidly expanded and stressed, in the prior art, filter bag is mainly compressed through keel framework when being installed on the installation flower plate, and the installation stability is poor, when filter bag is rapidly expanded, filter bag is prone to fall off on the keel framework. UTILITY MODEL CONTENTS

[0006] (I) technical problem solved

[0007] In view of the problems in the prior art, the utility model provides a filter bag with high strength filter bag framework to solve the technical problems of the keel framework in the filter bag in the prior art mentioned in the background art, which is only connected internally, low in strength, poor in stability and poor in installation stability during use.

[0008] (II) technical scheme

[0009] To achieve the above object, the utility model provides the following technical scheme:

[0010] The utility model provides a filter bag with high strength filter bag skeleton, including keel skeleton, the outside of keel skeleton is equipped with filter bag body, the keel skeleton includes bottom plate and top plate, is provided with the support batten between bottom plate and top plate, is welded with the inside ring of connection in the support batten, the support batten is bent inwards and is formed with the installation groove, is welded with the outside ring of connection in the installation groove, is inserted and set between the inside ring of connection and outside ring of connection, the top of top plate is provided with the limiting post, the top of filter bag body is provided with the connecting strip, is equipped with the connecting hole on the connecting strip, the connecting strip is equipped on the limiting post through connecting hole.

[0011] The utility model further sets up, the upper portion of keel skeleton is provided with the compression plate, the keel skeleton is provided with the lock bolt between outside installation flower board, is equipped with the clamping groove on the compression plate, the clamping groove cooperates with the limiting post, and the connecting strip of filter bag body top can be better fixed on outside installation flower board through the cooperation of lock bolt and compression and can improve the installation stability of filter bag body.

[0012] The utility model further sets up, the top of filter bag body is equipped with the sealing gasket, the lock bolt passes through sealing gasket, and filter bag body is fixed on outside installation flower board, and the connection sealing property between filter bag body and outside installation flower board after installation can be improved through sealing gasket.

[0013] The utility model further sets up, be provided with the protection ring at connecting hole, and the protection of connecting hole can be improved through the setting of protection ring, and the connecting strength of connecting strip is improved.

[0014] The utility model further sets up, be provided with the sealing ring between compression plate and sealing gasket, the lock bolt passes through compression plate, sealing ring and sealing gasket in proper order, and is screwed and locked between outside installation flower board, when installing, sealing gasket is placed at the top outside of filter bag body, realizes the sealed connection between filter bag body and outside installation flower board when installing, then the compression plate is fixed on the top of keel skeleton, makes the limiting post snap -fits into the clamping groove, so that the connecting strip on the limiting post can be fixed, further improve the installation stability of filter bag body, then the lock bolt passes through compression plate, sealing ring and sealing gasket in proper order, and is screwed and locked between outside installation flower board, so that the stable installation of filter bag body and cage skeleton on outside installation flower board is realized, wherein the setting of sealing washer can strengthen the connection sealing property between compression plate and sealing gasket, improve the ventilation filtering effect of filter bag body to airflow.

[0015] The utility model further sets up, the bottom of top board extends to the inside of support bar and is provided with connecting section, the connecting section is welded between the inner wall of support bar, can improve the connecting area between top board and support bar through connecting section, improves the installation stability of support bar at the bottom of top board, improves the support strength of keel frame whole.

[0016] The utility model further sets up, the ventilation groove is set up on the compression plate, the ventilation groove matches with the inner diameter of keel frame, the airflow that enters the inside of filter bag body can discharge outward through the ventilation groove, guarantees the ventilation fluency of airflow.

[0017] The utility model further sets up, the inner surface of filter bag body is provided with wear -resisting strip with reinforcing bar, the surface of wear -resisting strip is provided with wear -resisting protective layer, the position of wear -resisting strip is aligned with the position of reinforcing bar, thereby when making air intake filtration, wear -resisting layer is contacted with reinforcing bar, like this, can improve the wear -resisting effect of filter bag body in the use process, improve the service life, avoid the situation that filter bag body needs to be replaced because of local wear and tear.

