Filter equipment

Abstract

The utility model provides filter equipment which comprises a box body, a filtering structure and a spraying structure, industrial smoke enters the box body from an air inlet, is filtered by the filtering structure and then is discharged from the box body, so that the industrial smoke is filtered, the filtering structure consists of a sliding rail fixed in the box body and a filtering net connected with the sliding rail in a sliding manner, and the spraying structure is arranged in the box body. The access door is arranged on the filter box body, and the filter screen can be pulled out from the access door along the sliding rail and can be replaced and cleaned, so that the filter effect of the filter equipment can be kept by replacing and cleaning the filter screen after the filter is used for a period of time.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding smoke treatment equipment technical field especially relates to a filter equipment. BACKGROUND

[0002] The prior art document, such as: the Chinese patent document with the publication number CN109985445A, is an industrial smoke filter, and industrial smoke enters the cylinder from the air suction pipe, is filtered after the filter device and is discharged from the cylinder. However, in the prior art, the filter device is not only inconvenient to replace, but also cannot be reused. SUMMARY

[0003] Therefore, it is necessary to provide a filter equipment to solve the problems of replacement and reuse of the filter structure in the filter equipment. To achieve the above purpose, the utility model provides the following technical scheme: a filter equipment, comprising a box body, a filter structure and a spraying structure;

[0004] The box body comprises a box body frame and an outer buckling plate covering the box body frame, different faces of the box body are respectively provided with an air inlet and an air outlet, waste gas flows from the air inlet to the air outlet, a maintenance door is further provided on the box body, the maintenance door is provided on the side face of the box body, and a drain port is provided on the bottom of the box body.

[0005] The filter structure comprises a filter screen and a sliding rail, the sliding rail is fixed in the box body frame, the filter structure is separately arranged between the air inlet and the air outlet, the filter structure comprises a plurality of filter screens which are connected in series and arranged obliquely, and each filter screen is connected to the box body frame through the sliding rail, and the sliding direction of the filter screen corresponds to the maintenance door.

[0006] The spraying structure is arranged above the box body, the spraying structure comprises a spraying head and a water supply pipe, the spraying head is arranged on the water supply pipe, the top face of the box body is provided with a spraying hole for the spraying head to spray water into the box body, and the water supply pipe is connected with a water source.

[0007] Further, the number of filter structures is two or more, and the filter structures are arranged in an array along the air inlet direction.

[0008] Further, the sliding rail is in a U-shaped structure, the opening direction of the sliding rail faces the maintenance door, and the two sides of the sliding rail are perpendicular to the face of the box body where the maintenance door is located.

[0009] Further, the U-shaped sliding rail is fixed in the box body frame, the sliding rail is arranged in a series connection mode, and the filter screen is matched with the U-shaped sliding rail in size and shape.

[0010] Further, the filter screen is provided with four layers, and the first two layers are vapor filtering screens, and the last two layers are dust filtering screens.

[0011] Further, the access door comprises a door frame, a door plate and a hinge, the door frame is installed on the cabinet frame through the hinge, the door plate is matched with the door frame, the door plate is fixedly installed in the door frame, and a T-shaped lock is arranged on the cabinet.

[0012] Further, the access door can be provided with a plurality of access doors.

[0013] Further, the access door is square, and the projection of the filter screen in the sliding direction is contained in the projection of the access door in the sliding direction.

[0014] Further, a plurality of spray heads are arranged on the water supply pipe, and the number of the spray holes corresponds to the number of the spray heads.

[0015] Further, a wind cover is arranged at the air inlet and / or the air outlet.

[0016] Different from the prior art, the above technical solutions achieve the following technical effects:

[0017] In the present application, a filtering structure is arranged in the air inlet direction to effectively intercept impurities in the exhaust gas. The filter screen is slidably connected to the cabinet frame through a sliding rail, and the sliding direction of the filter screen corresponds to the access door. Opening the access door can pull out the filter screen from the cabinet, which is convenient for replacing the filter screen in the filter equipment and cleaning the replaced filter screen for repeated use. The present application also provides fire protection for the equipment by arranging a spraying structure. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The front view of an embodiment is shown;

[0019] Figure 2 The side view of an embodiment is shown;

[0020] Figure 3 The cross-sectional view of an embodiment is shown;

[0021] Figure 4 The perspective view of an embodiment is shown;

[0022] Figure 5 The internal structure diagram of an embodiment is shown.

