Waste gas tower filter cloth mounting structure

Abstract

The utility model provides a waste gas tower filter cloth mounting structure which comprises a base, a waste gas tower body and a limiting assembly, and the limiting assembly comprises a fixing clamping ring; the surface of the fixed clamping ring is fixedly connected with the inner wall of the waste gas tower body; a semicircular clamping groove is formed in the surface of the fixed clamping ring; the inner wall of the semicircular clamping groove is sleeved with working filter cloth; the limiting assembly further comprises a connecting cylinder. A rotating groove is formed in the surface of the connecting cylinder; the inner wall of the rotating groove is rotationally connected with a rotating clamping block. Push rods are fixedly connected to the surfaces of the sides, away from the rotating grooves, of the rotating clamping blocks. The end, away from the rotating clamping block, of the push rod is fixedly connected with an arc-shaped clamping column matched with the semicircular clamping groove. The top of the rotating cylinder is rotationally connected with an adjusting screw rod; the limiting assembly is arranged to limit the working filter cloth, the working filter cloth can be clamped, and meanwhile, the connecting cylinder can abut against the surface of the working filter cloth under the action of the adjusting screw rod, so that the working filter cloth is prevented from being pulled out in the working process, and the working stability is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas towers, in particular to a filter cloth installation structure for waste gas towers. Background Art

[0002] The exhaust tower is a device used to treat exhaust gas generated in the industrial production process. It removes or transforms harmful substances in the exhaust gas through a variety of physical or chemical methods to achieve purification and qualified emission requirements. It is widely used in steel, chemical, electric power, petroleum, medicine and other industries. When working, filter cloth is often needed to cooperate with the work.

[0003] A Chinese patent with the publication number CN220294258U discloses a filter cloth installation structure for a vacuum filter, including a disc, a groove is provided at the boundary of the equally divided sectors of the disc, a strip pressure strip is installed in the groove, the strip pressure strip is installed in the groove through a self-locking fastener, and the strip pressure strip presses the filter cloth in the self-locking fastener at the upper and lower ends along the travel direction of the disc; the self-locking fastener includes a fastener body, the fastener body is a tubular structure with an opening at the top, and a self-locking inner cavity is provided inside the fastener body; a plurality of foldable struts are provided at the bottom of the fastener body, and the plurality of struts are arranged at equal intervals along the length direction of the fastener body; the longitudinal section of the strip pressure strip is a circular structure, and the strip pressure strip has a slot arranged through it along its length direction. The filter cloth installation structure provided by the utility model can solve the problem that the filter cloth has an extended edge and the pressure strip contacts the outside, and ensure that the filter cloth and the pressure strip are reliable and not easy to be damaged during use.

[0004] As mentioned above, the patent provides a filter cloth installation structure for a vacuum filter. Although it can solve the problem of the filter cloth having extended edges and the pressure strips contacting the outside, and ensure that the filter cloth and the pressure strips are reliable and not easily damaged during use, it only uses strip pressure strips to assist in edge pressing during installation, and no corresponding limiting measures are taken. Once the filter cloth is subjected to greater pressure during operation, it is easy for the filter cloth to be pulled out together with the strip pressure strips, and the stability of use is not high. Utility Model Content

[0005] The utility model provides a waste gas tower filter cloth installation structure to solve the problems raised in the background technology.

[0006] In order to solve the above problems, the utility model provides an exhaust gas tower filter cloth installation structure, including a base, an exhaust gas tower body and a limit assembly, the limit assembly including a fixed clamping ring and a connecting cylinder; the surface of the fixed clamping ring is fixedly connected to the inner wall of the exhaust gas tower body; the surface of the fixed clamping ring is provided with a semicircular clamping groove; the inner wall of the semicircular clamping groove is sleeved with a working filter cloth; the surface of the connecting cylinder is provided with a rotating groove; the inner wall of the rotating groove is rotatably connected with a rotating clamping block; the surface of the rotating clamping block away from the rotating groove is fixedly connected with a push rod; the end of the push rod away from the rotating clamping block is fixedly connected with an arc-shaped clamping column adapted to the semicircular clamping groove; the top of the connecting cylinder is rotatably connected with an adjusting screw; the surface of the adjusting screw is threadedly connected to the top of the exhaust gas tower body.

[0007] Preferably: one end of the adjusting screw passes through the exhaust tower body and extends to the top of the exhaust tower body; one end of the adjusting screw located at the top of the exhaust tower body is fixedly connected to a rotating handle; the surface of the rotating handle is provided with an anti-slip sleeve.

[0008] Preferably: the inner wall of the rotating groove is sleeved with an annular support rod; the inner surface of the rotating block is rotatably connected to the surface of the annular support rod; the surface of the annular support rod and on both sides of the rotating block are sleeved with torsion springs; the two ends of the torsion spring are respectively fixedly connected to the inner wall of the rotating groove and the surface of the rotating block.