[0018] (Three) beneficial effects

[0019] Compared with the prior art, the utility model provides a filter bag with high -strength filter bag skeleton has the following beneficial effects:

[0020] 1, the utility model discloses a keel frame including mutually cooperate's bottom plate, top plate, support bar, connecting inner ring and connecting outer ring, like this, through the cooperation of connecting inner ring and connecting outer ring can be limited from the inside and outside two sides support bar respectively, thereby improve the stability of support bar in the use process, improve the strength of keel frame when using, improve the stability of filter bag when using.

[0021] 2, the utility model discloses in support bar mountain cooperation connecting outer ring forms the installation groove that bends inwards, like this, can make the outer end of connecting outer ring after installation, and the outer end of support bar is flat, thereby avoiding outward protruding, like this, can reduce the friction between filter bag body and keel frame in the use process, improve the use protection of filter bag body.

[0022] 3, the utility model discloses through setting up the connecting strip on the top of filter bag body and setting up the limiting post on the top of top plate, make the connecting strip turn over upwards, through the connecting hole and limit the sleeve setting on the limiting post, like this, in the use process, can improve the installation of filter bag body on the keel frame, avoid appearing filter bag body when pulse purging cleaning, because of the overlarge stress and appear the situation of falling off, improve the installation strength and stability of filter bag body when using. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1The whole structure schematic diagram of the filter bag with high-strength filter bag framework in the utility model Figure 1 ;

[0024] Figure 2 The whole structure sectional view schematic diagram of the utility model;

[0025] Figure 3 The whole structure schematic diagram of the filter bag framework in the utility model;

[0026] Figure 4 The whole structure exploded schematic diagram of the filter bag framework in the utility model;

[0027] Figure 5 The local structure enlarged view of A in the utility model Figure 2 ;

[0028] Figure 6 The local connection structure schematic diagram between the filter bag body and the wear-resistant strip in the utility model.

[0029] In the drawing: 1, filter bag framework; 2, filter bag body; 3, bottom plate; 4, top plate; 5, support rib; 6, connecting inner ring; 7, mounting groove; 8, connecting outer ring; 9, limiting column; 10, connecting strip; 11, connecting hole; 12, pressing plate; 13, locking bolt; 14, clamping groove; 15, sealing gasket; 16, protective ring; 17, sealing ring; 18, connecting section; 19, ventilation groove; 20, wear-resistant strip; 21, wear-resistant protective layer. DETAILED DESCRIPTION

[0030] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0031] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0032] In the utility model, unless otherwise stated, the orientation such as "up, down" is generally for the direction shown in the drawing, or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is generally for the left and right shown in the drawing; "inner, outer" refers to the inner and outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0033] Please refer to Figures 1-6The utility model provides a filter bag with high strength filter bag skeleton, including keel skeleton 1, the outside of keel skeleton 1 is equipped with filter bag body 2, keel skeleton 1 includes bottom plate 3 and top plate 4, is provided with support bar 5 between bottom plate 3 and top plate 4, is welded with the inside ring 6 of support bar 5, and support bar 5 is bent inwards and forms installation groove 7, and the outside ring 8 of installation groove 7 is welded with, and is inserted between the inside ring 6 and the outside ring 8 of connection,

[0034] In this way, the support bar 5 can be limited from the inside and outside by the cooperation of the inside ring 6 and the outside ring 8, thereby improving the stability of the support bar 5 during use, the strength of the keel skeleton 1 during use, and the stability of the filter bag during use.

[0035] The utility model discloses the top of top plate 4 is provided with the limiting post 9, and the top of filter bag body 2 is provided with the connecting strip 10, and the connecting hole 11 is seted up on connecting strip 10, and connecting strip 10 is equipped on the limiting post 9 through connecting hole 11;

[0036] So that connecting strip 10 turns up, and is limited to be equipped on the limiting post 9 through connecting hole 11, so that, during use, the installation of filter bag body 2 on the keel skeleton 1 can be improved, and the filter bag body 2 can be prevented from falling off due to excessive force during pulse purge cleaning, and the installation strength and stability of the filter bag body 2 during use are improved.

[0037] Please refer to Figures 1-6 As an embodiment of the keel skeleton 1: the upper portion of the keel skeleton 1 is provided with a pressing plate 12, the keel skeleton 1 and the outside installation flower plate are provided with locking bolts 13, the pressing plate 12 is provided with a clamping groove 14, the clamping groove 14 cooperates with the limiting post 9, and the connecting strip 10 at the top end of the filter bag body 2 can be better pressed and fixed on the outside installation flower plate through the cooperation of the locking bolts 13 and the pressing plate, thereby improving the installation stability of the filter bag body 2.