[0023] Explanation of reference signs:

[0024] Box 1; air inlet 11; air outlet 12; access door 13; T-shaped lock 131; water outlet 14;

[0025] Filter structure 2; filter screen 21; sliding rail 22;

[0026] Spraying structure 3; spraying head 31; spraying hole 32; water supply pipe 33;

[0027] Fan cover 4. DETAILED DESCRIPTION

[0028] To describe the technical contents, structural features, purposes and effects of the technical solutions in detail, the following will be described in combination with specific embodiments and the accompanying drawings.

[0029] In this document, the term "embodiment" means that the specific features, structures or characteristics described in connection with the embodiment can be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, and does not particularly limit the independence or association between other embodiments. In principle, in this application, as long as there is no technical contradiction or conflict, each technical feature mentioned in each embodiment can be combined in any way to form a corresponding implementable technical solution.

[0030] Unless otherwise defined, the meanings of the technical terms used in this document are the same as those commonly understood by those skilled in the art to which the present application belongs; the use of related terms in this document is only for the purpose of describing specific embodiments, and is not intended to limit the present application.

[0031] In the description of the present application, the phrase "and / or" is a description of the logical relationship between the objects, which means that there can be three relationships, for example, A and / or B, which means that there are three cases: A exists, B exists, and A and B exist at the same time. In addition, the character " / " in this document generally represents that the associated objects before and after are a "or" logical relationship.

[0032] In this application, such as "first" and "second", the terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual quantity, primary and secondary or order relationship between the entities or operations.

[0033] In the present application, the terms "comprise", "contain", "include", or other similar phrases as used in a clause are intended to encompass non-exclusive inclusion, and these terms do not exclude the presence of additional elements in the process, method or product comprising the elements, so that the process, method or product comprising a series of elements can not only include those defined elements, but also include other elements not explicitly listed, or also include elements inherent to such process, method or product.

[0034] In the present application, the terms "comprise", "contain", "include", or other similar phrases as used in a clause are intended to encompass non-exclusive inclusion, and these terms do not exclude the presence of additional elements in the process, method or product comprising the elements, so that the process, method or product comprising a series of elements can not only include those defined elements, but also include other elements not explicitly listed, or also include elements inherent to such process, method or product.

[0035] In the description of the embodiments of the present application, the spatial-related terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. The indicated orientation or position relationship is based on the orientation or position relationship shown in the specific embodiment or the drawing, and is only for the convenience of describing the specific embodiment of the present application or for the reader to understand, and does not indicate or imply that the indicated device or component must have a specific position, a specific orientation, or be constructed or operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0036] Unless otherwise explicitly specified or limited, in the description of the embodiments of the present application, the terms "mount", "connect", "connect", "fix", "set", etc. should be understood broadly. For example, the "connection" can be fixed connection, or detachable connection, or integral setting; it can be mechanical connection, or electrical connection, or communication connection; it can be direct connection, or indirect connection through intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art to which the present application belongs, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0037] Please refer to Figures 1-5 The utility model embodiment provides a filter equipment, including box 1, filter structure 2 and spray structure 3.

[0038] The box body comprises a box body frame and an outer buckling plate covering the box body frame, an air inlet 11 and an air outlet 12 are respectively arranged on different surfaces of the box body 1, waste gas flows from the air inlet 11 to the air outlet 12, an inspection door 13 is arranged on the box body 1, the inspection door 13 is arranged on the side surface of the box body 1, and a drain port 14 is arranged on the bottom of the box body;

[0039] The filter structure 2 comprises a filter screen 21 and a sliding rail 22, the sliding rail is fixed in the box body frame, the filter structure 2 is arranged between the air inlet 11 and the air outlet 12, the filter structure 2 comprises a plurality of filter screens 21 which are connected in series and arranged obliquely, and each filter screen 21 is connected to the box body frame through the sliding rail 23, and the sliding direction of the filter screen 21 corresponds to the inspection door 13;

[0040] The spraying structure 3 is arranged above the box body 1, the spraying structure 3 comprises a spraying head 31 and a water supply pipe 33, the spraying head 31 is arranged on the water supply pipe 33, the top surface of the box body 1 is provided with a spraying hole 32 for spraying water into the box body by the spraying head 31, and the water supply pipe 33 is connected with a water source.