[0009] Preferably: the connecting cylinder is arranged on the top of the working filter cloth; the number of the rotating grooves, rotating blocks, push rods and arc-shaped clamping columns is set to multiple, and the multiple rotating grooves, rotating blocks, push rods and arc-shaped clamping columns are evenly arranged on the surface cylinder of the connecting cylinder.

[0010] Preferably: the top of the exhaust tower body surface is connected with an air inlet pipe; the bottom of the exhaust tower body surface is connected with an air outlet pipe; one end of the air inlet pipe and the air outlet pipe are fixedly connected with a connecting flange.

[0011] The beneficial effects of adopting the above technical solution are:

[0012] The working filter cloth is limited by setting a limit assembly. During operation, the working filter cloth is first stuck into the semicircular slot, and then the adjusting screw is rotated. The downward movement of the adjusting screw drives the connecting cylinder to move downward, and the rotating block can rotate in the rotating slot on the surface of the connecting cylinder, so that the push rod begins to fold, and then the arc-shaped clamping column is stuck into the semicircular slot. Subsequently, the adjusting screw is continued to be rotated to make the arc-shaped clamping column completely stuck in the semicircular slot, thereby clamping the working filter cloth. At the same time, the adjusting screw can be used to press the connecting cylinder against the surface of the working filter cloth to prevent the working filter cloth from being pulled away during operation, thereby ensuring stability during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1It is a schematic diagram of the three-dimensional structure of the utility model.

[0014] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0015] Figure 3 It is a schematic diagram of the structure of the exhaust gas tower body in the utility model.

[0016] Figure 4 It is a schematic diagram of the cylindrical connection structure of the utility model.

[0017] Among them: 1. Base; 2. Exhaust tower body; 3. Fixed clamp ring; 4. Semicircular clamp groove; 5. Working filter cloth; 6. Connecting cylinder; 7. Rotating groove; 8. Rotating clamp block; 9. Push rod; 10. Arc clamp column; 11. Adjusting screw; 12. Rotating handle; 13. Anti-slip sleeve; 14. Annular support rod; 15. Torsion spring; 16. Inlet pipe; 17. Outlet pipe; 18. Connecting flange. DETAILED DESCRIPTION

[0018] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0019] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, a movable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] like Figure 1 - Figure 4As shown, in this embodiment, a waste gas tower filter cloth installation structure includes a base 1, a waste gas tower body 2 and a limit assembly, and the limit assembly includes a fixed clamping ring 3 and a connecting cylinder 6; the surface of the fixed clamping ring 3 is fixedly connected to the inner wall of the waste gas tower body 2; the surface of the fixed clamping ring 3 is provided with a semicircular groove 4; the inner wall of the semicircular groove 4 is sleeved with a working filter cloth 5; the surface of the connecting cylinder 6 is provided with a rotating groove 7; the inner wall of the rotating groove 7 is rotatably connected with a rotating block 8; the surface of the rotating block 8 away from the rotating groove 7 is fixedly connected with a push rod 9; the end of the push rod 9 away from the rotating block 8 is fixedly connected with an arc-shaped clamping column 10 adapted to the semicircular groove 4; the top of the connecting cylinder is rotatably connected with an adjusting screw 11; the surface of the adjusting screw 11 is threadedly connected to the top of the waste gas tower body 2.

[0022] Through the above technical scheme, the exhaust tower body 2 is fixed on the top of the base 1, the limit assembly is arranged inside the exhaust tower body 2, the fixed clamping ring 3 is fixed on the inner wall of the exhaust tower body 2, and a semicircular clamping groove 4 is opened on its surface. When installing the working filter cloth 5, the working filter cloth 5 is sleeved into the semicircular clamping groove 4, and then the adjusting screw 11 is rotated. The adjusting screw 11 moves downward to drive the connecting cylinder 6 to move downward, and the rotating clamping block 8 can rotate in the rotating groove 7 on the surface of the connecting cylinder 6, so that the push rod 9 begins to fold, and then the arc clamping column 10 is clamped into the semicircular clamping groove 4, and then the adjusting screw 11 is continued to be rotated so that the arc clamping column 10 is completely clamped into the semicircular clamping groove 4, thereby clamping the working filter cloth 5. At the same time, due to the action of the adjusting screw 11, the connecting cylinder 6 can be pressed against the surface of the working filter cloth 5 to prevent the working filter cloth 5 from being pulled away during work, thereby ensuring stability during work.

[0023] like Figure 2 and Figure 4 As shown, one end of the adjusting screw 11 passes through the exhaust tower body 2 and extends to the top of the exhaust tower body 2; the end of the adjusting screw 11 located at the top of the exhaust tower body 2 is fixedly connected to a rotating handle 12; the surface of the rotating handle 12 is sleeved with an anti-slip sleeve 13; the inner wall of the rotating groove 7 is sleeved with an annular support rod 14; the inner surface of the rotating block 8 is rotatably connected to the surface of the annular support rod 14; the surface of the annular support rod 14 and both sides of the rotating block 8 are sleeved with torsion springs 15; the two ends of the torsion spring 15 are respectively fixedly connected to the inner wall of the rotating groove 7 and the surface of the rotating block 8; the connecting cylinder 6 is arranged on the top of the working filter cloth 5; the number of the rotating groove 7, the rotating block 8, the push rod 9 and the arc-shaped clamping column 10 are all set to multiple, and the multiple rotating grooves 7, the rotating block 8, the push rod 9 and the arc-shaped clamping column 10 are evenly arranged on the surface cylinder of the connecting cylinder 6.