[0038] Please refer to Figures 1-6 As an embodiment of the filter bag body 2: the top end of the filter bag body 2 is provided with a sealing gasket 15, the locking bolts 13 pass through the sealing gasket 15 and press and fix the filter bag body 2 on the outside installation flower plate, and the connection sealing property between the filter bag body 2 and the outside installation flower plate after installation is improved through the sealing gasket 15.

[0039] Please refer to Figures 1-6 As an embodiment of the connecting hole 11: the connecting hole 11 is provided with a protective ring 16, and the protection of the connecting hole 11 and the connection strength of the connecting strip 10 are improved through the arrangement of the protective ring 16.

[0040] Please refer to Figures 1-6As an embodiment of the pressing plate 12: a sealing ring 17 is arranged between the pressing plate 12 and the sealing gasket, the locking bolt 13 is sequentially threaded through the pressing plate 12, the sealing ring 17 and the sealing gasket 15, and is screwed and locked with the external mounting flower plate, when mounting, the sealing gasket 15 is placed on the top outside of the filter bag body 2, realizing the sealing connection between the filter bag body 2 and the external mounting flower plate during mounting, then the pressing plate 12 is pressed and fixed at the top end of the keel frame 1, so that the limiting column 9 is clamped into the clamping groove 14, so that the connecting strip 10 sleeved on the limiting column 9 can be pressed and fixed, further improving the mounting stability of the filter bag body 2, then the locking bolt 13 is sequentially threaded through the pressing plate 12, the sealing ring 17 and the sealing gasket 15, and is screwed and locked with the external mounting flower plate, so as to realize the stable mounting of the filter bag body 2 and the cage frame on the external mounting flower plate, wherein the sealing gasket can enhance the connection sealing between the pressing plate 12 and the sealing gasket 15, and improve the ventilation and filtering effect of the filter bag body 2 on airflow.

[0041] Please refer to Figures 1-6 As an embodiment of the top plate 4: the bottom of the top plate 4 extends to the inside of the support rib 5 and is provided with a connecting section 18, which is welded between the inner wall of the support rib 5. Through the connecting section 18, the connecting area between the top plate 4 and the support rib 5 can be improved, the mounting stability of the support rib 5 at the bottom end of the top plate 4 can be improved, and the overall support strength of the keel frame 1 can be improved.

[0042] Please refer to Figures 1-6 As an embodiment of the pressing plate 12: a ventilation groove 19 is formed in the pressing plate 12, the ventilation groove 19 matches the inner diameter of the keel frame 1, and the airflow entering the filter bag body 2 is discharged outward through the ventilation groove 19, ensuring the smoothness of the airflow.

[0043] Please refer to Figures 1-6 As an embodiment of the filter bag body 2: the inner surface of the filter bag body 2 is provided with a wear-resistant strip 20 matched with the reinforcing rib, and the wear-resistant strip 20 is provided with a wear-resistant protective layer 21. The position of the wear-resistant strip 20 is aligned with the position of the reinforcing rib, so that the wear-resistant layer contacts the reinforcing rib during air inlet filtering. In this way, the wear-resistant effect of the filter bag body 2 during use can be improved, the service life can be improved, and the situation that the filter bag body 2 needs to be replaced due to local wear can be avoided.

[0044] In summary:

[0045] The utility model discloses a dragon skeleton 1 is including mutually coordinated bottom plate 3, top plate 4, support bar 5, connecting inner ring 6 and connecting outer ring 8, like this, through the cooperation of connecting inner ring 6 and connecting outer ring 8 can be limited from the inside and outside two sides support bar 5 respectively, thereby improve the stability of support bar 5 in the use process, improve the strength of dragon skeleton 1 when using, improve the stability of filter bag when using.

[0046] The utility model discloses a support bar 5 mountain cooperation connecting outer ring 8 is formed with the mounting groove 7 inwards bending, like this, can make connecting outer ring 8 after installing, its outer end portion is even with the outer end portion of support bar 5, thereby avoids the outward convex, like this, can reduce the friction between filter bag body 2 and dragon skeleton 1 in the use process, improve the use protection of filter bag body 2.