[0041] Generally, the air inlet 11 is arranged on the left side surface of the box body, the air outlet is arranged on the right side surface of the box body, the filter structure is arranged in series between the air inlet 11 and the air outlet 12, industrial smoke enters the filter structure 2 from the air inlet 11, passes through the arrayed filter structure 2, and the industrial smoke is filtered and discharged from the air outlet 12, so that the industrial smoke filtering function of the application is realized. In other embodiments, the air inlet 11 and the air outlet 12 can also be arranged on the top surface and the side surface respectively, and the air inlet 11 and the air outlet 12 are arranged on the top surface and the side surface respectively, the positions of the air inlet 11 and the air outlet 12 should be arranged on the two sides of the filter structure 2, that is, the industrial smoke enters the filter device 2 from the air inlet 11, passes through all the filter structures arranged in series, and is discharged from the air outlet 12. The inspection door 13 is arranged on the side surface of the box body 1, the opening direction of the inspection door 13 is the direction to the outside of the box body, so that the filter screen 21 can be pulled out after the inspection door is opened.

[0042] The box frame is a steel structure cube, each support surface of the frame is a grid structure, the slide rail 22 can be fixed on the box frame by welding, and the filter screen 21 can be connected with the slide rail 22 in sliding mode on both sides, so that the filter screen 21 is convenient to install and disassemble, the filter screen 21 is arranged in an inclined mode, adjacent filter screens 21 are connected in a head-to-tail mode and arranged in an interleaved mode, the filter screen 21 arranged in the head-to-tail mode is in a continuous Z-shaped structure, the filter structure 2 is connected from one side of the inner wall of the box 1 to the other side of the inner wall of the box 1, and the filter structure 2 is attached to the inner wall of the box 1 around, so that the industrial smoke can pass through the filter screen 21 completely, and the phenomenon of air path short circuit is prevented, the filter screen 21 is arranged in an interleaved and inclined mode, so that the industrial smoke can pass through the filter screen 21 completely, and a better filtering effect is achieved, the direction of the slide rail 22 corresponds to the direction of the access door 13, and the filter screen 21 is drawn out along the direction of the access door.

[0043] The spray head 31 arranged above the box 1 can spray water into the box 1 to extinguish fire when the box is on fire, the spraying function of the spray head 31 can cover a larger range of the area on fire in the box, the spray head 31 is arranged above the box 1, the spray hole 32 is formed in the top surface of the box 1, the water outlet part of the front portion of the spray head 31 extends into the box 1 through the spray hole 32, so that the water sprayed by the spray head 31 can be completely sprayed into the box 1, and the water pipe 33 is connected to an external water source, so that the spray structure 3 can meet the water demand.

[0044] In some embodiments, the number of filter structures 2 is two or more, and the filter structures 2 are arranged in an array along the air inlet direction. Two or more filter structures 2 can improve the purification rate of industrial smoke, and when the purification efficiency of industrial smoke is required to be more than 98%, two-stage filter structures 2 must be arranged to meet the requirement.

[0045] In some embodiments, the slide rail 22 is in a U-shaped structure, the opening direction of the slide rail faces the access door 13, and the two sides of the slide rail 22 are perpendicular to the box surface where the access door 13 is located. The opening size of the U-shaped slide rail 22 is matched with the size of the filter screen 21, so that the filter screen 21 can be installed and disassembled in the slide rail 22, the U-shaped slide rail 22 is perpendicular to the surface where the access door 13 is located, so that when the access door 13 is opened, the filter screen 21 can be pulled out in the U-shaped slide rail 22 in a transverse direction, and the filter screen 21 can be conveniently replaced. The two sides of the U-shaped slide rail 22 provide sliding guide and fixation for the filter screen, and the middle part of the U-shaped slide rail 22 can be directly welded and fixed in the box frame, so that the slide rail is more fixed.