[0024] Through the above technical scheme, the adjusting screw 11 is threadedly connected at the top of the exhaust tower body 2, and the adjusting screw 11 can be driven to rotate by turning the handle 12. An anti-slip sleeve 13 is provided to ensure that it is not easy to slide when rotating. The annular support rod 14 is sleeved on the inner wall of the rotating groove 7 to support the rotating block 8, and a torsion spring 15 is provided to make the rotating block 8 rotate away from the working filter cloth 5, so as to cooperate with the downward limiting effect of the adjusting screw 11 to ensure that the arc-shaped clamping column 10 can be stably clamped into the semicircular clamping groove 4. In addition, multiple rotating grooves 7, rotating blocks 8, push rods 9 and arc-shaped clamping columns 10 are provided to clamp and limit the working filter cloth 5 in multiple directions, thereby further improving the stability during operation.

[0025] like Figure 1 As shown, the top of the exhaust tower body 2 is connected to an air inlet pipe 16; the bottom of the exhaust tower body 2 is connected to an air outlet pipe 17; one end of the air inlet pipe 16 and the air outlet pipe 17 are fixedly connected with a connecting flange 18.

[0026] Through the above technical solution, the air inlet pipe 16 is used to pass the exhaust gas into the interior of the exhaust tower body 2, and the air outlet pipe 17 is used to discharge the purified exhaust gas. At the same time, a connecting flange 18 is fixed at one end of the air inlet pipe 16 and the air outlet pipe 17 for external pipes, so as to better be used for the input and output of the exhaust gas.

[0027] Finally, it should be noted that the above implementation cases are only used to illustrate the present invention, rather than to limit the technical solutions described in the present invention; therefore, although this specification has described the present invention in detail with reference to the above-mentioned embodiments, ordinary technicians in this field should understand that the present invention can still be modified or replaced by equivalents, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention; the technology not described in detail in the present invention is implemented with the existing technology.

Claims

1. A waste gas tower filter cloth installation structure, comprising a base (1), a waste gas tower body (2) and a limit assembly, characterized in that: The limiting assembly comprises a fixed clamping ring (3) and a connecting cylinder (6); the surface of the fixed clamping ring (3) is fixedly connected to the inner wall of the exhaust tower body (2); a semicircular clamping groove (4) is provided on the surface of the fixed clamping ring (3); a working filter cloth (5) is sleeved on the inner wall of the semicircular clamping groove (4); a rotating groove (7) is provided on the surface of the connecting cylinder (6); a rotating clamping block (8) is rotatably connected to the inner wall of the rotating groove (7); a push rod (9) is fixedly connected to the surface of the rotating clamping block (8) on a side away from the rotating groove (7); an arc-shaped clamping column (10) adapted to the semicircular clamping groove (4) is fixedly connected to the end of the push rod (9) away from the rotating clamping block (8); an adjusting screw (11) is rotatably connected to the top of the exhaust tower body (2); the surface of the adjusting screw (11) is threadedly connected to the top of the exhaust tower body (2).

2. The exhaust tower filter cloth installation structure according to claim 1, characterized in that: One end of the adjusting screw (11) passes through the exhaust tower body (2) and extends to the top of the exhaust tower body (2); one end of the adjusting screw (11) located at the top of the exhaust tower body (2) is fixedly connected to a rotating handle (12); and a non-slip cover (13) is provided on the surface of the rotating handle (12).

3. The exhaust tower filter cloth installation structure according to claim 1, characterized in that: The inner wall of the rotating groove (7) is sleeved with an annular support rod (14); the inner surface of the rotating clamping block (8) is rotatably connected to the surface of the annular support rod (14); the surface of the annular support rod (14) and both sides of the rotating clamping block (8) are sleeved with torsion springs (15); the two ends of the torsion spring (15) are respectively fixedly connected to the inner wall of the rotating groove (7) and the surface of the rotating clamping block (8).

4. The exhaust tower filter cloth installation structure according to claim 1, characterized in that: The connecting cylinder (6) is arranged on the top of the working filter cloth (5); the number of the rotating groove (7), the rotating block (8), the push rod (9) and the arc-shaped clamping column (10) is set to be multiple, and the multiple rotating grooves (7), the rotating block (8), the push rod (9) and the arc-shaped clamping column (10) are uniformly arranged on the surface cylinder of the connecting cylinder (6).

5. The exhaust tower filter cloth installation structure according to claim 1, characterized in that: The top of the surface of the exhaust tower body (2) is connected to an air inlet pipe (16); the bottom of the surface of the exhaust tower body (2) is connected to an air outlet pipe (17); one end of the air inlet pipe (16) and the air outlet pipe (17) are fixedly connected with a connecting flange (18).

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