[0047] The utility model discloses a connecting strip 10 is set up in the top of filter bag body 2, and the top of top plate 4 is provided with the limiting post 9, makes connecting strip 10 turn over upwards, is limited and is set on the limiting post 9 through the connecting hole 11, like this, in the use process, can improve the installation of filter bag body 2 on dragon skeleton 1, avoid appearing filter bag body 2 in the pulse purging cleaning, and appear the situation of falling off because of excessive stress, improve the installation intensity and stability of filter bag body 2 when using.

[0048] All the schemes mentioned above, the connection between two components can be selected according to the actual situation welding, bolt and nut connection, bolt or screw connection or other known connection mode, not repeated here, all the schemes mentioned above, if there is a fixed connection, the preferred consideration is welding, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents;

[0049] All the schemes mentioned above, if there is no explicit description, the electrical element operation is controlled by the controller, since the controller matches the commonly used equipment, the control principle and circuit connection belong to the existing known and mature technology, and the electrical connection relationship and specific circuit structure are not repeated here;

[0050] All the schemes mentioned above, if actual needs, the motor can be matched with the speed reducer, and the connection structure between the motor and the speed reducer and the working principle are the existing known technology, and the utility model does not make superfluous;

[0051] In all the above-mentioned schemes, the solar panel is connected with the battery, and the necessary accessories such as the inverter, the battery charging controller, the cable and the fuse, and the support, etc. The control principle and the line connection are all known and mature technologies, and the electrical connection relationship and the specific circuit structure are not described here.

Claims

1. A filter bag with high-strength filter bag skeleton, comprising a keel skeleton (1), the outer side of the keel skeleton (1) is sleeved with a filter bag body (2), characterized in that: The keel frame (1) comprises a bottom plate (3) and a top plate (4), a support bar (5) is arranged between the bottom plate (3) and the top plate (4), a connecting inner ring (6) is welded inside the support bar (5), the support bar (5) is inwardly bent to form a mounting groove (7), a connecting outer ring (8) is welded in the mounting groove (7), the connecting inner ring (6) and the connecting outer ring (8) are arranged in insertion, a limiting column (9) is arranged on the top of the top plate (4), a connecting strip (10) is arranged on the top of the filter bag body (2), a connecting hole (11) is formed in the connecting strip (10), and the connecting strip (10) is sleeved on the limiting column (9) through the connecting hole (11).

2. A filter bag having a high strength filter bag skeleton according to claim 1, characterized in that: The upper portion of the keel frame (1) is provided with a pressing plate (12), the keel frame (1) and the external mounting flower plate are provided with locking bolts (13), the pressing plate (12) is provided with a clamping groove (14), and the clamping groove (14) is matched with the limiting column (9).

3. A filter bag having a high strength filter bag skeleton according to claim 2, characterized in that: The top end of the filter bag body (2) is sleeved with a sealing gasket (15), the locking bolt (13) penetrates through the sealing gasket (15) and tightly fixes the filter bag body (2) on the external mounting flower plate.

4. A filter bag having a high strength filter bag skeleton according to claim 3, characterized in that: The connecting hole (11) is provided with a protective ring (16).

5. A filter bag having a high strength filter bag skeleton according to claim 4, characterized in that: The pressing plate (12) and the sealing gasket (15) are provided with a sealing ring (17), the locking bolt (13) penetrates through the pressing plate (12), the sealing ring (17) and the sealing gasket (15) in sequence and is threadedly locked with the external mounting flower plate.

6. A filter bag having a high strength filter bag skeleton according to any one of claims 1-5, characterized in that: The bottom of the top plate (4) extends to the inside of the support bar (5) and is provided with a connecting section (18), and the connecting section (18) is welded between the inner wall of the support bar (5).

7. A filter bag having a high strength filter bag skeleton according to claim 2, characterized in that: The pressing plate (12) is provided with a ventilation groove (19), and the ventilation groove (19) matches the inner diameter of the keel frame (1).

8. A filter bag having a high strength filter bag skeleton according to claim 1, characterized in that: The inner surface of the filter bag body (2) is provided with a wear-resistant strip (20) matched with the support bar (5), and the surface of the wear-resistant strip (20) is provided with a wear-resistant protective layer (21).

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