[0046] In some embodiments, the U-shaped slide rail is fixed in the cabinet 1 frame, the U-shaped slide rail 22 is arranged in an inclined manner, and the filter screen 21 is matched in size and shape with the U-shaped slide rail 22. The inclined arrangement of the U-shaped slide rail 22 enables the filter screen 21 to be arranged in an inclined manner, and the two sides of the U-shaped slide rail are respectively arranged in abutment with the sides of the adjacent slide rails. The horizontal part of the lower U-shaped slide rail 22 is in abutment with the lower horizontal part of the upper slide rail 22. The U-shaped slide rail 22 is arranged in an inclined manner and is abutted, so that the filter screen 21 can be arranged in an inclined manner. The filter structure is formed by a plurality of filter screens, which increases the effective filtering area, and the slide rail type filter screen structure facilitates the disassembly, cleaning and replacement of the filter screen.

[0047] In some embodiments, the filter screen 21 is arranged in four layers along the air inlet direction. The front two layers of filter screens 21 are used for removing mist, and the rear two layers of filter screens 21 are used for removing dust. The front two layers of filter screens 21 are selected to be integrated with an aluminum frame and three layers of gas-liquid screens, which are used to filter water vapor in industrial smoke. The specific filter medium can trap impurities such as water vapor in industrial smoke, thereby achieving the purpose of cleaning and purification. The rear two layers of filter screens 21 are selected to be integrated with an aluminum frame and six layers of stainless steel screens. The stainless steel screens have excellent filtering effect and can effectively remove suspended solids, particulate matter and microorganisms. The stainless steel screens have excellent corrosion resistance and high temperature resistance. This arrangement can achieve better filtering effect and remove impurities in industrial smoke.

[0048] In some embodiments, the access door 13 includes a door frame, a door panel and a hinge. The door frame is mounted on the cabinet 1 frame by the hinge. The door panel is matched with the door frame, and the door panel is fixedly installed in the door frame. A T-shaped lock 131 is arranged outside the cabinet 1, and the T-shaped lock 131 is arranged on the side of the door frame away from the hinge. The access door 13 is preferably made of stainless steel. Industrial smoke contains a large amount of acid, alkali and other substances. The access door 13 made of stainless steel can effectively resist corrosion, and the access door 13 made of stainless steel is not easy to deform. The access door 13 adopts a T-shaped lock 131 fast-opening structure, which is convenient and fast. The T-shaped lock 131 is also made of stainless steel, which is corrosion and rust resistant. The T-shaped lock 131 can be assembled with a rubber flat gasket and an O-shaped ring, which has waterproof and dustproof ability. The door frame is movably connected to the cabinet 1 frame in the vertical direction by the hinge. The access door 13 can be opened or closed along the hinge. The T-shaped lock 131 is movably arranged on the side of the door frame away from the hinge, so that the user can use the T-shaped lock 131 as a door handle to open and close the access door 13.

[0049] In some embodiments, the access door 13 can be arranged in multiple numbers. The access door 13 can be arranged in two rows vertically and in multiple numbers horizontally according to the length of the cabinet 1. This arrangement can avoid the access door 13 being too large and facilitate installation.

[0050] In some embodiments, the access door 13 is square in shape, and the projection of the filter screen 21 in the sliding direction is contained in the projection of the access door 13 in the sliding direction. In this case, when the access door 13 is opened, the filter screen 21 can be pulled out from the access door 13 in one piece, and the filter screen 21 will not be stuck when pulled out.

[0051] In some embodiments, a plurality of spray heads 31 are arranged on the water supply pipe 33, and the number of spray holes 32 corresponds to the number of spray heads 31. The spray heads 31 are arranged continuously and intermittently on the water supply pipe 33. When a fire occurs in the cabinet 1, the water sprayed by the plurality of continuously arranged spray heads 31 can cover a larger area in the cabinet 1. In addition, a plurality of water supply pipes 33 can be arranged continuously and intermittently in parallel along the width of the cabinet 1, and the spray heads 31 are arranged continuously and intermittently on the water supply pipes 33. In this way, when a fire occurs in the cabinet 1, the water sprayed by the spray structure 3 can cover a larger area in the cabinet 1, and the extinguishing effect is better.

[0052] In some embodiments, a wind shield 4 is arranged at the air inlet 11 and / or the air outlet 12. One end of the wind shield 4 is connected to the air inlet 11 and / or the air outlet 12, and the other end is connected to the cabinet. Industrial smoke enters the cabinet 1 through the wind shield 4 from the air inlet 11, and then is discharged from the air outlet 12 through the wind shield 4. Preferably, the geometric center of the wind shield 4 at the air inlet 11 coincides with the geometric center of the air inlet 11 in the horizontal direction. In this case, the wind shield 4 helps the industrial smoke to enter the cabinet 1 uniformly. The geometric center of the wind shield 4 at the air outlet 12 coincides with the geometric center of the air outlet 12 in the horizontal direction. In this case, the wind shield 4 helps the industrial smoke to be discharged from the cabinet 1 concentratedly.

[0053] It should be noted that although the above embodiments have been described in the present text, the patent protection scope of the present utility model is not limited thereby. Therefore, based on the innovative concept of the present utility model, the changes and modifications made to the embodiments described in the present text, or the equivalent structures or equivalent process transformations made using the contents of the present utility model specification and drawings, directly or indirectly apply the above technical solutions to other related technical fields, are all included in the protection scope of the patent of the present utility model.

Claims

1. A filter apparatus, characterized by: The box comprises a box frame, a filter structure and a spraying structure. The box comprises a box frame and an outer cover plate covering the box frame, an air inlet and an air outlet are arranged on different surfaces of the box, waste gas flows from the air inlet to the air outlet, a maintenance door is arranged on the box, the maintenance door is arranged on the side surface of the box, and a drain opening is arranged on the bottom of the box. The filter structure comprises a filter screen and a sliding rail, the sliding rail is fixed in the box frame, the filter structure is arranged between the air inlet and the air outlet, the filter structure comprises a plurality of filter screens which are connected end to end and arranged obliquely, and each filter screen is connected to the box frame through the sliding rail. The spraying structure is arranged above the box, the spraying structure comprises a spraying head and a water supply pipe, the spraying head is arranged on the water supply pipe, the top surface of the box is provided with a spraying hole for the spraying head to spray water into the box, and the water supply pipe is connected to a water source.

2. A filter device according to claim 1, characterised in that: The number of filter structures is two or more, and the filter structures are arranged in an array along the air inlet direction.

3. A filter device according to claim 2, characterised in that: The sliding rail is in a U-shaped structure, the opening direction of the sliding rail faces the maintenance door, and the two sides of the sliding rail are perpendicular to the surface of the box where the maintenance door is located.

4. A filter device according to claim 3, characterised in that: The sliding rail is fixed in the box frame, the sliding rail is arranged in an oblique connection mode, and the filter screen is matched with the U-shaped sliding rail in size and shape.

5. A filter device according to claim 2, characterised in that: The filter screen comprises four layers, the front two layers are mist filter screens, and the rear two layers are dust filter screens.

6. The filter apparatus of claim 1, wherein: The maintenance door comprises a door frame, a door panel and a hinge, the door frame is installed on the box frame through the hinge, the door panel is matched with the door frame, the door panel is fixedly installed in the door frame, a T-shaped lock is arranged on the box, and the T-shaped lock is arranged on the side of the door frame away from the hinge.

7. A filter device according to claim 6, characterised in that: The maintenance door comprises a plurality of maintenance doors.

8. A filter device according to claim 7, characterised in that: The maintenance door is in a square shape, and the projection of the filter screen in the sliding direction is contained in the projection of the maintenance door in the sliding direction.

9. The filter apparatus of claim 1, wherein: A plurality of spraying heads are arranged on the water supply pipe, and the number of spraying holes corresponds to the number of spraying heads.

10. The filter apparatus of claim 1, wherein: An air cover is arranged at the air inlet and / or the air outlet.

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